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A 55 year-old man from Chicago complains of pain in his left thigh for five months. On physical examination his thigh is increased in size, compared to the right. A plain film radiograph reveals the presence of a 15 cm solid mass that does not appear to arise from bone, but it does have infiltrative margins. A biopsy o...
[ "Alpha fetoprotein", "Lambda light chain", "Vimentin", "Parathormone" ]
C
Vimentin
train
med_mcqa
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All are true regarding bleaching powder, except -
[ "Contains about 33% of available chlorine", "It is stable compound", "White amorphous compound", "Strong bleaching agent" ]
B
Bleaching powder (Chlorinated lime) CaOCl2 It is a white amorphous powder with a pungent smell which contains 33% of available chlorine. It is an UNSTABLE compound. It can be stabilised by mixing with an excess of lime. It should be stored in dark, cool and dry place in a closed container that is resistant to corrosion...
train
med_mcqa
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Giant papillary Conjunctivitis is seen in -
[ "Contact lens user", "Trachoma", "Spring Cattarh", "Mycotic corneal ulcer" ]
A
Giant papillary conjunctivitis is a complication of contact lens use. Reference : Donshik, P.C. (2003). Contact lens chemistry and giant papillary onjunctivitis.
train
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During the dark phase of visual cycle, which form of vitamin A combines with opsin to make Rhodopsin
[ "All trans-Retinaldehyde", "All trans-retinol", "11-cis-Retinaldehyde", "11-cis-Retinol" ]
C
Rhodopsin is the photosensitive visual pigment present in the discs of the rod outer segments. It consists of a protein opsin and a carotenoid called retinal or retinene (aldehyde of vitamin A). The light absorbed by the rhodopsin conves its 11-cis-retinal into all-trans-retinal. This light-induced isomerization of 11-...
train
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All the following are the indicators for single visit endodontics EXCEPT
[ "Acute inflammation of the periapex", "Nonvital teeth with sinus tract", "Vital tooth", "Fractured tooth" ]
A
null
train
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A patient had an inferior wall myocardial infarction andwasmshock-Thereasonfohepatientbeing in shock is-
[ "Mitral regurgitation", "Infarction causing septal defect", "Right ventricular infarction", "Deceased ejection fraction from left ventricle" ]
C
Ref: R Alagappan - Manual of Practical Medicine 4th Edition.pg no:184 <img alt="" src=" />
train
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Hard Tick causes a/e –
[ "Relapsing fever", "KFD", "Indian tick typhus", "Tularemia" ]
A
null
train
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Which of the following viral infections is transmitted by tick ?
[ "Japanese encephalitis", "Dengue fever", "kyasanur forest disease (KFD)", "Yellow fever" ]
C
Ans is 'c' i.e., Kyanasur Forest disease KFD is a febrile disease associated with haemorrhages caused by an arbovirus flavivirus and is transmitted to man by bile of infective hard ticks.
train
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Granular keratic precipitates are made of ?
[ "Epitheloid cells", "Macrophages", "Lymphocytes", "RBC" ]
C
Ans. is 'c' i.e., Lymphocytes Keratic precipitates (KPs) KPs are proteinaceous cellular deposits occurring at the back of cornea (corneal endothelial deposits). Keratic precipitates are formed by the aggregation of polymorphonuclear cells, lymphocytes, and epitheloid cells. In the setting of uveitis, the bimicrosopic a...
train
med_mcqa
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The amino acid residue having an imino side chain is
[ "Lysine", "Histidine", "Tyrosine", "Proline" ]
D
Proline has pyrrolidine group in which imino group is there.Ref: DM Vasudevan - Textbook of Biochemistry, 7th edition, page no: 26
train
med_mcqa
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Ratio of fat cells and RBC in bone marrow is? -
[ "1:01", "2:01", "4:01", "6:01" ]
A
Fat cells and RBC ratio is 1:1 Fat to Cell ratio ... should be 1:1 so 1/2 hemopoietic cells and 1/2 are fat cells ... hyperplasia depending on the overall cellularity of the bone marrow. Blasts ... irregular and jagged RBC fragments w/ no central pallor Reference: textbook of Pathology ,7th edition ,18 Harsha Mohan, pa...
train
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Most common form of diabetic neuropathy is: September 2009
[ "Cranial neuropathies", "Radiculopathies", "Sensorimotor polyneuropathy", "Limb mononeuropathies" ]
C
Ans. C: Sensorimotor polyneuropathy The overall prevalence of neuropathy is 66% for type I and 59% for type II diabetes.It can be divided into: Symmetric-may present as small-fiber involvement (dysthesia of feet) or autonomic dysfunction (sexual impotence) but often both occur together. Asymmetric neuropathies are divi...
train
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Fusion of teeth is more common in
[ "Primary dentition", "Permanent dentition", "Mixed dentition", "None of the above." ]
A
null
train
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A large dose of EDTA is used in carbonic anhydrase enzyme inactivation. The mechanism by which EDTA acts is -
[ "It chelates with the metal ion of the enzyme", "It combines with the substrate and doesn't react with the enzyme", "Combines with the substrate and reacts with the enzyme", "Enzyme-EDTA complex can not be attached to substrate" ]
A
Ans. is 'a' i.e., It chelates with ions of the enzyme EDTA is a chelating agent. It acts by causing chelation.Chelation is a chemical reaction that results in bond being formed between a metal ion and an organic (Le., carbon based) molecule.The resulting complex metal bound to molecule is called a "chelate" and contain...
train
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A woman complains of an offensive fishy smelling yellowish discharge without pruritus. pH of discharge is >4.5. Gram stained vaginal smear shows a reduced number of lactobacilli with large number of Gardnerella vaginalis. What is the best treatment option for this patient?
