query stringlengths 1 1.57k | pos stringlengths 1 22.5k | idx int64 0 161k | task_name stringclasses 1
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All of the following structures passes through the Alcock canal, EXCEPT: | Alcock canal or pudendal canal stas from the lesser sciatic notch and runs forward on the medial surface of the ischial tuberosity up to the pubic arch where it is continuous with the deep perineal pouch. Contents of the pudendal canal are:Pudendal nervePudendal aery and veinWithin the canal pudendal nerve give rise to... | 400 | medmcqa_train |
Marfans Syndrome affecting eyes, skeletal system, and the cardiovascular system is caued by the mutation in the gene | Marfan Syndrome Is Caused by Mutations in the Gene for Fibrillin-1. It is inherited as an autosomal dominant trait. It affects the eyes (eg, causing dislocation of the lens, known as ectopia lentis), the skeletal system (most patients are tall and exhibit long digits and hyperextensibility of the joints), and the cardi... | 401 | medmcqa_train |
RNA primer is synthesized by - | Ans. is 'c' i.e., DNA primase ProteinFunctionDNA polymerasesDeoxynucleotide polymerizationHelicasesProcessive unwinding of DNATopoisomerasesRelieve torsional strain that results from helicase-induced unwindingDNA primaseInitiates synthesis of RNA primersSingle-strand binding proteinsPrevent premature reannealling of ds... | 402 | medmcqa_train |
Biochemical analytes measured in the triple test are all the following Except | Second-Trimester ScreeningPregnancies with fetal Down syndrome are characterized by lower maternal serum AFP levels--approximately 0.7 MoM, higher hCG levels--approximately 2.0 MoM, and lower unconjugated estriol levels--approximately 0.8 MoM. This triple test can detect 61 to 70 percent of Down syndrome.Levels of all ... | 403 | medmcqa_train |
A preterm baby is born with synchronised upper chest movement, minimal nasal flare, expiratory grunting heard by the stethoscope, but has no chest or xiphoid retractions. The Silverman score is: | The Silverman Anderson retraction score of respiratory distress syndrome (RDS): Upper chest Lower chest Xiphoid retraction Nares dilatation Expiratory grunt Grade 0 Synchronised No retraction None None None Grade 1 Lag on inspiration Just visible Just visible Minimal By stethoscope Grade 2 See-saw Marked Marked Marked ... | 404 | medmcqa_train |
Yoke muscle pair is | Right lateral rectus and left medial rectus.
Yolk muscles are pair of muscles one from eye which contracts simultaneously during version movement. | 405 | medmcqa_train |
Causes of restrictive cardiomyopathy are - | Restrictive cardiomyopathy is characterised by a primary decrease in ventricular compliance , resulting in impaired ventricular filling during diastole. Restrictive cardiomyopathy can be idiopathic or associated with systemic disease that also happen to affect the myocardium for example radiation fibrosis, amyloidosis,... | 406 | medmcqa_train |
3-year-old child comes in ER with Hv'o vomiting, loose watery motion for 3 days, on examination, the child was drowsy, sunken eye. Hypothermia and skin pinch take time to revert back, diagnosis | on A child with severe dehydration will have at least two of the following four signs: sensorium is abnormally sleepy or lethargic, sunken eyes, drinking poorly or not at all, and a very slow skin pinch.
