query stringlengths 1 1.57k | pos stringlengths 1 22.5k | idx int64 0 161k | task_name stringclasses 1
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After exploration of common bile duct, the T-tube is removed on which of the following days | Cholecystectomy with choledochotomy and CBD exploration T-tube is left in place for cholangiography and removal of any retained stone T-tube cholangiogram is done on 7th - 10th day Post-operatively Remove T-tube if cholangiogram is normal If residual stone is discovered on the postoperative cholangiogram, T-tube should... | 18,800 | medmcqa_train |
A child has a vocabulary of 4–6 words however the main mode of communication and social interaction continues to be non-verbal what is the most likely developmental age of the child – | Vocabulary of 4-6 words in addition to jargon is achieved by 15 months of age. However <20% of speech is understood and hence main mode of communication continnues to be non-verbal. | 18,801 | medmcqa_train |
Most common malignancy in Lung is - | Ans. is 'c' i.e., Adenocarcinoma o Squamous carcinoma was the most commonly diagnosed form of NSCLC; however. with the steady decline in cigarette consumption over the past four decades and changes in cigarette manufacturing (including the use of different types of filters), adenocarcinoma has replaced squamous cell ca... | 18,802 | medmcqa_train |
Synaptic potential can be recorded by:March 2012 | Ans: C i.e. MicroelectrodeSynaptic potential/Postsynaptic potentialIt is a change in the potential, voltage, of the post synaptic cell.It is an alteration in the membrane potential of a cell resulting from activation of a synaptic input.All animal cells maintain a voltage difference between the intracellular and extrac... | 18,803 | medmcqa_train |
Which of the following has autosomal dominant inheritance – | Best's disease is extremely rare form of macular dystrophy. It is autosomal dominantly inherited.
All other options are autosomal recessive inherited. | 18,804 | medmcqa_train |
All the following are true of de quervan's thyroidites except | (C) (Increased radioactive iodine uptake) (770-777-Bailey & Love 26th)DeOuervain's thyroiditis is synonymous with Granulomatous thyroiditis or subacute Thyroiditis or Giant cell ThvroiditisQOrigin/Etiology* It is viral in origin0 Symptoms usually follow an upper respiratory tract originClinical presentation (Harrison's... | 18,805 | medmcqa_train |
A patient presents with upper abdominal pain and vomiting.
His pulse rate is 100/min and BP is 70/40 mm Hg. A diagnosis of
pancreatitis is made. What is the next appropriate
management? | IV fluids (RL) is the first step of management of acute pancreatitis. | 18,806 | medmcqa_train |
Infections encountered after splenectomy are following Except | Post splenectomized patients are more prone for infections with encapsulated organisms like Pneumococcus, Neisseria, H.influenza, Babesia due to defective phagocytosis as there is reduced IgM, properdin tuftin and other antibodies. Reference: SRB 5 the edition page no. 677 | 18,807 | medmcqa_train |
Night blindness is due to: | d all of the above refkhurana 3 rd/e p. 289 | 18,808 | medmcqa_train |
Trachoma inclusion bodies in conjunctival smear are detected by: | Ans. All of the above | 18,809 | medmcqa_train |
Following is test marker of alcohol induced liver injury: | Most common chronic liver disease in India is Alcoholic liver disease An SGOT: SGPT ratio>2:1 is suggestive while a ratio >3:1 is highly suggestive of alcoholic liver disease. The AST in alcoholic liver disease is rarely>300 U/L and the SGPT is often normal. A low level of SGPT in the serum is due to an alcohol induced... | 18,810 | medmcqa_train |
If apgar score is 6, at 5 minutes of life, then what is the interpretation: | According to NNF & WHO : APGAR SCORE INTERPRETATION 0-3 Severe bih asphyxia 4-7 Moderate bih asphyxia >7 Normal | 18,811 | medmcqa_train |
Reis buckler dystrophy affects which layer of the cornea? | CLASSIFICATION OF CORNEAL DYSTROPHIES Dystrophies are classified according to the anatomic site most severely (primarily) involved, as follows: Anterior dystrophies Stromal dystrophies Posterior dystrophies primarily affects epithelium and Bowman's layer Primarily affects stroma Primarily affects the corneal endotheliu... | 18,812 | medmcqa_train |