[ "Clinda mycine 300 mg twice daily x7 days", "Metronidazole 500 mg twice daily x7 days", "Metronidazole 2 gm as a single dose", "Metronidazole vaginal gel once a day x7 days" ]
B
Ans. is b, i.e. Metronidazole 500mg twice daily x7 daysThis patient has bacterial vaginosis based on following findings:- Offensive fishy smelling vaginal discharge- No pruritis- pH >4.5- Reduced number of lactobacilli- Increased number of GardnerellaMgt = Non pregnant females = 500mg metronidazole twice daily x7 days....
train
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True about Hyaline membrane disease:
[ "FRC above the closing volume", "FRC below the closing volume", "FRC is equal to closing volume", "FRC doesn't depend on closing volume" ]
B
B i.e. FRC below the closing volume - Closing volume (CV) or critical CV is minimal volume of gas necessary to prevent small airway collapse. In young adults it is 10% of vital capacity (ie = 480 ML) and becomes equal to - 40% of VC (ie = FRC) at the age of 65 years. In RDS (hyaline membrane disease), the FRC decreases...
train
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Sodium potassium pump is a:
[ "Heterodimer", "Homodimer", "Polymer", "Monomer" ]
A
Sodium potassium pump is a heterodimer It has alfa and beta subunits
train
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Common carotid aery divides at the level of:
[ "Hyoid bone", "Cricoid cailage", "Superior border of thyroid cailage", "Inferior border of thyroid cailage" ]
C
C i.e., Superior border of thyroid cailage
train
med_mcqa
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Huhle cells seen in ?
[ "Papillary carcinoma", "Hashimoto Thyroiditis", "Granulomatous thyroiditis", "Thyroglossal cyst" ]
B
Ans. is `b' i.e., Hashimoto ThyroiditisPathological features of Hashimoto's thyroiditis 1. Cross featuresDiffuse symmetrically enlarged thyroidAlthough the gland is symmetrically enlarged, the accentuation of lobulations may make the gland appear lobular on gross examination.Capsule is intactCut surface is pale, yellow...
train
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Tension pneumothorax due to fracture rib is treated by:
[ "Strapping", "Tube drainage", "IPPV", "Internal fixation with open reduction" ]
B
Tension pneumothorax due to fracture rib is treated by tube drainage.
train
med_mcqa
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The amino acid that can be converted into a vitamin:
[ "Glycine", "Tryptophan", "Phenylalanine", "Lysine" ]
B
Ans. B. TryptophanTryptophan can be converted to Niacin.The rate limiting enzyme in Niacin synthesis is Quinolinate Phosphoribosyl Transferase (QPRTase)Specialised products of TryptophanSerotonin (5 Hydroxytryptamine)MelatoninNiacin
train
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The specimen shown below is
[ "MNG", "SNT", "Adenoma thyroid", "TG cyst" ]
A
Ans. (a) MNG* The specimen is Subtotal thyroidectomy specimen of Multinodular goiter.* Both sides at tracheoesophageal groove a sleeve of tissue left is Subtotal.* Only one side a sleeve of tissue left is Near total (Hartley Dunhill Operation)
train
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Egg yields about ________K cal of energy -
[ "50", "60", "70", "80" ]
C
<p> EGG Contain all the nutrients except carbohydrates and vitamin C. An egg weighing 60g contains 6g of protein, 6g of fat , 30 mg of calcium and 1.5 mg of iron, and supplies about 70 kcal of energy. Egg proteins have all the nine essential aminoacids needed by body in right propoions. Egg protein is the standard agai...
train
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Molecular mimicry is an explanation for -
[ "Immune tolerance", "Autoimmune disorders", "Hypersensitivity", "Immunosuppression" ]
B
Ans. is 'b' i.e., Autoimmune disorders* Molecular mimicry is defined as the structural similarity between foreign antigens and self-antigens, because of which T cells and B cells directed against foreign antigens cross react with self antigens resulting in autoimmunity.* Molecular mimicry does not always demand a struc...
train
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Diagnosis of Dengue fever can be made earliest by-
[ "Viral culture", "NS - 1 antigen detection", "IgG antibody detection", "Nucleic acid test" ]
B
Ans. is 'b' i.e., NS-1 antigen detection Dengue diagnostics and sample characteristics Clinical sampleDiagnostic methodMethodologTime to result Viral isolationMosquito or mosquito cell culture inoculationOne week or moreVirusDetectionand itscomponentsAcute Serum(1-5 days of fever)andnecropsy tissues Nucleic acid detect...
train
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Christmas tree arrangement of skin lesion is seen in?