A child with some signs of dehydraon will have two of the following: restlessness or irritability, sunken eyes, dri... | 407 | medmcqa_train |
A 50 years old lady presented with lump in the left breast, which has developed suddenly in weeks. Perimenstrual symptoms are present. No associated family history. On examination, the lump is well circumscribed, fluctuant, 1.5 cm oval in shape. Most likely diagnosis: | Fibroadenoma - it occurs in 2nd to 3rd decade of life Galactocele - it occurs in 3rd to 4th decade of life. Breast cancer - there is no associated family history and lump has developed suddenly hence breast cancer is ruled out. Breast cyst - it occurs in 5th to 6th decade of life. Examination revealed fluctuant lesion ... | 408 | medmcqa_train |
HIV can - | it can cross blood brain barrier and cause cns infection REF:ANANTHANARAYANAN TEXT BOOK OF MICROBIOLOGY 9EDITION PGNO.576 | 409 | medmcqa_train |
Heamorrhagic external otitis media is caused by | Otitis externa haemorrhagica It is characterized by for mation of haemorrhagic bullae on the tympanic membrane and deep meatus. It is probably viral in origin and may be seen in influenza epidemics. The condition causes severe pain in the ear and blood-stained discharge when the bullae rupture. Treatment: with analgesi... | 410 | medmcqa_train |
A 7 year old male patient presents to the clinic for routine dental examination and has history of frequent snacking and sugary beverages. Intraoral examination shows multiple pit and fissure caries and subsurface enamel porosity manifesting as milky white opacity. Tactile probing should not be used in this case becaus... | Traditionally, dentists have relied upon a visual-tactile radiographic procedure for the detection of dental caries. This procedure involves the visual identification of demineralized areas (typically white spots) or suspicious pits or fissures and the use of the dental explorer to determine the presence of... | 411 | medmcqa_train |
Most dangerous paicles causing pneumoconiosis are of size | In pneumoconiosis, the most dangerous paicles range from 1-5 micron in diameter, because they may reach the terminal small airway and settle in there lining notes The solubility and cytotoxicity of paicles ,modify the nature of pulmonary response | 412 | medmcqa_train |
Calculate the deficit for a 60 kg person,with Hb - 5 g/dl add 1000 mg for iron stores. | Iron deficit = Bodyweight(kg) x 2.3 x (15 - Hb) + 1000
= 60 x 2.3 x (15 - 5) + 1000
= 2380 (close to 2500) | 413 | medmcqa_train |
Which of the following is not a cause of glomerular proteinuria? | Multiple myeloma is characterized by tubular proteinuria. The Bence Jones proteins induce tubular damage Increased beta-2-microglobulin levels in urine is an prognostic indicator of Multiple myeloma Diabetes Mellitus and amyloidosis lead to damage to basement membrane of the kidney leading to glomerular proteinuria in ... | 414 | medmcqa_train |
Which of the following does not cause Insulin release- | Ans. is 'a' i.e., Rosiglitazone o Oral hypoglycemic drugs may be divided into two groups. 1. Group 1 These drugs reduce plasma glucose by stimulating insulin production, therefore called insulin secretogogues. Hypoglycemia is a well known side effect. Examples are: i) Sulfonylureas: first generation (chlorpropamide, to... | 415 | medmcqa_train |
Which of the following endocrine tumors is most commonly seen in MEN I ? | In MEN 1 : * Gastrinoma (>50%) * Insulinoma (10-30%) * Glucagonoma (<3%) * Somatotrophinoma (25%) Reference : page 2336 Harrison's Principles of Internal Medicine 19th edition | 416 | medmcqa_train |
The following is the least useful investigation in multiple myeloma : | Answer is C (Bone scan) Bone scans are least useful for diagnosis of Multiple Myeloma. Cytokines secreted by myeloma cells suppress osteoblastic activity therefore typically no increased uptake is observed. In multiple myeloma the osteohlastic response to bone destruction is negligible. The bone scan therefore is often... | 417 | medmcqa_train |
A 2-week-old baby is irritable and feeding poorly. On physical examination, the infant is irritable, diaphoretic, tachypneic and tachycardic. There is circumoral cyanosis, which is not alleted by nasal oxygen. A systolic thrill and holosystolic murmur are heard along the left sternal border. An echocardiogram reveals a... | Truncus aeriosus refers to a common trunk for the origin of the aoa, pulmonary aeries and coronary aeries. It results from absent or incomplete paitioning of the truncus aeriosus by the spiral septum during development. Most infants with persistent truncus aeriosus have torrential pulmonary blood flow, which leads to h... | 418 | medmcqa_train |