Which one of the following local anesthetics belongs to the ester group? | Procaine is an ester linked local anaesthetic. Bupivacaine, Lignocaine and Mepivacaine are amide linked local anesthetics. Other ester linked anesthetics are cocaine, chloroprocaine, tetracine and benzocaine. Ref: Essentials of Medical Pharmacology By K D Tripathi, 5th Edition, Page 320. | 18,813 | medmcqa_train |
Stomach is supplied by | The left gastric aery is a branch of celiac trunk. The left gastroepiploic aery supplies left half of greater curvature of the stomach is a branch of splenic aery. The sho gastric aeries that supply the fundus are also branches of the splenic aery. The right gastroepiploic aery that supplies the right half of greater c... | 18,814 | medmcqa_train |
Most common used rays for radiotherapy – a) X raysb) γ rays c) α raysd) β rays | "Several different types of radiation are used to treat patients with malignant conditions. The most frequently used forms of radiation for cancer therapy, however are , high energy X-rays and gamma rays". | 18,815 | medmcqa_train |
The synol cavity of the glenohumeral joint communicates with the subdeltoid bursa after the rupture of: | The shoulder joint is separated from the subacromial bursa by the supraspinatus tendon, which is inseing on the greater tubercle of the humerus. So, if the supraspinatus tendon is ruptured, the synol cavity of the shoulder will be able to communicate with the subacromial bursa. If contrast dye is injected into the cavi... | 18,816 | medmcqa_train |
The most impoant sign of defloration is : | D i.e. Ruptured hymen | 18,817 | medmcqa_train |
Not a component of Cram stain - | Ans. is 'a' i.e., Methylene blue | 18,818 | medmcqa_train |
All are true regarding trematodes except: | Trematodes are unsegmented, leaf-like flat worms or helminthes with no body cavity. All of them are hermaphrodite except Schistosoma. They have two intermediate hosts, first is snail and second is fresh-water fish/ crab or water plants except schistosomes (one intermediate host) All schistosomes are acquired by skin pe... | 18,819 | medmcqa_train |
Hasse rule is related to(Kerala 2007repeat) | Ans) a (Age of fetus) Ref: Reddy 27th ed p68Rule of Hasse-It is used for calculating the age of the foetus. In the first five months of pregnancy the square root of crown rump length gives the approximate age of foetus in months.In the last five months the length in centimeters divided by 5 gives the age in months. | 18,820 | medmcqa_train |
Minimum interval between 2 live vaccine immunization ? | Ans. is 'b' i.e., 4 weeks Basic principle of immunezation Minimum 4 weck interval recommended between 2 live vaccine adminstration except OPV and oral thyphoid. Two or more killed vaccine may be administrated simultaneously or at any given interval A live and killed vaccine given simultaneously but at different site. I... | 18,821 | medmcqa_train |
Mesalamine is used in: | Ref: Katzung 11th p.I087Explanation:Mesalamine is an aminosalicylate used in the treatment of inflammatory bowel diseasesDrugs that contain 5-aminosalicylic acid (5-ASA) have been used successfully for decades in the treatment of inflammatory bowel diseases. 5- ASA differs from salicylic acid only by the addition of an... | 18,822 | medmcqa_train |
A newborn infant is noted to have numerous, light brown macules dispersed across her skin. The significance of this feature is due to its strong association with the development of which of the following tumors? | Congenital "cafe au lait" spots are present in more than 90% of patients with neurofibromatosis. This autosomal dominant disorder is characterized by multiple neural tumors, especially neurofibromas, pigmented hamaomas of the iris (Lisch nodules), and cafe au lait spots, which usually occur over nerve trunks. Although ... | 18,823 | medmcqa_train |
Upper one third of vagina is derived from: | Uterovaginal canal (fused Mullerian or paramesonephric ducts) forms upper 1/3rd vagina, lower 2/3rd is formed from urogenital sinus. Uterovaginal canal (mesoderm) comes in contact with the urogenital sinus (endoderm). Sinovaginal bulbs are formed by the proliferation of endodermal lining. Solid vaginal plate is derived... | 18,824 | medmcqa_train |