[ "P. versicolor", "P. rosea", "P. folliculitis", "Tineacorporis" ]
B
Ans. (b) P. roseaRef: Rook's 8/e, p 38.81
train
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Vitamin D analogue calcitriol is useful in the treatment of –
[ "Lichen planus", "Psoriasis", "Phemphigus", "Leprosy" ]
B
Drugs for psoriasis Topical medications Vitamin D (calcipotriene) Cool tar Corticosteroids Tree bark extract (dithranol) Topical retinoids Systemic   Psoralens (Methoxsalen, trioxsalen)                      Methotrexate                                                       Acitretin                                  ...
train
med_mcqa
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True statement about &;total feility rate&; is
[ "Indicates approximate magnitude of completed family size", "Numerator is 'women of child bearing age'", "Numerator is 'all live bihs'", "Numerator is 'married women of child bearing age'" ]
A
Total feility rate represents the average number of children a woman would have if she were to pass through her reproductive years bearing children at the same rates as the women now in each age group It gives the appropriate magnitude of completed family size Reference : Park&;s textbook of preventive and social medic...
train
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An outbreak of sepsis caused by Staphylococcus aureus has occurred in the newborn nursery. You are called upon to investigate. According to your knowledge of the normal flora, what is the most likely source of the organism?
[ "Nose", "Colon", "Vagina", "Throat" ]
A
Nose is the common site of residence for Staphylococcus Ref: Textbook of Microbiology Baveja 4th ed pg:178
train
med_mcqa
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All are true about Neuroleptic Malignant syndrome except
[ "Decreased CPK", "Myoclonus", "Hyperthermia", "Increased BP" ]
A
(A) Decreased CPK# Neuroleptic malignant syndrome (NMS) is a life-threatening neurological disorder most often caused by an adverse reaction to neuroleptic or antipsychotic drugs. It generally presents with muscle rigidity, fever, autonomic instability and cognitive changes such as delirium, and is proven on a raised c...
train
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1 ml of 7.5% sodium bicarbonate provides:-
[ "0.5 meq bicarbonate", "0.9 meq bicarbonate", "1.1 meq bicarbonate", "1.5 meq bicarbonate" ]
B
1 ml of 7.5% sodium bicarbonate provides:- 0.9 meq bicarbonate
train
med_mcqa
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In case of blunt injury which one of the following does not cause glaucoma?
[ "Hyphema", "Optic neuropathy", "Uveitis", "Angle recession" ]
B
Traumatic glaucoma causes:Inflammatory glaucoma due to iridocyclitis (anterior uveitis) (D-shaped pupili)HyphemaAngle recessionSubluxation of lensTrabecular edemaGhost cell glaucomaVasomotor reactionAdherent glaucoma
train
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Which is not seen in the anterior mediastinum:(1987)
[ "Teratoma", "Thymic tumours", "Thyroid tumours", "Neurofibroma" ]
D
Ans: d
train
med_mcqa
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Which of the following is the most common retro peritoneal sarcoma ?
[ "Liposarcoma", "Leomyo sarcoma", "Fibrosarcoma", "Neural sheath sarcoma" ]
A
Retroperitoneal sarcomas account for 0.1%-0.2% of all malignant tumours and about 15% of all sarcomas. Liposarcoma is the most common type of retroperitoneal sarcoma (41%), followed by leiomyosarcoma, malignant fibrous histiocytoma, fibrosarcoma and other undifferentiated sarcomas
train
med_mcqa
null
Wernicke's encephalopathy is caused by deficiency of
[ "B1", "B2", "B6", "B12" ]
A
This disorder is also known as cerebral beriberi mostly seen in chronic alcoholics. demands for Vit(B1) thiamine increase in alcoholism Insufficient intake or impaired intestinal absorption will lead to this syndrome clinical features are ophthalmoplegia nystagmus cerebellar ataxia psychosis ref biochemistry satyanaray...
train
med_mcqa
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Sullivan's index indicates
[ "Life free of disability", "Pregnancy rate per HW", "Hook worm eggs/gm of stool", "Standard of living" ]
C
Ans. is 'a' i.e., Life free of disability Sullivan's index Sullivan's index is the expectation of life free of disability. It is computed by subtracting from the life expectancy the probable duration of bed disability and inability to perform major activities. Sullivan's index = life expectancy-- Duration ofbed disabil...
train
med_mcqa
null
According to Maslow&;s hierarchy of needs, following is at the top of the pyramid
[ "Physical needs", "Self actualization", "Safety", "Esteem recognization" ]
B
Maslow&;s hierarchy of needs from base to top: Physiological, safety, love/belonging, esteem, self-actualization.They describe the pattern that human motivations generally move through.
train
med_mcqa
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Incubation period of typhoid-
[ "3-20 days", "14-45 days", "5-10 d ays", "15-60 days" ]
A
<p> Typhoid fever:- Typical continuous fever for 3-4 weeks,relative bradycardia with involvement of lymphoid tissue. Without effective treatment, typhoid kills over 10% of those infected. Causative agent- Salmonella typhi. S.paraA and S.paraB are infrequent. Reservoir- man Case - a case is infectious as long as bacilli...
train
med_mcqa
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Multiphasic screening means-
[ "Application of the two or more screening tests in combination at one time", "Application of two or more screening tests in combination at different time", "Application of two or more screening tests in combination at different geographical areas", "Application of separate screening tests for different diseas...
