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In patients with myasthenia gravis, thymus is abnormal in 75% cases, it is hyperplastic in 65% and thymoma is present in 10% of cases. Reference: Harrison's Principles Of Internal Medicine 18th edition chapter 386. | openlifescienceai/medmcqa |
Rokitansky protuberance is a hallmark finding in gross specimen of Benign cystic teratoma. (Mature Teratoma) | openlifescienceai/medmcqa |
D i.e. Microarray - FISH (Fluorescent in situ hybridisation) and PCR (polymerase chain reaction) like -PCR and QF PCR tests can detect specific anemploidyQ. - Whereas, microarray based CGH (comparative genomic hybridization) test can be used as high resolution whole genome scan for the detection or screening of unknown... | openlifescienceai/medmcqa |
Ans. is 'b' i.e., FrucoseABO antigens are glycoproteins, i.e. saccharides (carbohydrates) linked with polypeptides.There are four main groups :i) Blood group A : Containing A antigenii) Blood group B : Containing B antigeniii) Blood group AB : Containing both 'A' and 'EV antigeniv) Blood group 0 : No ABO antigen'A' and... | openlifescienceai/medmcqa |
Impoant Lymph nodes Rotter's nodes - Interpectoral nodes (CA breast) Rouvier Nodes - Retropharyngeal Nodes (CA Nasopharynx) Delphian nodes - Pre-Cricoid / pre-tracheal / Pre-laryngeal lymph nodes Irish nodes - Nodes in left axilla (CA stomach) Sister Mary joseph nodes - Periumbilical metastatic cutaneous nodules Vircho... | openlifescienceai/medmcqa |
The scheme was launched in all states except Kerala,Karnataka,Tamil Nadu,Arunachal Pradesh and Jammu and Kashmir which had alternative system (e.g. Mini health centres in tamilnadu) of providing health services at the village level (refer pgno: 902 park 23rd edition) | openlifescienceai/medmcqa |
Ans. is 'd' i.e., HMP shuntUDP-glucose is derived from glucose-6-phosphate glucose-l-phosphate.The major fate of UDP-glucose is the synthesis of glycogen.Other uses of UDP-glucose are -i) In uronic acid (glucoronic acid) cycle to generate UDP glucuronate.ii) Galactose metabolismiii) Glycosylation of proteins, lipids an... | openlifescienceai/medmcqa |
Strokes are classified as either hemorrhagic or ischemic. Acute ischemic stroke refers to stroke caused by thrombosis or embolism and is more common than hemorrhagic stroke. Cardiogenic emboli are a common source of recurrent stroke. They may account for up to 20% of acute strokes and have been repoed to have the highe... | openlifescienceai/medmcqa |
Ans. is'c'i.e., H+ secretionCollecting duct has :-Principal cells (P cells), which are involved in Na+ reabsorption and ADH stimulated water reabsorption.Intercalated cells (I cells) which are concerned with acid (H.) secretion and HCO transPo | openlifescienceai/medmcqa |
Ans. is 'd' i.e., Ranitidine o Among the given options, only ranitidine decreases acid secretion.Drugs for peptic ulcer1.Reduce gastric acid secretionH2 antihistaminic - Cimetidine, Ranitidine, Famotidine, Roxatidine.Proton pump inhibitors - Omeprazole, Lansoprazole, Pantoprazole, Rabeprazole, Esomeprazole.Anticholiner... | openlifescienceai/medmcqa |
Ans: a (Enamel)Hardest tissue in humans is enamel. | openlifescienceai/medmcqa |
Oxidative Deaminaton of Glutamate. Only LIVER iochondria contain glutamte dehydrogenase (GDH) which deaminates glutamteto alpha-ketoglutarate pls ammonia.So,all amino acids are first transaminated to glutamate, which is then finally deaminated ( transdeamination ) Amino acids are deaminated at the rate of about 50-60 g... | openlifescienceai/medmcqa |
Factors stimulate glucagon secretion: Amino acids (paicularly the glucogenic amino acids: alanine, serine, glycine, cysteine, and threonine) CCK, gastrin Coisol Exercise Infections Beta adrenergic stimulators Theophylline Acetylcholine Inhibitors of glucagon secretion: Glucose Somatostatin Secretin FFA Ketones Insulin ... | openlifescienceai/medmcqa |
Ketoconazole is a powerful microsomal enzyme inhibitor where as rifampicin,phenobarbitone and Phenytoin are enzyme inducers Refer KDT 7-e p26 | openlifescienceai/medmcqa |
Ans. is 'd' i.e., Digitalis | openlifescienceai/medmcqa |
Transection at Mid - Pons level
a) Vagus intact ⇒ Regular respiration with deep and slow breathing.