prophylaxis for Pneumocystis carinii is indicated in HIV positive patents When CD4 count is- | Low CD4 count correlated with risk of PCP (p < 0.0001); 79% had CD4 counts less than 100/microl and 95% had CD4 counts less than 200/microl. Bacterial pneumonia has been linked to several HIV-related factors, including CD4 counts, having an uncontrolled viral load, and not being on antiretroviral therapy. HIV-positive ... | 419 | medmcqa_train |
index finger infection spreads to - | Ans. is 'a' i.e., Thenar space o Thenar space communicates w'ith the index finger while the mid palmar space communicates with the middle, ring and little fingers.o Thus infection of index finger leads to thenar space infection while the infection of middle, ring or little finger leads to mid palmar space infection.Fea... | 420 | medmcqa_train |
All are clinical features of chalcosis except | Dalen - fuch's nodules are formed due to proliferation of the pigment epithelium ----- sympathetic ophthalmitis. | 421 | medmcqa_train |
Bidextrous grip is seen at what age? | Ans. A. 4 monthsFINE MOTOR MILESTONES: AgeMilestone4 monthsBidextrous reach6 monthsUnidextrous reach9 monthsImmature pincer grasp12monthsMature pincer grasp15monthsImitates scribbling, tower of 2 blocks18monthsScribbles, tower of 3 blocks2 yearsTower of 6 blocks, veical & circular stroke3 yearsTower of 9 blocks, copies... | 422 | medmcqa_train |
A victim of Tsunami has difficulty in overcoming the experience. She still recollects the happening in dreams and thoughts. The most likely diagnosis is | PTSD is characterised by recurrent and intrusive recollections of the stressful event, either in flashbacks (images, thoughts, or perceptions) and/or in dreams. There is an associated sense of re-experiencing of the stressful event. There is marked avoidance of the events or situations that arouse recollections of the ... | 423 | medmcqa_train |
A tumor has the following characteristic retrobulbar location within the muscle cone, well defined capsule, presents with slowly progressive proptosis, easily resectable, occurs most commonly in the 2nd to 4th decade. Most likely diagnosis is - | Ref: Clinical ophthalmology 5th/e p.670 *Cavernous hemangioma is the most common benign, intraconal tumor in adults. *Hemangiopericytoma is also retrobulbar intraconal lesion found in adults but is a rare tumor. Moreover owing to its tendency to invade the adjacent tissues, its margins are less distinct than cavernous ... | 424 | medmcqa_train |
For Status epilepticus, treatment of choice is: September 2012 | Ans. D i.e. Lorazepam | 425 | medmcqa_train |
All are subjective tests for audiometry except: | (b) Impedance audiometry(Ref. Scott Brown, 6th ed., Vol 2; 2/12/1)Impedance audiometry is an objective test. It does not require the cooperation of patient.Other objective audiometry tests are; OAEs, Electrocochleography and BERA | 426 | medmcqa_train |
Tonic neck relfex is lost in lesion of - | Ans. is 'c' i.e., Medulla | 427 | medmcqa_train |
More than 90% patients of CREST syndrome with the limited cutaneous form of this disorder make which of the following autoantibodies? | All forms of scleroderma are thought to have a strong autoimmune component, and glucocoicoids and azathioprine are used to suppress the inflammatory complications of scleroderma. (Other drugs that can be used in therapy include penicillamine, which inhibits collagen cross-linking, NSAIDS for pain, and ACE inhibitors to... | 428 | medmcqa_train |
Name of mumps vaccine is | Widely used live attenuated mumps vaccine include the jeryl Lynn, RIT 4385, Leningrad-3, L-Zagreb and Urable strains. The current mumps strain (jeryl Lynn) has the lowest associated incidence of post-vaccine aseptic meningitis. | 429 | medmcqa_train |
Sacro-Iliac joint involvement is common in which condition? | (A) Ankylosing spondylitis # ANKYLOSING SPONDYLITIS (AS, from Greek ankylos, crooked; spondylos, vertebrae; -itis, inflammation), previously known as Bekhterev's disease, Bekhterev syndrome, and Marie-Strumpell disease, is a chronic inflammatory disease of the axial skeleton with variable involvement of peripheral join... | 430 | medmcqa_train |
Infertility issues with leiomyoma can be addressed by | GnRH agonist treatment is approved for treating infertility associated with fibroid uterus. | 431 | medmcqa_train |
An adult male sustained accidental burns and died 1 hour later. Which of the following enzymes will be increased in the burn area? | Answer: a) ATPase (KS NARAYAN REDDY 33rd ED P-327)In antemortem burns, skin adjacent to the burnt area will show increase in the following enzymes after certain time intervalEnzymeAge of wounds (hour)ATPases1Esterases1Aminopeptidases2Acid phosphatase4Alkaline phosphatase8 | 432 | medmcqa_train |