A 70 years old female is on treatment withAlendronate for 7 years for osteoporosis. Now she complains of pain in right thigh'at is the next investigation to be performed? | Ans. b. X-ray The pain in right thigh in a 70 years old female, who is on treatment with alendronate for 7 years for osteoporosis might be due to femoral shaft fracture. Plain X-rays showed a characteristic picture consisting of a transverse or sho oblique fracture line, lateral coical thickening, and medial spiking. S... | 18,825 | medmcqa_train |
Incubation period of scabies is – | Itching occurs due to hypersensitivity to saliva scabin of mite, and it takes 4-6 weeks are required for the hypersensitivity to develop. So, incubation period of scabies is 4-6 weeks. | 18,826 | medmcqa_train |
A highway truck driver has profuse rhinorrhoea and sneezing. .Which among the following drug would you prescribe him | Is a non sedating antihistamines drugs and is preferred for the patients requiring constant attention. it does not cause sedation impairment of psychomotor function. Other Drugs listed in the question are first generation antihistamines. Refer KDT 6/e p157 | 18,827 | medmcqa_train |
VIPoma is associated with which syndrome: | VIPomas are endocrine tumors that secrete excessive amounts of vasoactive intestinal peptide (VIP),
Excessive VIP causes a distinct syndrome characterized by large-volume diarrhea, hypokalemia, and dehydration. This syndrome also is called Verner-Morrison syndrome, pancreatic cholera, and WDHA syndrome for watery diarr... | 18,828 | medmcqa_train |
The commando operation is:- | Commando's operation: Total glossectomy hemimandibulectomy + Removal of floor of mouth + Radical lymph node dissection Indicated when carcinoma is fixed to mandible with infiltration of floor of mouth. | 18,829 | medmcqa_train |
Cytolytic activity of membrane attack complex is modulated by ? | Ans. is 'c' i.e., Factor S | 18,830 | medmcqa_train |
Which one of the following arteries pierces the oblique popliteal ligament of the knee joint? | OBLIQUE POPLITEAL LIGAMENT
Expansion from the tendon of semimembranosus.
Runs upwards and laterally, blends with the posterior surface of the capsule, and is attached to the intercondylar line and lateral condyle of femur.
Related to politeal artery.
Structures piercing the ligament
Middle Genicular vessels.
Posterior... | 18,831 | medmcqa_train |
Which of the following is a topical sulfonamide - | Ans. is 'b' i.e., Mafenide Classfication of sulfonamidesShort acting - Sulfadiazine, Sulfisoxaxole, Sulfamethizole, Sulfacystine.Intermediate acting - Sulfamethoxazole.Long acting - Sulfadoxine, Sulfamethopyrazine.Topical Sulfonamides - Sulfacetamide sodium, Mafenide, silver sulfadiazine.Sulfonamide for RA and ulcerati... | 18,832 | medmcqa_train |
A Pt. is presented with a metallic foreign body in eye. Which investigation shoul not done: | Ans: A (MRI) Table(Harrison)Common Contraindications to MR ImagingCardiac pacemaker or permanent pacemaker leadsInternal defibrillatory deviceCochlear prosthesesBone growth stimulatorsSpinal cord stimulatorsElectronic infusion devicesIntracranial aneurysm clips (some but not all)Ocular implants (some) or ocular metalli... | 18,833 | medmcqa_train |
Which of the following responses is found in atopic individuals - | Atopy is typed I hypersensitivity reaction. Type I hypersensitivity reaction is IgE dependent. Cytotoxic IgE antibodies are fixed on the surface of tissue cells ( mast cells and basophils) in sesensitizedndividuals. The antigen combines with the cell fixed antibody, leading to release of a phapharmacologicallytive subs... | 18,834 | medmcqa_train |
Which of the following abnormality is seen in first-degree hea block? | First-degree AV block (PR interval >200 ms) is a slowing of conduction through the AV junction. All p waves will be followed by QRS complexNormal PR interval 120-200msHarrison 19e pg: 1472 | 18,835 | medmcqa_train |