b) Vagotomy ⇒ Apneusis. | openlifescienceai/medmcqa |
Platelet function is measured by bleeding time (normally 2-7 min), which is a functional test of primary hemostasis. The activated paial thromboplastin time, normally 22-36 sec, is the clotting time measured after addition of phospholipid to recalcified plasma that has been preincubated with paiculate material to initi... | openlifescienceai/medmcqa |
Ans. (a) Long Thoracic NerveNerve involvedMuscleLong thoracic NerveSerratus anteriorMusculocutaneous NerveCoracobrachialis muscleLateral anterior thoracic NervePectoralis major muscleThoracodorsal NerveLatissmus Dorsi | openlifescienceai/medmcqa |
M/c intraorbital tumour in adults - Cavernous hemangioma.
M/c intraorbital tumour in children - Rhabdomyosarcoma. | openlifescienceai/medmcqa |
Answer is B (Hereditary spherocytosis) Splenectomy is curative in hereditary spherocytosis. Splenectomy is carried out in all symptomatic patients Q because of the potential for gall stones and stones and episodes of bone marrow hyperplasia or hemolytic crisis Q It reliably corrects the anemia and RBC survival often be... | openlifescienceai/medmcqa |
Differential diagnosis of PancytopeniaPancytopenia with Hypocellular Bone MarrowPancytopenia with Cellular Bone Marrow1. Acquired aplastic anemiaPrimary bone marrow diseases1. Myelodysplasia2. Paroxysmal nocturnalhemoglobinuria3. Myelofibrosis4. Some aleukemic leukemia5. Myelophthisis6. Bone marrow lymphoma7. Hairy cel... | openlifescienceai/medmcqa |
(Refer: Robbins Pathologic Basis of Disease, 8thedition, pg no: 1313-1317)
Morphology of Alzheimer's disease
Cortical atrophy especially in frontal, temporal and parietallobes.
Compensatory ventricular enlargement due to loss ofparenchyma and reduced brain volume - (hydrocephalus exvacuo).
Structures involved early - ... | openlifescienceai/medmcqa |
Implanting a severed ureter into the bladder is the procedure of choice, especially when the ureteral transection is near the bladder, as would be expected in this case. Following an injury to the ureter during surgery, a drain should be placed extraperitoneally, not intraperitoneally. If a polyethylene catheter is in-... | openlifescienceai/medmcqa |
Answer- C. MethylprednisoloneTopical coicosteroids for ophthalmologic use are :-Hydrocoisone ointmentPrednisolone acetate suspensionPrednisolone sodium phosphate solutionDexamethasone sodium phosphate suspensionMedrysone suspensionFluorometholone suspensionRimexalone suspension | openlifescienceai/medmcqa |
Ans. b (3). (Ref. Harper Biochemistry, 25th ed., 453).START AND STOP CODONS1AUG (or rarely GUG) is the mRNA initiation codon(Key:--AUG inaugurates protein synthesis).2AUG codes for methionine, which may be removed before translation is completed.3Stop/non-sense/genetic codons: UGA, UAA, UAG.(Key:--UGA-U go Away, UAA--U... | openlifescienceai/medmcqa |
DNA contains only four different bases: adenine (A), guanine (G), thymine (T), and cytosine (C). DNA exists as a double helix in which A is always paired with T, and G is always paired with C. RNA contains the ribonucleotides of adenine, guanine, and cytosine, it does not possess thymine. Instead of thymine, RNA contai... | openlifescienceai/medmcqa |
Answer is C (Facial nerve): Shirmer's test is done to assess the lacrimation function of the Facial Nerve (Greater Superficial Petrosal Nerve). | openlifescienceai/medmcqa |
Ans. (a) Hernia surgery(Ref: Sabiston 20th 224 -225)* Hernia Surgery is a clean surgery. Clean surgery is in which operative wound is un infected. No inflammation is encountered | openlifescienceai/medmcqa |
Ans. is 'b' i.e., Sevoflurane "Unlike desflurane, sevoflurane poses no problem in induction, acceptability is good even by pediatric patients". Enflurane o It is a faster acting substitute of halothane. o It is halogenated ether. o Because of its propensity to provoke seizures, it has been superseded by isoflurane. Iso... | openlifescienceai/medmcqa |
(Intracapsular cataract extraction) (174, 193- Khurana 4th)Intracapsular cataract extraction is obsolute and sparingly performed world wideSurgical Techniques of Extracapsular cataract extraction for childhood cataract1. Irrigation and aspiration of lens matter - done by(i) Conventional ECCE technique or(ii) Comeo-scle... | openlifescienceai/medmcqa |
Ans. is 'a' i.e., Gum hyperophy | openlifescienceai/medmcqa |