Recommended daily dietary requirment of folate (folic acid) in children ? | Ans. is 'a' i.e., 80-120 mg Recommended daily allowances of folic acid are:- Healthy adults - 200 micro gm.(mcg) Pregnancy - 500 mcg Lactation - 300 mcg Children - 80-120 mcg | 433 | medmcqa_train |
Alcohol dependence is seen which of the following phase | Ans. is 'a' i.e. Oral PhasePsychiatric disorders resulting from fixation of regression to this phase* Oral phase (Birth 1 Vx year)* Alcohol dependence or drug dependence* Severe mood disorder* Dependent personality traits and disorders* Schizophrenia* Ana! phase* Obsessive compulsive traits* Obsessive compulsive disord... | 434 | medmcqa_train |
CAMP acts through: | A i.e., Activation of protein kinase | 435 | medmcqa_train |
A four-fold increase in the titre obtained in Weil- Felix reaction is diagnostic of - | In weil-felix test, host antibodies to various rickettsial species cause agglutination of Proteus bacteria because they cross-react with bacterial cell surface antigens. Reference: Harrison20th edition pg 1011 | 436 | medmcqa_train |
The diameter of Tricuspid orifice is | ValveDiameter of OrificePulmonary2.5cmAoic2.5cmMitral3cmTricuspid4cmRef: BD Chaurasia; Volume 1; 6th edition; Table 18.1 | 437 | medmcqa_train |
Most common cause of hirsutism in a teenage girl: | As explained earlier PCOD is the most common cause of hirsutism.
PCOD most common affects teenage girls (15–25 years). Therefore, In teenage girls most common cause of hirsutism is PCOD. | 438 | medmcqa_train |
CSF is stored at:Kerala 11 | Ans. 4degC | 439 | medmcqa_train |
Gastrosplenic ligament is derived from? | ANSWER: (C) Dorsal mesogastriumREF: Langman's Medical Embryology 9th edition 293The gastrosplenic ligament (ligamentum gastrosplenicum or gastrolienal ligament) is part of the greater omentum. Embryonically the gastrosplenic ligament is derived from the dorsal mesogastrium. The gastrosplenic ligament is made of periton... | 440 | medmcqa_train |
A 59-year-old male is found to have a 3.5-cm mass in the right upper lobe of his lung. A biopsy of this mass is diagnosed as a moderately differentiated squamous cell carcinoma. Workup reveals that no bone metastases are present, but laboratory examination reveals that the man's serum calcium levels are 11.5 mg/dL. Thi... | Symptoms not caused by either local or metastatic effects of tumors are called paraneoplastic syndromes. Bronchogenic carcinomas are associated with the development of many different types of paraneoplastic syndromes. These syndromes are usually associated with the secretion of ceain substances by the tumor cells. For ... | 441 | medmcqa_train |
Crossing over, true is; | Crossing over is the exchange of genetic material between non sister chromatids of homologous chromosomes occuring during pachytene stage of prophase I of meiosis.Recombination of genes in the same chromosome is brought about by crossing over. Ref: PRINCIPLES OF GENETICS, By Eldon John Gardner, Michael J. Simmons, D. P... | 442 | medmcqa_train |
Bloom Richardson grading - | Ans. is 'a' i.e., Carcinoma breasto Bloom Richardson Grading and its variants are used to grade breast cancers. | 443 | medmcqa_train |
Which among the following is FALSE about congenital toxoplasmosis? | Negative IgM with positive IgG indicates past infection. The presence of IgM antibody (which does not cross placenta) in the infant's circulation will diagnose congenital toxoplasmosis. The double sandwich IgA-ELISA is more sensitive than the IgM-ELISA for detecting congenital infection in the fetus and newborn. The me... | 444 | medmcqa_train |
Superior suprarenal aery originates from: | Inferior phrenic aery | 445 | medmcqa_train |
Most common cause of Papillary necrosis is | Major causes of Papillary Necrosis1. Analgesic nephropathy2. Sickle cell nephropathy3. Diabetes with UTI4. Prolonged NSAID use Reference: Harrison&;s Principles of Internal Medicine; 19th edition; Chapter 340; Tubulointerstitial Diseases of the Kidney | 446 | medmcqa_train |
Alzheimer's disease is associated with: September 2012 | Ans. C i.e. Dementia Alzheimer's dementia Coical (NOT subcoical) dementia, Progressive, Associated with Apo E gene, Neurofibrillary tangles are seen and Donepezil is used in management | 447 | medmcqa_train |
Essential amino acids are all except: | 10 amino acid are essential - T - Threonine V -VALINE P- Phenylalanine A- Arginine T- Tryptophan M- Methionine I -Isoleucine L -Leucine L - Lysine 2 amino acid are semi essential -Arginine and histidine can be synthesized by adults and not by growing children | 448 | medmcqa_train |
What is tuberculoma? | Tuberculosis may also involve the bone of the maxilla or mandible. One common mode of entry for the microorganisms is into an area of periapical inflammation by way of the blood stream; an anachoretic effect.