Substance that is used for vertebroplasty is: | (a) Polymethyl methacrylate- Vertebroplasty and kyphoplasty are interventional radiologic procedures for the treatment of the intense pain refractory to medical management or bracing caused by vertebral compression fracture associated with osteoporosis, tumors, and trauma.- Vertebroplasty and kyphoplasty involve intrao... | 18,836 | medmcqa_train |
Trichomonas is seen under microscope in? | Trichomonas exist only is trophozoite form, so seen in normal saline. Vaginal or urethral discharge is examined microscopically in saline wet mount preparation to look for characteristic jerky & twitching motility & shape. | 18,837 | medmcqa_train |
Which of the following conditions produce a positive Darier's sign? | Uicaria pigmentosa is the most common form of cutaneous mastocytosis presenting as reddish-brown monomorphic maculopapules, plaques or nodules appear in asymmetrical distribution anywhere on the body except the face, head, palms and soles. They uicate within a fewminutes of gentle rubbing (Darier's sign) & subsides wit... | 18,838 | medmcqa_train |
Function of hepatic kupffer cells is | Kupffer cells Kupffer cells, derived from the macrophage - monocyte system Are irregular stellate - shaped cells that also line the sinusoids, insinuating between endothelial cells Phagocytic, play a major role in the trapping of foreign substances and initiating an inflammatory response MHC-II antigens are expressed o... | 18,839 | medmcqa_train |
All are tests for detecting carbon monoxide in blood except? | Ans. is 'a' i.e., Kastle mayer testSpectroscopic examination, Hoppe - Seyler's test (10% NaOH), kunkel's (tannic acid) test and adding water (15 ml) in 2 drops of blood can detect CO. | 18,840 | medmcqa_train |
A mother brought her daughter with complaints of diarrhea. Lab investigations revealed Giardia lamblia. She had the same complaint before few weeks and was treated. She also had history of getting recurrent chest infections. This girl may have: | Common variable immunodeficiency (CVID) is a disorder characterized by poor production of immunoglobulins in response to antigenic stimuli. This limited humoral response to antigens leads to recurrent sinus and pulmonary infections, often caused by Streptococcus pneumoniae and other bacterial pathogens. Recurrent pulmo... | 18,841 | medmcqa_train |
Which of the following is true regarding non-shivering thermogenesis? | Long chain free fatty acids are examples for physiological uncouplers. They have a role in non-shivering thermogenesis. | 18,842 | medmcqa_train |
Teichoic acid is present in the cell wall of | Teichoic acids, which are polymers of polyribitol-phosphate, are cross-linked to the peptidoglycan and can be antigenic. They are impoant in cell wall metabolism. Antiteichoic acid antibodies detectable by gel diffusion may be found in patients with active endocarditis caused by S aureus.ComponentsGram-PositiveGram-Neg... | 18,843 | medmcqa_train |
Microangiopathic Hemolytic anemia seen in: | Micro-angiopathic Hemolytic anemia occurs when red blood cells are forccd to squeeze through abnormally narrowed small vessels. Narrowing is most often caused by fibrin deposition in association with DIC. Other causes of micro-angiopathic hemolytic anemia are:
Malignant hypertension
SLE
Thrombotic Thrombocytopenic purp... | 18,844 | medmcqa_train |
Most sensitive test for carpal tunnel syndrome- | Ans. is 'a' i.e., Phalen's testClinical tests for carpal tunnel syndromeo There are some provocative tests which act as important screening methods : -Wrist flexion (Phalen's test) : - The patient is asked to actively place the wrist in complete flexion. If tingling and numbness develop in the distribution of median ne... | 18,845 | medmcqa_train |
Which of the following is true about esophagus except: | Answer-(B) Middle & lower third made up of striated muscleEpithelium is stratified squamous non-keratinized epithelium.Muscularis mucosa contains only longitudinal layer and no circular layer.Mucosa is the toughest and strongest layer.Serosa is absent.Muscularis externa is made up of skeletal muscle fibers only in the ... | 18,846 | medmcqa_train |