A
Multiphasic screening It has defined the application of two or more screening tests in combination with a large number of people at one time than to carry out separate screening tests for a single disease. Ref: Park 24th edition
train
med_mcqa
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Aspergillus hyphae branch at what angle -
[ "45deg", "60-90deg", "90-120deg", "None" ]
A
Ans. is 'a' i.e., 45deg
train
med_mcqa
null
Commonest ovarian tumour associated with pregnancy is :
[ "Mucinous cystadenoma", "Teratoma (Dermoid cyst)", "Brenner's tumour", "Fibroma" ]
B
Teratoma (Dermoid cyst)
train
med_mcqa
null
Mass prophylaxis is given for a/e -
[ "Lymphatic filariasis", "Vitamin A deficiency", "Scabies", "Worm infestation" ]
C
Ans. is 'c' i.e., Scabies For scabies mass prophylax is not recommended only the treatment of all members of the affected household is recommended. For lymphatic filiariasis mass chemoprophylaxis is recommended in the community irrespective of whether they have microfilaraemia, disease manifestations or no signs of a i...
train
med_mcqa
null
8 Year old boy presented with swelling on both sides of the face, below the ears of 4 days duration. It first started on the left side and then 3 days later on the right side Possible diagnosis will be
[ "Bacterial sialadenitis", "Sialadenosis", "Epidemic parotitis", "Sialadenitis" ]
C
null
train
med_mcqa
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A 39-year-old man repos seeing red-colored urine in the morning. The CBC reveals anemia, low serum iron, and an elevated reticulocyte count. Laboratory studies show increased lysis of erythrocytes when incubated with either sucrose or acidified serum. Which of the following is the appropriate diagnosis
[ "Anemia of chronic renal failure", "Hereditary spherocytosis", "Microangiopathic hemolytic anemia", "Paroxysmal nocturnal hemoglobinuria" ]
D
- Given clinical features suggests the diagnosis of PNH - Despite its name, the disorder is nocturnal in only a minority of cases. - PNH is a clonal stem cell disorder characterized by episodic intravascular hemolytic anemia; secondary to increased sensitivity of erythrocytes to complement-mediated lysis. - It is d/t s...
train
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null
The children hospital eastern ontario pain scale (cheops) for rating postoperative pain in children under one year eludes all, EXCEPT:
[ "Cry", "Verbal response", "Torso", "Oxygen saturation" ]
D
For the evaluation of postoperative pain, the Children's Hospital of Eastern Ontario Pain Scale (CHEOPS) and the Objective Pain Scale grade behavioral manifestations of pain. The CHEOPS assesses six categories in response to the surgical wound, Cry Facial expression Verbal response Torso position Leg activity Arm movem...
train
med_mcqa
null
Prophylactic intracranial radiation is given to
[ "Small cell carcinoma", "Testicular carcinoma", "Breast carcinoma", "Gastric carcinoma" ]
A
(Ref: doi:10.1634/theoncologist.5-4-293The Oncologist August 2000vol. 5 no. 4 293-298; Prophylactic Cranial Irradiation in Small-Cell Lung Cancer)
train
med_mcqa
null
Which of the following is the most radiosensitive ovarian tumors?
[ "Dysgerminoma", "Dermoid cyst", "Serous cystadenoma", "Endodermal sinus tumor" ]
A
Ans. is a, i.e. DysgerminomaRef: Bailey & Love 24th/ed, p22l"Below the age of 20 years 60% of the tumors are of germ cell origin and in girls under the age of 10 years almost 85% are of germ cell origin and are invariably malignantIn females with HNPCC gene mutation along with BSO, hysterectomy should also be done as t...
train
med_mcqa
null
Stimulation of which of the following areas of brain is experimentally used to control intractable pain
[ "Periaqueductal grey matter", "Mesencephalon", "Subthalmic nucleus", "Medical fore brain bundle" ]
A
ganong's review of medical physiology 24th edition . *mesencephalic periaqueductal gray(PAG) is pa of descending pathway that modulates pain transmission by inhibition of primary afferent transmissiion in the dorsal horn of spinalcord *PAG neurons project directly to and activate two groups of neurons in brainstem:neur...