It is conceivable also that these microorganisms may enter the periapical tissues by direct immigration through... | 449 | medmcqa_train |
Clinical features of rheumatic fever are all except- | Ref: R Alagappan - Manual of Practical Medicine 4th Edition.pg no:146-147 Rheumatic Fever Acute, recurrent, inflammatory disease, mainly of children (aged 5-15 years), typically occurring 1-5 weeks after group A streptococcal infection. Pathophysiology 1. Cross reactivity of host antistreptococcal antibodies to cardiac... | 450 | medmcqa_train |
A dense persistent nephrogram may be seen in all of the following except: | B i.e. Systemic hypeension | 451 | medmcqa_train |
Most common type of mesentric cyst is | Chelolymphalic cyst :
It is commonest type of mesentric cyst.
It has congenital misplaced lymphatic tissue. | 452 | medmcqa_train |
According to WHO, membranous glomerulonephritis seen in SLE, is - | Ans. is 'd' i.e., Class V | 453 | medmcqa_train |
All the following can be used to grow human viruses except? | The virus needs cellular components for there growth | 454 | medmcqa_train |
When a child is not able to perform the following motor functions such as skipping, walking on heels, hopping in place or going forwards in tandem gati, his motor development is considered to be below ? | Ans. is 'b' i.e., 4 years o A child hops on one foot by 4 years and skips by 5 years. o As this child can not hop, the age of this child is less than 4 years. | 455 | medmcqa_train |
The alveoli are filled with exudate. The air is displaced, converting the lung into a solid organ. This description suggests- | • ‘Bacterial invasion of the lung parenchyma causes the alveoli to be filled with an inflammatory exudate, thus causing consolidation (“solidification”) of the pulmonary tissue’…..Robbins definition of pneumonia | 456 | medmcqa_train |
Antoni A & Antoni B Pattern's are seen in | Schwannoma *Distinctive histologic patterns seen within the peripheral nerve sheath tumor Schwan noma include the Antoni A and Antoni B regions oThese are the classic microscopic appearances of a schwannoma, which is benign. oNote the more cellular "Antoni A" pattern on the left with palisading nuclei surrounding pink ... | 457 | medmcqa_train |
Incised wound which is not a feature ? | Ans. is 'c' i.e., Margins are inveed Margins are eveed, clear, and clean cut. | 458 | medmcqa_train |
Which one of the following is a malignant bone tumour? | (C) Chondrosarcoma # MALIGNANT PRIMARY BONE TUMORS include osteosarcoma, chondrosarcoma, Ewing's sarcoma, malignant fibrous histiocytoma, fibrosarcoma, and other sarcoma types. Multiple myeloma is a hematologic cancer which also frequently presents as one or more bone tumors.# CLASSIFICATION of BONE TUMOURS:> Cartilage... | 459 | medmcqa_train |
New born term baby born by vaginal delivers' had respiratory' distress, grunt, with scaphoid abdomen -Most probable diagnosis is - | Ans. is 'b' i.e., Diaphragmatic hernia o Diaphragmatic Hernia is defined as a communication between abdominal & thoracic cavities with or without abdominalContents in thorax.MC Bochdalek type.More common on left (85%)30% of CDH have associated anomalesCardiac anomalis is MC anomalis.In cardiac (Hypoplastic left heart s... | 460 | medmcqa_train |
Confirmatory test for syphilis is-rpt qun | rpt qun | 461 | medmcqa_train |
The placenta secretes a hormone that is utilized in the early detection of pregnancy. This hormone is: | The synthesis and secretion of hCG begins about day 6 of pregnancy, presumably from the trophoblast cells. Pregnancy tests utilize the measurement of hCG for detection of the embryo. Endothelial growth factor (EGF) is synthesized by the cytotrophoblast cells in the early placenta, then is synthesized by the syncytiotro... | 462 | medmcqa_train |