A child aged 24 months was brought to the Primary Health Centre with complains of cough and fever for the past 2 days. On examination, the child weighed 11 kg, respiratory rate was 38 per minute, chest in drawing was present. The most appropriate line of management for this patient is ? | The child has chest indrawing,but no fast breathing and hence classified as severe pneumonia. classification of pneumonia. Fast breathing is present when the respiratory rate is : 1. 60 breaths/min or more in child < 2 months of age. 2. 50 breaths/min or more in child aged 2-12 months. 3. 40 breaths/min or mote in chil... | 18,847 | medmcqa_train |
Mechanism of oxygen toxicity is? | ANSWER: (D) Free radicalsREF: Pulmonary physiology by Michael G. Levitzky page Page 245, Yao & Artusio's anesthesiology: problem-oriented patient management - Page 67"The mechanism of oxygen toxicity is controversial but probably involves the formation of superoxide anions or other free radicals""The biochemical basis ... | 18,848 | medmcqa_train |
Primary amenorrhea, absent uterus, normal pubic hair. Diagnosisis - | Ans. is 'a' i.e., Mullerian agenesis o MRKH syndrome is also known as MURCS syndrome (Mullerian agenesis, Renal aplasia and cervicothoracic somite dysplasia).o MRKH (Mayer Rokitansky Kuster Hauser) syndrome has a karyotype of 46, XX. So the gonads present are ovaries in contrast to Androgen Insensitivity Syndrome where... | 18,849 | medmcqa_train |
Diagnostic test for syphilis: March 2013 | Ans. C i.e. FTA-ABS | 18,850 | medmcqa_train |
Another name for glucose | Glucose is the predominant sugar in the human body. It is the major energy source. It is present in blood. -glucose is dextro- rotatory. In clinical practice , it is often called as dextrose.Ref: DM Vasudevan, 7th edition, page no: 71 | 18,851 | medmcqa_train |
The Best investigation to visualize posterior urethra is | Ans. (d) Ascending urethrogramRef: Campbell Urology 11th Edition, Page 3257* Best Investigation to visualize posterior urethra is micturiting cystourethrogram or ascending urethrogram | 18,852 | medmcqa_train |
All of the following statement regarding measles are true except -a) Rash appears first on legb) Koplik spot are seen on retinac) Long term complication may be seen in form of SSPEd) Caused by RNA viruse) I-P is 2-3 days | Measles
Measles is caused by a RNA virus of paramyxovirus.
Measles in also known as rubella
The only source of infection is a case of measles, carriers are not known to occur.
Infective period → 4 days before and 5 days after the appearance of rash.
Infective material → Secretions of nose, throat and respiratory trac... | 18,853 | medmcqa_train |
The characteristic lesion of atherosclerosis is | Atherosclerosis is a intima based lesion composed of a fibrous cap and an atheromatous core: the constituents of the plaque include smooth muscle cells, ECMs, inflammatory cells, lipids and necrotic debris Robbins 9th edition page no 343 | 18,854 | medmcqa_train |
Impotent quoad is seen in: | Ans. (b) An individual who may be impotent with any particular woman (QUOAD- as regards) but not with others.Ref: The Essentials ofFSM by K.S. Narayan Reddy 31st ed. / 357-58* IMPOTENCE: inability of a person to perform sexual intercourse. It cannot be placed as a defense for rape.* STERILITY: inability of the male to ... | 18,855 | medmcqa_train |
Nitrogen atoms in purines are derived from all except- | Nitrogen atoms in purines are derived from amino acids - Aspaate Glutamine Glycine Nitrogen atoms in purines Carbon atoms in purines N1 from Aspaate C2 from N10Formyl Tetrahydrofolate N3 & N9 from Glutamine C4 and C5 from Glycine N7 from Glycine C6 from CO2 C8 from N5,N10Methenyl THF | 18,856 | medmcqa_train |
All of the following statements are true about congenital rubella except: | Ans. is 'd' i.e., Infection after 16 weeks of gestation results in major congenital defects(Ref: Harrison, 18th/e, p. 1606; 19th/e, p. 1300)* The most important factor in the pathogenicity of Rubella virus for the fetus is gestational age at the time of infection.* "In general, the earlier in pregnancy infection occurs... | 18,857 | medmcqa_train |
Perforin - | Cytotoxic T Lymphocyte-Mediated Apoptosis
Cytotoxic T lymphocytes (CTLs) recognize foreign antigens presented on the surface of infected host cells,
Upon activation, CTLs secrete perforin, a transmembrane pore-forming molecule, which promotes entry of the CTL granule serine proteases called granzymes.