train
med_mcqa
null
Zone of Weil is
[ "Cell rich zone", "Cell free zone", "Odontoblastic zone", "None of the above" ]
B
null
train
med_mcqa
null
The mechanism of action of sodium nitroprusside is:
[ "Increased cAMP", "Stimulation of guanylate cyclase", "Calcium channel blockage", "K+ channel opener" ]
B
Ans. (B) Stimulation of guanylate cyclase(Ref: KDT 8th/e p544)Sodium nitroprusside acts by releasing nitric oxide (NO). This stimulates guanylate cyclase and results in the elevation of cGMP, which is a potent vasodilator.
train
med_mcqa
null
In transverse lie, the presentation is :
[ "Veex", "Breech", "Brow", "Shoulder" ]
D
Ans. is d i.e. Shoulder Well friends, lets quickly see some impoant terminologies. Lie : It is the relationship between the long axis of the fetal ovoid to the long axis of the uterine ovoid. The lie can be (1)longitudinal, (2) transverse or (3) oblique. The commonest is longitudinal seen in 99.5% cases. Presentation :...
train
med_mcqa
null
Advantages of delayed cord clamping are all of the following EXCEPT?
[ "Lesser anemia", "Lower blood pressure", "Lesser chances of shock", "Lesser intraventricular hemorrhage" ]
B
Advantages of delayed cord clamping: Lesser anemia Higher blood pressure Lesser chances of shock Lesser intraventricular hemorrhage
train
med_mcqa
null
Bell's palsy is paralysis of
[ "UMN V nerve", "UMN VII nerve", "LMN V nerve", "LMN VII nerve" ]
D
Bells palsy is due to the lesion of LMN VII nerve which is idiopathic in nature. Ref: Dhingra 6th edition pg. 94
train
med_mcqa
null
One of the following is the t/t of choice for dermatitis herpetiformis –
[ "Corticosteroids", "Dapson", "Mtx", "Retinoids" ]
B
Main treatment of dermatitis herpetiformis is gluten free diet and dapsone.
train
med_mcqa
null
Arsenic is used in treatment of -
[ "Acute promyelocytic leukemia", "A.L.L.", "CML", "Transient myeloproliferative disorder" ]
A
null
train
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null
After the age of six the increase in the size of mandible occurs at:
[ "Symphysis", "Between canines", "Along the lower border", "Distal to 1st molars" ]
D
null
train
med_mcqa
null
As a part of the space-research program, a physiologist was asked to investigate the effect of flight-induced stress on blood pressure. Accordingly, the blood pressure of the cosmonauts was to be measured twice: once before the take-off and once after the spacecraft entered the designated orbit around the earth. For a ...
[ "The lying down position", "The sitting position", "The standing position", "Any position, as long as the post-flight recording is made in the same position" ]
A
In lying position, blood flow is the same in the brain and the lower limbs. Similarly, in space, there is no gravity. So blood flow is same in the brain and the lower limbs.
train
med_mcqa
null
True about menopausal transition are all EXCEPT?
[ "Increase in FSH", "Decrease in estrogen", "Decrease in AMH", "Increase in inhibin B" ]
D
Menopause is secondary to depletion of ovarian follicles. As the number of follicles decrease there is a consequent decrease in estrogen , inhibin B and Anti Mullerian hormone (all three are primarily produced by granulosa cells of the ovary). Since the theca cells are relatively spared, androgen production declines mo...
train
med_mcqa
null
A patient who has spider telangiectatic spots on skin should have an examination to determine the condition of his:
[ "Lungs", "Liver", "Kidneys", "Pancreas" ]
B
null
train
med_mcqa
null
True about Hirschsprug&;s disease
[ "Aganglionic segment is contracted not dilated", "Descending colon is most common site", "Barium enema is diagnostic", "Barium enema shows calcification" ]
A
Hirschsprung&;s disease : congenital absence of ganglion cells in the submucosal and myentric plexus of distal intestine Rectal biopsy is goldstandard in diagnosing disease. in barium enema,the narrow aganglionic bowel with dilated proximal bowel is seen Symptoms:failure to pass meconium in first 48 hours of life,vomit...
train
med_mcqa
null
Solitary bone lesion that does not arise from metaphysis is
[ "Giant cell tumour", "Simple bone cyst", "Aneurysmal bone cyst", "Fibrous dysplasia" ]
A
Differential diagnosis of a solitary bone lesion Features Giant cell tumour Simple bone cyst Aneurysmal bone cyst Fibrous dysplasia Age 20-40 yrs < 20 yrs 10-40 yrs 20-30 yrs Common bones Lower femur, Upper tibia Lower radius Upper humerus Upper femur Tibia, Humerus Neck of the femur, Tibia Location Epiphysis Metaphysi...