Ulceration of the vulva is commonly seen in all except | Ans. is a, i.e. Bacterial vaginosisRef: Dutta Gynae 6th/ed, p262Vulval ulcersVulval ulcers are predominantly due to sexually transmitted diseases. Rarely, it may be due to non-specific causes.Malignant ulcer is also rare. The various etiological factors related to vulval ulcers are given in the below Table.Ulcers of th... | 463 | medmcqa_train |
Thalidomide can be used in all of the followingconditions except? | HIV associated peripheral neuropathy | 464 | medmcqa_train |
In children with classical galactosemia all are true except: | E. coli sepsis is common and the onset often precedes the diagnosis of galactosemia Elimination of galactose reverse growth failure, cataract, renal and hepatic dysfunction Galactokinase deficiency -> accumulation of galactose and galactitol Duae variant- a single amino acid substitution, has 50% of normal enzyme activ... | 465 | medmcqa_train |
When a person changes position from standing to lying down, following change is seen: | B i.e. Venous return to hea increases immediately In standing posture, 300- 500m1 of blood pools in venous capacitance vessels of lower extremities, which is immediately returned towards heaQ on assuming lying down posture. Cardiovascular system Onlying On standing - Stroke volume - Cardiac output - Venous return - Cen... | 466 | medmcqa_train |
Metrorrhagia is | The term intermenstrual bleeding is updated nomenclature for metrorrhagia. | 467 | medmcqa_train |
Effective red cell diameter | Answer: (C) Thalassemia minor anemia may present with normal RBC diameter (265-68-Hrshmohon 7th) (630= Rabbins- basis disease)Red blood cell distribution width (RDW or RCDW) is a measure of the variation of red blood cell (RBC) volume that is reported as part of a standard complete blood count. Usually red blood cells ... | 468 | medmcqa_train |
The most impoant indication for surgical repair of a Bicornuate Uterus is - | The most impoant indication for surgical repair of a Bicornuate Uterus is Recurrent aboions Recurrent aboions occur due to - Decreased space for embryo to grow and Relatively less blood supply | 469 | medmcqa_train |
Maternal moality rate is - | Park&;s textbook of preventive and social medicine 23rd edition. * Maternal moality rate is the no of maternal deaths in a given period per 100,000 women of reproductive age during the same time period. | 470 | medmcqa_train |
Colour of crystals in positive Florence test is - | Ref:The essential of forensic medicine and toxicology Dr.K.S NARAYAN REDDY 32nd edition pg no 415 the stain is estracted by 10% HCL and a drop is placed on a glass slide and allow to dry a cover slip is place dover this , and a drop of florence solution(KI,iodide and water) this allowed to run under the cover slip .if ... | 471 | medmcqa_train |
Factor Xa is necessary for conversion of prothrombin to thrombin | Ans. (c) As part of both extrinsic and intrinsic pathways(Ref: Robbins 9th/pg 118-119; 8th/pg 119)Activated factor IX along with factor VIIIa (Intrinsic pathway) & factor VIIa (extrinsic pathway), converge to activate Factor X to Xa is necessary for conversion of prothrombin to thrombin (common pathway) | 472 | medmcqa_train |
True about Rotameter – | As the gas flows through the rotameter, bobbin rises and the upper end of bobbin determines the flow rate.
Rotameter works on variable area (variable orifice) and constant pressure principle (not variable pressure).