Granzymes cleave... | 18,858 | medmcqa_train |
Tunica reaction is positive in ? | Ans. is 'b' i.e., R typhi Neill - Mooser (Tunica) reaction When male guinea pigs are inoculated intraperitoneally with blood from a case of endemic typhus or with a culture of R. typhi (R. mooseri) they develop fever and a characteristic scrotal inflammation. This reaction is used to differentiate R. typhi and R. prowa... | 18,859 | medmcqa_train |
True about Osteomyelitis | First X-ray changes seen in loss of soft tissue plane. | 18,860 | medmcqa_train |
Which of the following glycosaminoglycan contains iduronic acid? | Option d : Heparin contains iduronic acid Glucuronic acid is the hexuronic acid present in most of the glycosaminoglycans. Iduronic acid is a component of Heparin Dermatan sulfate Heparin and Heparan sulfate both contain N-sulfo glucosamine sugar instead of N-acetyl glucosamine as sugar component. NOTE: Dermatan sulfat... | 18,861 | medmcqa_train |
Vector for Japanese Encephalitis is: March 2013 (g) | Ans. C i.e. Culex mosquito Domestic pigs and wild birds (herons) are reservoirs of the JE virus. Amongst the most impoant vectors of this disease are the mosquitoes Culex tritaeniorhynchus and Culex vishnui. | 18,862 | medmcqa_train |
What is meant by Catchment area? | IMPOUNDING RESERVOIRS- These are aificial lakes constructed usually of eahwork or masonry in which large quantities of surface water is stored. Dams built across rivers and mountain streams also provide large reserves of surface water. The area draining into the reservoir is called "Catchment area". | 18,863 | medmcqa_train |
Indication for prophylaxis in pneumocystis carinii pneumonia include | Defects in cellular and/or humoral immunity predispose to development of PCP. CD4+ T cells are critical in host defense against Pneumocystis. For HIV-infected patients, the incidence is inversely related to the CD4+ T cell count: at least 80% of cases occur at counts of <200 cells/mL, and most of these cases develop at... | 18,864 | medmcqa_train |
Ideal fluid of choice in a 35 year old man presenting with acute pancreatitis | While there are proponents for agrressive fluid therapy and for specific resuscitation goals, it is probably best to resuscitate with a balanced crystalloid and to restore normal blood volume, blood pressure and urine output. On the basis of recent data it appears that lactated Ringer's solution may be superior to norm... | 18,865 | medmcqa_train |
Best-known large sample study programme for coronary heart disease is: | Ans. a (Framingham study). (Ref. Park, Textbook of PSM 17th ed., 277)FRAMINGHAM STUDYone of the best known large prospective studies seen (1951) & has played a major role in establishing nature of cardiovascular heart disease risk factors & their related importance.STANFORD-3- COMMUNITY STUDYto determine whether commun... | 18,866 | medmcqa_train |
Anticancer drug causing lung fibrosis is: | Bleomycin | 18,867 | medmcqa_train |
All are cluster B disorders of personality except - | Ans. is 'c' i.e., Avoidant Personality disorderso ClustorA: Paranoid, Schizoid, Schizotypal.o Clustor B: Antisocial (Dissocial), Histrionic, Narcissistic, Borderlineo Clustor C: Anxious (avoidant). Dependent, obsessive - compulsive (anankastic). | 18,868 | medmcqa_train |
Cysteine is abundantly found in- | The more the disulfide bond harder the keratin is.- Cysteine contributes to the disulfide bond. | 18,869 | medmcqa_train |
C3-nephritic factor (C3Ne) is associated with membranoproliferative glomerulonephritis. Which of the following statements regarding C3Ne is most appropriate? | Activation of the alternate pathway of complement system is seen in type-II membranoproliferative glomerulonephritis. C3 Nephritic factor is an autoantibody of IgG class which is produced against alternate C3 convease. C3Ne, like properdin, stabilizes the C3b which is normally degraded by regulatory complement proteins... | 18,870 | medmcqa_train |
Cervix carcinoma arises from: | Note:
• M/C site for carcinoma cervix = Squamo columnar junction
• M/C site for adenocarcinoma of cervix = Endocervix. | 18,871 | medmcqa_train |
Amplifier host is - | Pig is amplifier host in japanese encephalitis REF:<\p> ANATHANARAYANAN MICROBIOLOGY NINTH EDITION PAGE.521 | 18,872 | medmcqa_train |