train
med_mcqa
null
Reactionary hemorrhage occurs after extraction because of
[ "Broken roots", "High blood pressure", "Sharp interdental septum", "Gingival laceration" ]
B
null
train
med_mcqa
null
All are true about ESBL except aEUR'
[ "Sensitive to carbapenems", "Ambler classification is based on molecular structure", "Classification is based on 3rd g. cefalosporin sensivity", "cefalosporin sensivity testing is must to confirm the ESBL" ]
A
3rd and 4th generation sensitivity is must Penicillins were the earliest antibiotics to be developed. Penicillins and their related group of antibiotics were called fi lactam antibiotics because they contained a .four carbon ring called )3 lactam ring. Within a few years of introduction of penicillin, bacterias staed a...
train
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The retina receives its blood supply from all, except –
[ "Posterior ciliary artery", "Central retinal artery", "Retinal arteries", "Plexus of Zinn and Haller arteries" ]
A
This question is very tricky. As all the given vessels supply nutrition to retina. First see the nutrition and blood supply of retina. Nutrition and blood supply of retina The retina recieves nutrition from two discrete circulatory systems :- i) Retinal vascular system ii) Choroidal vascular system. Outer four laye...
train
med_mcqa
null
A schizophrenic patient started on haloperidol 2 days back, comes with complaints of torticollis and orofaciolingual movements. What is the diagnosis?
[ "Acute dystonia", "Tardive dyskinesia", "Parkinsonism", "Akathisia" ]
A
Ans. (A) Acute dystonia(Ref: Katzung 11/e p497; KDT 8/e p471)Dystonias are brief or prolonged contractions of muscles that result in obviously abnormal movements or postures, including oculogyric crises, tongue protrusion, trismus, torticollis, laryngeal-pharyngeal dystonias, and dystonic postures of the limbs and trun...
train
med_mcqa
null
Not a feature of multiple myeloma -
[ "Hypercalcemia", "Anemia", "Hyperviscosity", "Elevated alkaline phosphatase" ]
D
null
train
med_mcqa
null
The time taken for primary tooth root completion after eruption:
[ "3 years", "1 year", "2 years", "1 month" ]
B
null
train
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null
Mifepristone is an antiprogestin agent. All of the following are indications of using mifepristone, EXCEPT:
[ "Aboion", "Cushing's syndrome", "PPH", "Cervical ripening" ]
C
Therapeutic uses of Mifepristone: Termination of early pregnancy Cervical ripening Postcoital contraceptive Once a month contraceptive Induction of labour Cushing's syndrome (because of its anti-glucocoicoid activity) Ref: Essentials of Medical Pharmacology by KD Tripathi, 5th edition, Page 283-284.
train
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Which of the following is not true about the Trochlear nerve?
[ "Has the longest intracranial course", "Supplies the ipsilateral superior oblique muscle", "Only cranial nerve that arise from the dorsal aspect of the brainstem", "Enters orbit through the superior orbital fissure outside the annulus of Zinn" ]
A
Trochlear nerve is the fouh cranial nerve. It supplies only superior oblique muscle. It is the only cranial nerve which emerges on the dorsal aspect of brainstem. This nerve enters the orbit through the lateral pa of superior orbital fissure. In orbit, it passes medially, above the origin of levator palpebrae superiori...
train
med_mcqa
null
Oculomotor nerve palsy show all of the following except -
[ "Ptosis", "Inability of lateral gaze", "Paralysis of accommodation", "Upward gaze not possible" ]
B
Ans. is 'b' i.e., Inability of lateral gaze Features of 3rd (occulomotor) nerve palsy* Paralysis of superior rectus, inferior rectus, medial rectus and inferior oblique. Eye is down and out due to unopposed action of superior oblique and lateral rectus. Medial 8c upward gaze is not possible.* Paralysis of sphinctor pup...
train
med_mcqa
null
The thickness of the cornea is measured by using –
[ "Schiotz tonometer", "Keratometer", "Pachymeter", "Aesthesiometer" ]
C
Pachymetry is used to measure thickness of cornea.
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Fatty acid present in breast milk which is important for growth and CNS development is:
[ "Docosahexaenoic acid", "Palmitic acid", "Linoleic acid", "Linolenic acid" ]
A
Ans. A. Docosahexaenoic acidDocosahexaenoic acid (DHA) is a long-chain polyunsaturated fatty acid found in breast milk that plays a role in neurodevelopment. Breast milk DHA concentration is influenced by DHA in the mother's diet.
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If a chromosome divides in an axis perpendicular to usual axis of division it is going to form:
[ "Ring chromosome", "Isochromosome", "Acrocentric chromosome", "Subtelocentric chromosome" ]
B
Isochromosome Chromosome dividing in an axis perpendicular to usual axis of division Results when one arm of a chromosome is lost and the remaining arm is duplicated, resulting in a chromosome consisting of two sho arms only or of two long arms. Morphologically identical genetic information in both arms. The most commo...
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RET proto-oncogene is associated with
[ "MEN1", "Medullary carcinoma of thyroid", "Small cell carcinoma lung", "Melanoma" ]
B
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A 40 year old patient is suffering from carotid body tumor. Which of the following is the best choice of treatment for him-
[ "Excision of tumor", "Radiotherapy", "Chemotherapy", "Carotid aery ligation" ]
A
Carotid Body Tumor (Chemodectoma) Arises from chemoreceptor cells on the medial side of carotid bulb Histologically it is a non-chromaffin paraganglioma Usually benign, unifocal and non-heriditary, schamblin classification is used for carotid body tumor. Associated with pheochromocytoma Higher incidence in areas where ...