Causes of inaccurate reading in rotameter are :- Static electricity, Dirt inside the tube, Non-vertical ... | 473 | medmcqa_train |
What is an ideal method to prevent aspiration pneumonia? | Ans: A (Cuffed endotracheal tube) Ref: Bailey, 24th ed, p. 46; Ajay Yadav, p. 101A cuffed endotracheal tube is used to:1. Facilitate artificial airway ventilation or surgery around face or airway.2. Protection of lung if there is a risk of pulmonary aspiration.Predisposing factors for aspiration:1. Full stomach-- singl... | 474 | medmcqa_train |
A mutation that results in a value replacement for glutamic acid at position 6 of the B chain of hemoglobin 5 hinders normal hemoglobin function and results in sickle-cell anemia when the patient is homozygous for this mutation. This is an example of which of the following types of mutation? | Missense mutations are those in which a single base change (point mutation) results in a codon that encodes for a different amino acid residue. The effects of these types of mutations can range from very minor or even undetectable to major, depending on the impoance of the altered residue to protein folding and functio... | 475 | medmcqa_train |
Which of the following vessel does not cross the midline of the body: | The left gonadal vein drains into the left renal vein which crosses the midline to join inferior vena cava. All the other options (Left renal vein, left brachiocephalic vein and hemiazygous vein) cross the midline.Ref: Human Anatomy, B D Chaurasia, 4th Edition, Volume 2, Chapter 24, Page 297, 307, 316; Clinical Anatomy... | 476 | medmcqa_train |
Daily maintenance fluid for a child weighing 24 kg is: | Fluid requirement in a child in this child weighing 24 kg is:1540 mL. For first 10 kg: 100ml/kg For next 10 kg : 50ml/kg For each kg. above 20 : 20 ml/kg (1-10 kg) 100 x 10 = 1000 mL (11-20 kg) 50 x 10 = 500 mL; For next 4 kg (21-24 kg) 20 x 4= 80 mL | 477 | medmcqa_train |
OCP protects against all EXCEPT: September2012 | Ans. A i.e. Hepatic adenoma OCP's administration may result in hepatic adenoma. Oral contraceptive pills Protects against: - Uterine Ca, - Ovarian Ca, - RA, - Endometriosis etc. | 478 | medmcqa_train |
In a chronic alcoholic, all the following may be seen in the liver except - | Alcoholic liver disease
There are three distinct forms of liver disease -
1. Hepatic steatosis (fatty liver)
2. Alcoholic hepatitis
(a) Acute alcoholic hepatitis
Focal necrosis
Cholestasis
Mallory hyaline bodies
(b) Chronic hepatitis
3. Alcoholic cirrhosis | 479 | medmcqa_train |
Ring sideroblasts, with iron laden occurs in | i.e. (Mitochondria) : (301-Harsh Mohan 6th ) (625-Robbins & Cotran-Pathologic basis of disease 8th)Ringed sideroblasts is characteristic of sideroblastic anemia /Myelodysplastic SyndromeRinged sideroblast in which haem synthesis is disturbed as occurs in sideroblastic anaemiasRinged sideroblasts containing numerous lar... | 480 | medmcqa_train |
Signal from Baroreceptors goes to - | Ans. is C Nucleus of tractus solitarius o Baroreceptors are mechanoreceptors that are located in the adventia of carotid artery and aorta, at specialized locations called sinuses. Carotid sinus is a little bulge at the root of internal carotid artery, located just above the bifurcation of the common carotid artery. It ... | 481 | medmcqa_train |
Intrinsic factor of castle is secreted by which of the following cells in gastric glands | The stomach also adds a significant volume of digestive juices to the meal. Like salivary secretion, the stomach actually readies itself to receive the meal before it is actually taken in, during the so-called cephalic phase that can be influenced by food preferences. The gastric secretions arise from glands in the wal... | 482 | medmcqa_train |
Which is not echogenic while doing ultrasonography- | Bile and urine are least echogenic.