The amniotic fluid is in balance by : | Ans. is a, b, c Amniotic fluid originates from In early pregnancy - As an ultrafiltrate of maternal plasma (i.e., option "b" correct). By beginning of the second trimester - It consists of extracellular fluid which diffuses through the fetal skin (i.e., option "e"). After 20 weeks - Cornification of skin prevents this ... | 18,873 | medmcqa_train |
Pasteur effect is: | Ans. D. All of theseThe inhibition of glycolysis by oxygen is referred to as Pasteur effect. This is due to inhibition of the enzyme phosphofructokinase by ATP and citrate (formed in the presence of 02). | 18,874 | medmcqa_train |
To differentiate between stress incontinence and detrusor instability investigation done is - | Genuine stress incontinence is defined as urinary leakage occurring during increased bladder pressure when this is solely due to increased abdominal pressure and not due to increased true detrusor pressure. It is caused by sphincter weakness. Detrusor instability this is phasic increase in detrusor pressure (due to pha... | 18,875 | medmcqa_train |
The most common type of Glomerulonephritis occurs in HIV infection is | (A) FSGS GLOMERULONEPHRITISCINICAL FEATURESETIOLOGY* ADP-GN* Nephritic syndrome* Post-streptococcal (2/3rd cases)Diffuse proliferative GN* Gross hematuria + edema + hypertension* Leprosy, ABE, SBEAcute GN* Oliguria* RBC cast: most specific* RPGN (Crescentic GN)* Sub acute RF* Nephritic syndrome* Complement level Normal... | 18,876 | medmcqa_train |
Which of the following is X linked disease? | Autosomal recessive conditions System Disorder Metabolic Cystic fibrosis Galactosemia Homocystinuria a1 antitrypsin deficiency Wilson disease Hemochromatosis Glycogen storage disease Lysosomal storage disease Hematopoietic Thalassemias Sickle cell anemia Endocrine CAH(congenital adrenal hyperplasia) Skeletal Ehlers dan... | 18,877 | medmcqa_train |
Type II hypersensitivity is mediated by- | Reference :Robbins basic pathology 9th edition pg no 114:antibodies directed against target antigens on the surface of cells or other tissue components cause type II hypersensitivity | 18,878 | medmcqa_train |
ECT is contraindicated in: | Intracranial SOL | 18,879 | medmcqa_train |
Down's syndrome predisposes to _____cancer – | Down's syndrome predisopse to → AML, ALL, Juvenile type of CML, Transient myeloproliferative disorder, Myelodysplasia. | 18,880 | medmcqa_train |
Medulla oblongata is supplied by the following aeries, EXCEPT: | Blood supply to medulla oblongata is provided by veebral aery and its branches such as anterior spinal aery, posterior spinal aery and posterior inferior cerebellar aery. Anterior spinal aery supplies anterior and medial aspect of medulla oblongata. Posterior spinal aery supplies lateral aspect of medulla. PICA runs be... | 18,881 | medmcqa_train |
As the thickness of split skin graft increases | The thicker the dermis that is taken -Fewer but brisker bleeding points on the donor site The more durable will be the graft once healed (although it might take longer and require more care), Also more difficult will be donor site healingThicker grafts heal with less contracture Bailey and love 26e pg: 403 | 18,882 | medmcqa_train |
Which type of shift in intracranial content is common in children with progressive hydrocephalus | Hydrocephalus is a condition in which the primary characteristic is excessive accumulation of cerebrospinal fluid (CSF) the clear fluid that surrounds the brain and spinal cord. This excessive accumulation results in an abnormal dilation of the spaces in the brain called ventricles. Increased pressure in the posterior ... | 18,883 | medmcqa_train |
A 20-year-old man is being treated for acute lymphoblastic leukemia. While neutropenic, he becomes severely hypotensive with a temperature of 38.5degC. His blood pressure is 80/60 mm Hg, pulse 120/min, and heart sounds are normal. The JVP is below the sternal angle, lungs are clear, and his extremities are warm and flu... | In septic shock, right atrial pressure, and systemic vascular resistance are low. Cardiac output can be normal or high in early sepsis. | 18,884 | medmcqa_train |
Wilm's tumor associated with all except | Answer- D. Digeorge syndromeThese are -WAGR syndromeDenys - Drash syndromeBeckwith - Wiedeman syndrome | 18,885 | medmcqa_train |
All are true about Keloid EXCEPT: | Ans: (c) Subsides over timeRef: Manipal Manual of Surgery 4th ed. / 9* Keloids can be remembered as uscars that dont know when to stop"* A keloid, sometimes referred to as a keloid scar, is a tough heaped-up scar that rises quite abruptly above the rest of the skin.* It can appear few day to few weeks after surgery.* I... | 18,886 | medmcqa_train |