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Wood's light can be used for evaluation of -
[ "Tinea capitis", "Freckles", "Vitiligo", "All" ]
D
Ans. is 'a' i.e., Tinea capitis; 'b' i.e., Freckles; 'c' i.e., Vitiligo . A wood's lamp generates 360-nm UV light. . It is used in the evaluation of : - Tinea capitis - Freckles - Erythrasma - Tinea versicolor - Wounds colonized by Pseudomonas - Ash leaf spots in patients with tuberous sclerosis. - Vitiligo
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Drugs used for anaesthesia in hypotensive is
[ "Propofol", "Ketamine", "Thiopentone", "None" ]
B
Ketamine raises the BP, therefore is the induction agent of choice in hypotensive states and shock.(Refer: stoelting's pharmacology and physiology in anaesthetic practice, 5th edition, pg no.294)
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Urethral Crest is situated in -
[ "Prostatic Urethra", "Membranous Urethra", "Penile Urethra", "Bulbar Urethra" ]
A
Urethra -        Length o   Male- 20 cms o   Female- 4 cms -        Shortest part of the male urethra- Membranous part -        The longest part of the male urethra- Penile urethra -        Location of sphincter urethrae- Membranous part -        Prostatic urethra o   Widest part o   Most dilatable part o   Concave ant...
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A 14-year-old boy with difficulty in walking and behavioural disturbance, recovered from prolonged jaundice recently, has bluish pigmentation over lunula. The next investigation to be done:
[ "Nail fold capillaroscopy", "Slit lamp examination", "Biopsy of the pigmented area", "Ankle-Brachial Pressure Index" ]
B
Ans: (b) Slit lamp examinationRef: Harrison's Principles of Internal Medicine, 19th edition, Page 2519; Nail Abnormalities: Clues to Systemic Disease Am Fam Physician 2004;69: 1417-24WILSON'S DISEASEAutosomal recessive disorder caused by mutations in ATP7B gene, a membrane bound copper transporting ATPase on chromosome...
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Rhenium is used in which pa of X ray Tube?
[ "Cathode", "Anode", "Focussing Cup", "Filter" ]
B
*Tungsten Rhenium Alloy is used as Anode in Modern X ray tube. *Nickel is used in Focussing Cup. *Aluminium is used in Filter.
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Sign of antemortem hanging is
[ "Ligature mark", "Eye is open", "Fracture of hyoid", "Tardieu spots" ]
B
Ans. is 'b' i.e., Eye is open * The important PM findings of Hanging are :i) Ligature mark is above thyroid cartilage, incomplete, bilaterally symmetrical and directed obliquely upward extending to the angles of mandible, then to mastoid and finally to occipital protuberance. Ligature mark is an example of imprinted/pr...
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A patient presents with a platelet count of 700 x 109/L with abnormalities in size, shape and granularity of platelets. WBC count of 12 x 109 /L, hemoglobin of 11g/dl and the absence of the Philadelphia chromosome. The most likely diagnosis would be-
[ "Polycythemia vera", "Essential thrombocythemia", "Chronic myeloid leukemia", "Leukemoid reaction" ]
B
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Paedophile is having anal intercourse with -
[ "Older women", "Children", "Homosexual adult", "Hijra" ]
B
In sodomy with children :- The act → 4 Pederasty Active agent → 4 Paedophile Passive agent (i.e. child) →Catamite.
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Bilateral carcinoma breast is common in which of the following type of breast cancer?
[ "Lobular", "Inflammatory", "Scirrhous", "Colloid" ]
A
Ans. a (Lobular). (Ref. Bailey & Love, 25th/ pg. 837)Breast carcinoma1Mast common typeDuctal carcinoma (80%)2Most malignant (bad prognosis)Inflammatory carcinoma3Most favourable/ excellent prognosisTubular carcinoma4BilateralInvasive Lobular carcinoma5'Indian file pattern' on HPRInvasive lobular carcinoma6Mast common t...
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A rapidly destructive infection of nose and paranasal sinuses in diabetics is:
[ "Histoplasmosis", "Sporotrichosis", "Mucormycosis", "Sarcoidosis" ]
C
Mucormycosis It is a fungal infection of nose and paranasal sinuses which may prove rapidly fatal. It is seen in uncontrolled diabetes or in those taking immunosuppressive drugs Ref Dhingra 6/e,p 159
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A young hypertensive patient has serum K+ 2.8 meq/L and aldosterone level with ↓ed plasma renin activity. The likely cause is/are -
[ "Renal artery stenosis", "Ectopic ACTH syndrome", "Diuretic therapy", "Conn's syndrome" ]
D
null
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Which is not an explanation for cyclic trend of diseases -
[ "Herd immunity variations", "Environmental conditions", "Build up of susceptibles", "Antigenic variations" ]
B
Environmental conditions are responsible for seasonal trend (not cyclic trend) Cyclic trend Some diseases occur in cyclic spread over a short period of time which may be week, days, months or years. This is due to naturally occurring variation in herd immunity. A build up of susceptible is again required in the herd ...