Bone, gas, and organ boundaries are most echogenic. | 483 | medmcqa_train |
Features of mycotic aneurysm are all except | Mycotic aneursm is commonly saccular. | 484 | medmcqa_train |
Microvesicular fatty liver is caused by - | Ans. is 'b' i.e., Valproate Steatosiso Accumulation of triglyceride fat droplets within the heaptocytes is known as steatosis or fatty liver. It may be of two types -1. Microvesicular steatosis - Multiple tiny droplets accumulate that do not displace the nucleus.2. Macrovasicular steatosis - A single large droplet accu... | 485 | medmcqa_train |
Child protection scheme is under which ministry - | Ans. is 'c' i.e., Ministry of women and child developmento In 2006 the Ministry' of Women and Child Development (MWCD) proposed adoption of Integrated Child Protection Scheme (ICPS).o In 2009 the central government take the scheme its approval and has begun the extensive task of providing children with a protective and... | 486 | medmcqa_train |
Indication for surgery in a case of adrenal incidentaloma | Ref: Bailey&;s 26thE pg: 780. Treatment of Incidentaloma: Any non-functioning adrenal tumour greater than 4 cm in diameter and smaller tumours that increase in size over time should undergo surgical resection. Non-functioning tumours smaller than 4 cm should be followed-up after 6, 12 and 24 months by MRI and hormonal ... | 487 | medmcqa_train |
In case control study of buccal carcinoma- | Case control studies often retrospective studies are a common first approach to test causal hypothesis. In recent years case control study has emerged as a permanent method of epidemiological investigation. Both exposure and outcome has occurred before the study. Study proceeds backwards from effect to cause. It uses a... | 488 | medmcqa_train |
Nephrotic syndrome is characterised by | Ans. is 'a' i.e., Proteinuria; 'b' i.e., Hyperlpidemia; 'c' i.e., Oedema Pathophvsiologv of nephrotic syndrome Proteinuria o The most impoant feature of nephrotic syndrome is massive proteinuria (>3.5 gm/day) o Proteinuria results from altered permeability of glomerular filtration barrier for protein. o The largest pro... | 489 | medmcqa_train |
All the following are the risk factors for cervical cancer except | There are numerous risk factors for cervical cancer: Young age at first intercourse (younger than 16 years), Multiple sexual paners, Cigarette smoking, race, High parity, Low socioeconomic status, and Chronic immune suppression. Reference: Novak's gynaecology; 14th edition; Chapter 35; Uterine cancer | 490 | medmcqa_train |
Person preoccupied by worries about ill health is : | A i.e. Hypochondriasis | 491 | medmcqa_train |
Terminal branches of facial nerve are all, EXCEPT: | The facial nerve crosses lateral to the styloid process and penetrates the parotid gland. In the parotid gland, the nerve divides at the pes anserinus into 2 major divisions; ie, the superiorly directed temporal-facial and the inferiorly directed cervicofacial branches. After the main point of division, 5 major branche... | 492 | medmcqa_train |
Which of the following is orexigenic? | Ghrelin: Anorexigenic and somatotrophic signal from the stomach Akio Inui1 About the author top of page Abstract Ghrelin, an endogenous ligand for the growth hormone secretagogue receptor, is synthesized principally in the stomach and is released in response to fasting. Ghrelin is structurally related to motilin and, t... | 493 | medmcqa_train |
Metformin is NOT effective in lowering of blood sugar level in which of the following patients? | (Ref:KDT 6/e p269) Metformin is the drug of choice for the treatment of obese diabetic patients, as it causes weight loss. It does not cause release of insulin, therefore less chances of hypoglycemia. | 494 | medmcqa_train |
You are conducting a survey in your village and the person you are interviewing is a 32 year old post graduate working as a clerk. His total family income is 20,000 Rs per month. According to Kuppuswamy's socio economic status scale, he belongs to: | Kuppuswamy's socio economic status scale takes into account education, occupation and monthly family income. Since he is a post graduate he gets 6 points for education. His job as a clerk gives him 5 points and a monthly family income of 20000 Rs gives him 12 points which gives him a total of 23 points and so he belong... | 495 | medmcqa_train |
True regarding the development of ear: | A i.e. Eustachian tube opens at the level of inferior turbinate; B i.e. Pinna develops from the cleft of arch; C i.e. Growth of inner ear completed by 4th monthEustachian tube connects tympanic cavity with nasopharynx. It is about 36cm long in adults and runs downwards, forwards & medially at an angle of 45deg with hor... | 496 | medmcqa_train |
Gastric irritation is least with following NSA1D: (PGI June 2008) | Ans. B (Acetaminophen) "Gastric mucosal damageQ: Gastric pain, mucosal erosion/ ulceration and blood loss are produced by all MSAIDs to varying extents: relative gastric toxicity is a major consideration in the choice of MSAIDs. Paracetamol", a very weak inhibitor of COX is practically free of gastric toxicity and sele... | 497 | medmcqa_train |
The concetration of potassium in microgram in ORS is- | Ans. is 'b' i.e., 20 meq | 498 | medmcqa_train |
Abnormal mousy/mushy odour of urine is associated with | Ans. a (Phenylketonuria) (Ref. Harrison's Internal Medicine 17th/Ch. 358)Inborn errors of amino acid metabolism associated with abnormal odourInborn error of metabolismUrine odorGlutaric acidemia (type II)Sweaty feet, acridHawkinsinuriaSwimming poolIsovaleric acidemiaSweaty feet, acridMaple syrup urine diseaseMaple syr... | 499 | medmcqa_train |
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