Ans is 'a' i.e. Follicular Ca thyroid | openlifescienceai/medmcqa |
Ans. is 'b' i.e. Increase in LDL-cholesterol on prolonged use Clonidine is a selective cc2 receptor agonist. It can act on peripheral oc2 receptors also but its major hemodynamic effects result from action on central sites primarily in medulla (Vasomotor centre)It stimulates a2 receptors present mainly post junctionall... | openlifescienceai/medmcqa |
Ans: b (Warthin's tumour) Ref: Bailey & love, 23th ed,p. 1659;WARTHINS TUMOUR* It is the second most common benign tumour of the parotid gland. (1 st is pleomorphic adenoma)* It consists of both epithelial and lymphoid elements and is also known as adenolymphoma. (Probably arises from parotid tissue trapped in lymph no... | openlifescienceai/medmcqa |
Answer is A (Fluorosis): Fluorosis is associated with `Osteosclerosis' and not with osteoporosis. Hypogonodism, Hypehyrodism and Hyperparathyrodism are all known causes for osteoporosis. | openlifescienceai/medmcqa |
Diseases caused by human polyomavirus infections are most common among immunocompromised people; disease associations include BK virus with nephropathy in renal transplant and non-renal solid organ transplant patients, JC virus with progressive multifocal leukoencephalopathy, and Merkel cell virus (MCV) Ref Davidson 23... | openlifescienceai/medmcqa |
Ans. is 'a' i.e., Cleft lip Disorders with multifactorial inheritanceo The multifactorial disorders result from the combined actions of environmental influences and two or more mutant genes having additive effects,o Multifactorial disorders are -1. Cleft lip/cleft palate3. Coronary heart disease5. Diabetes melitus7. Py... | openlifescienceai/medmcqa |
Ans. is 'c' i.e., SucralfateDrugs for peptic ulcer1. Reduce gastric acid secretiunH, antihistaminic - Cimetidine, Ranitidine, Famotidine, Roxatidine.Proton pump inhibitors - Omeprazole; Lansoprazole. Pantoprazole, Rabeprazole, Esomeprazole.Anticholinergics - Pirenzepine, propantheline, oxyphenonium.Prostaglandin analog... | openlifescienceai/medmcqa |
Enterobius vermicularus mainly affects children. The gravid female worm lays ova around the anus ,causing itching especially at night .The ova are often carried to the mouth on the fingers & so re-infection or human to human infection takes place. Reference: Harrison20th edition pg 1120 | openlifescienceai/medmcqa |
Reinforcement is used in operant conditioning. | openlifescienceai/medmcqa |
Burr hole surgery should be done by taking into consideration side of pupillary dilatation 1. One sided pupillary dilatation: Burr hole on that side 2. Both sided pupillary dilatation: Burr hole on the side of first dilated pupil/ side with obvious external trauma. 3. No localizing sign: Burr hole on the side of domina... | openlifescienceai/medmcqa |
Ans. A i.e. Primordial prevention | openlifescienceai/medmcqa |
Intravaginal application of estrogen cream is the treatment of choice in senile vaginitis. Since 1/3rd of the vaginal estrogen is systemically absorbed, this treatment is contraindicated in women with a history of breast or endometrial cancer. In senile vaginitis, the vaginal epithelium is thinned and and is susceptibl... | openlifescienceai/medmcqa |
Baron Endoscopic scores for ulcerative colitis Score 0: Normal: matt mucosa, ramifying vascular pattern clearly visible, no spontaneous bleeding, no bleeding to light touch Score 1: Abnormal, but non-haemorrhagic: appearances between 0 and 2 Score 2: Moderately hemorrhagic: bleeding to light touch, but no spontaneous b... | openlifescienceai/medmcqa |
Ans. is 'c' i.e., Carnitine o Formation of acyl Co A (activated fatty acid) takes place in the cytosol,o Further degradation occurs in the mitochondrial matrix.o This creates a problem because the inner mitochondral membrane is impermeable to long chain acyl CoA (activated fatty acid).o To overcome this problem, partic... | openlifescienceai/medmcqa |
Aoic regurgitation in VSDIt is a rare association seen in around 5% of VSDsIt is due to prolapse of the right coronary or non-coronary leaflet of the aoic valve or bothCommon when the defect is in the infundibular septum.(Refer: Nelson's Textbook of Pediatrics, SAE, 1st edition, pg no. 2194 - 2195) | openlifescienceai/medmcqa |