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Drug used in multiple sclerosis -
[ "Inferferon alpha", "Interferon beta", "Interferon gamma", "Infliximab" ]
B
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A 12-year-old male is admitted to the hospital with profuse rectal bleeding but appears to be free of any associated pain. Which of the following is the most common cause of severe rectal bleeding in the pediatric age group?
[ "Internal hemorrhoids", "External hemorrhoids", "Diverticulosis", "Ileal (Meckel) diverticulum" ]
D
Ileal (Meckel) diverticulum, which is an outpouching of the distal ileum, is twice as prevalent in males as in females. The diverticulum is clinically important because ulceration of the diverticulum with pain, bleeding, perforation, and obstruction is a complication that may require emergent surgery. Signs and symptom...
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On complete hydrolysis of DNA, we will get all of the following except
[ "Adenosine", "Purine base", "Phosphoric acid", "Dexose pentose sugar" ]
A
DNA is a polymer of nuleotides (deoxyribonucleotides). Thus, its monomeric unit is nucleotide :-
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The earliest change noticed in hypeensive retinopathy is:
[ "Soft exudate", "Aeriolar spasm", "Venospasm", "Hard exudate" ]
B
Ans. Aeriolar spasm
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Bullous impetigo is caused by
[ "Streptococcus", "Staphylococcus", "Pseudomonas", "Y. Pestis" ]
B
Bulbous impetigo causative organism: staph aureus age: most common in neonates and infants bulle : thick walled and lasts for 2-3 days extend peripherally with central clearing iadvl textbook of dermatology page 228
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Malignant neurolept hypehermia (NMS) seen in all except:
[ "Haloperidol", "Metoclopramide", "Domperidone", "Amantadine" ]
D
D. i.e. Amantaetine
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If ASHA found any child lies in yellow area according to ICDS growth cha:-
[ "Child is referred to higher center", "Child is referred to PHC", "Community-based management of malnutrition", "Only follow - up" ]
B
ICDS Growth Cha:- This cha is based on MGRS standards (Multicentre Growth Reference Study standards) Standard to -2SD is GREEN which requires home based management -2 to -3 SD is mild to moderate malnutrition which is YELLOW and this child is referred to PHC. Below -3SD is severe malnutrition which is RED and this chil...
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Structures lying deep to posterior belly of digastricare all. Except:
[ "Retromandibular vein", "Hypoglossal nerve", "Hyoglossus muscle", "Occipital aery" ]
A
Retromandibular vein Ref: BDC Anatomy 4/e vol. III p157; Gray's Anatomy 40/e p441The Retromandibular vein lies superficial to the posterior belly of digastric.Structures lying deep to the posterior belly of digastric are:a.Transverse process of atlasb.Muscles- hyoglossus, superior oblique and the rectus capitis lateral...
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Double bubble sign is a radiological feature of:
[ "Pyloric stenosis", "Duodenal atresia", "Hirschsprung's disease", "Necrotising enterocolitis" ]
B
Ans. Duodenal atresia
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A 40 year old man presented with repeated episodes of bronchospasm and hemoptysis. Chest X-ray revealed perihilar bronchiectasis. Which of the following is the most likely diagnosis?
[ "Sarcoidosis", "Idiopathic pulmonary fibrosis", "Extrinsic allergic alveolitis", "Bronchopulmonary aspergillosis" ]
D
Patient in the question is showing features of allergic bronchopulmonary aspergillus. It is a hypersensitive disease of the lungs seen in atopic individuals who develop asthma and peripheral blood eosinophilia following inhalation of aspergillus species. Patient presents with fever, cough, malaise, hemoptysis, breathle...
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Reinke edema is associated with:
[ "Alcoholism", "Smoking", "Malnutrition", "None of the above" ]
B
Reinke Edema has the following features. Strong association with cigarette smoking and heavy voice use. Diffuse edematous changes of the vocal cords. Usually bilateral.
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For galactorrhea and amenorrhea syndromes, what is the investigation in addition to serum prolactin?
[ "LH", "TSH", "Urinary Keto-steroids", "HCG" ]
B
In patients with Iodine deficiency Low T4/T3 results in TSH || by Feedback mechanism & to ||TSH the TRH is also elevated(||) Now this ||TRH will increase both TSH and Prolactin production. Therefore Hyperprolactinemia resulting in Galactorrhea can also be seen in Patients with thyroid malfunction.
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WHO Malaria Mass Drug Administration –
[ "API >5", "> 2", "15", "25" ]
B
First you should know what does mass prophylaxis mean in malaria. In areas with high malaria prevalence, presumptive treatment is given to all people. This is know as mass treatment. Presumptive treatment is given when API is >2
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