All these are the properties of exotoxin except: | (Refer: Anantha Narayanan and Paniker’s Textbook of Microbiology, 9th edition, pg no: 75)
Differences between Exotoxin and Endotoxin | 18,887 | medmcqa_train |
The following is an anti-apoptotic gene | Refer ribbons 7/e p29, 9/e p55 | 18,888 | medmcqa_train |
The most common cause of pathological fracture is | D i.e. Secondary deposits | 18,889 | medmcqa_train |
Lagophthalmos is seen in: | Ans: A (Leprosy) Ref: Parson's Diseases of the Eye :21st edition, pg no - 176: Basak Diseases of the Eye 5th edition, pg no 117. Explanation: Lagophthalmos Inadequate closure of the eyelids, resulting in exposure of the eye. Etiology - nocturnal lagophthalmos Facial nerve palsy - Bell's palsy, leprosy, sarcoid, CSOM, P... | 18,890 | medmcqa_train |
Type of anaemia caused by pulmonary TB | Microcytie hypochromic anaemia Tuberculosis is a chronic inflammatory disorder. It is associated with anemia of chronic disease Anemia that is often observed in patients with infectious inflammatory or neoplastic disease that persists for more than 1 or 2 months is called anemia of chronic disease. - The characteristic... | 18,891 | medmcqa_train |
Schneider's first rank symptom is ? | Ans. is 'c' i.e., Audible thoughts Schneider's first rank symptoms Hallucinations :- Audible thoughts, voices commenting on one's action, voices heard arguing two or more hallucinatory voices discussing the subject in third person (third person hallucination). Thought attention phenomena :- Thought inseion, thought wit... | 18,892 | medmcqa_train |
Softening of uterine isthmus and lower segment in early pregnancy is known as: UP 07; MAHE 11 | Ans. Hegar's sign | 18,893 | medmcqa_train |
Herniation of meninges through cranial defect is known as | Anencephaly is characterized by the absence of the cranium and telencephalic structures, with the skull base and orbits covered only by angiomatous stroma. Acrania is the absence of the cranium, with protrusion of disorganized brain tissue.Cephalocele is the herniation of meninges through a cranial defect, typically lo... | 18,894 | medmcqa_train |
A 64-year-old male noticed the development over the past 3 months of thickened, darkly pigmented skin in axillae and flexural areas of the neck and groin. These areas are neither painful nor pruritic. A punch biopsy of axillary skin reveals undulating epidermal acanthosis with hyperkeratosis and' basal layer hyper pigm... | He has findings typical of acanthosis nigricans, a cutaneous marker for benign and malignant neoplasms. The skin lesions often precede signs and symptoms of associated cancers. They are believed to arise from the action of epidermal growth-promoting factors made by. neoplasms. The rashes that develop with SLE are the r... | 18,895 | medmcqa_train |
Anal fissure best diagnosed by: | Fissure-in-Ano- Location of dentate line - usually 2cm below the anal verge.- Longitudinal split in the anoderm from anal verge to the dentate line- Location - In posterior midline at 6'o clock position - Fissure is of two types* Acute fissures* Chronic fissures - Chronic fissures - Characterized by Triad* CANOE- SHAPE... | 18,896 | medmcqa_train |
In a patient with fixed respiratory obstruction Helium is used along with Oxygen instead of plain oxygen because | B i.e. It decreases turbulence | 18,897 | medmcqa_train |
A 60 year old man with history of long standing diabetes mellitus presents with painless, swollen right ankle joint. X-rays of the ankle show destroyed joint with large number of loose bodies. The most probable diagnosis is: | Ans. A. Charcot's jointa. It is progressive destructive arthritis arising from loss of pain sensation and proprioceptionb. Joints lack normal reflex safeguard against abnormal stress injury.c. Causes- DM, Tabes dorsalis, Leprosy, syringomyelia, Myelomeningocele, Chronic alcoholism | 18,898 | medmcqa_train |
What is the first line of drug for post-menopausal Osteoporosis? | Treatment of post-menopausal Osteoporosis : Bisphosphonates First-line therapy. They increase bone density and reduce the risk for spine, hip and non-veebral fractures. Synthetic analogues of pyrophosphate that bind to the hydroxyapatite in bone and inhibit osteoclastic bone resorption. | 18,899 | medmcqa_train |
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