Ans. is 'b' i.e., Pseudogout Periaicular soft tissue calcification Haematoma Crystal ahropathy (Gout, Pseudogout) Dermatomyositis Tumoral calcinosis Myositis ossificans Scleroderma Synol osteochondromatosis Synol sarcoma | openlifescienceai/medmcqa |
Ans. is b i.e. PET In a case of treated ovarian cancer - Treatment assessment is done by : Tumor marker CA 125 - It is a reliable indicator of disease response or progression. - If CA 125 levels decreases after treatment - It indicates response to treatment. - If CA 125 levels increase after treatement - It indicates r... | openlifescienceai/medmcqa |
Mycosis fungoides is a slowly evolving cutaneous T cell lymphoma occuring in middle aged adult males. Burkitt lymphoma is a mature B cell malignancy Mantle cell lymphoma arise from the B cells of mantle zone of normal lymphoid follicle . Reference : Harsh Mohan textbook of pathology, 7th edition.Pg no.348,356,357,358,3... | openlifescienceai/medmcqa |
Kavach ELISA Indigenous ELISA Developed by isolating virus from indian individual. Will be used for surveillance purpose. Sero-Surveillance to be undeaken in 24000 people in 69 districts of the country. Surveillance at household level. It's just a survillence kit , diagnosis will still be done by -PCR test. | openlifescienceai/medmcqa |
Drugs for Bronchial AsthmaMechanism of actionDrugsBronchodilators b2 sympathomimetics Salbutamol, Terbutaline, Bambuterol, Salmeterol, Formoterol, Ephedrine Methylxanthine Theophylline, Aminophylline, Choline theophyllineAnticholinergics Ipratropium bromide, Tiotropium bromide Leukotriene antagonist Montelukast, Zafirl... | openlifescienceai/medmcqa |
D i.e. Dissociative disorderIt is characterizedby- 1) Sudden onset & recovery 2) Disturbance in consciousness, identity & memory, 3) Precipitated by stress or secondary gain 4) Physical examination & investigation normalDissociative Amnesia Q Dissociative disorders not otherwise specifiedMost common type of dissociativ... | openlifescienceai/medmcqa |
Xenon is very close to the 'ideal agent'.
Advantages of Xenon Anesthesia
Inert (probably nontoxic to liver and kidney with no metabolism)
Minimal effect on CVS function
Lowest blood solubility (Lowest blood gas partition coefficient) therefore rapid induction and recovery.
Does not trigger malignant hyperthermia
Envir... | openlifescienceai/medmcqa |
Ans. is 'c' i.e., Sentinel surveillance Surveillance Surveillance is defined as "the continous scrutiny of the factors that determine the occurrence and distribution of disease and other conditions of ill health". Surveillance may be of following types :? 1) Passive surveillance Data is repoed itself to health system, ... | openlifescienceai/medmcqa |
Ans. is 'c' i.e., External iliac o The lymphatics from the cervix drain into the external iliac, interna) iliac and sacral nodes.o Cervix (lower lymphatics) Lymphatics drain into external iliac, internal iliac, and sacral nodes,o Lower part of body (middle lymphatics) :- Lymphatics drain into the external iliac nodes.o... | openlifescienceai/medmcqa |
Activation of ETA receptor causes pulmonary vasoconstriction. These are endothelin receptors.Ref: Ganong review of medical physiology, 23rd edition Page no: 609 | openlifescienceai/medmcqa |
ANSWER: (C) MolybdenumREF: Sutton's Radiology 7th edition, volume 2, page 1451"The most commonly used target-filter combination is a molybdenum (Mo) target with 0.03 mm Mo filter" | openlifescienceai/medmcqa |
Ans. C. Mediate cellular processes involved in growth and differentiationa. The activation of tyrosine kinase receptors often results in a cellular response that is involved in growth or differentiation. Tyrosine kinase receptors do not have constitutively active receptors; if this were true, there could be no regulati... | openlifescienceai/medmcqa |
(D) 3 > Note that a motor response in any limb is acceptable.> The scale is composed of three tests: eye, verbal and motor responses.> The three values separately as well as their sum are considered.> The lowest possible GCS (the sum) is 3 (deep coma or death), while the highest is 15 (fully awake person).GLASGOW COMA ... | openlifescienceai/medmcqa |
Answer is C (Non cirrhotic poal fibrosis) "Chronic ingestion of Arsenic has been incriminated in causation of NCPF. High Hepatic arsenic levels in patients with NCPF have been repoed" - API 7th/ 621 The precise etiology of NCPF remains an enigma. The implicated chemical agents include: Arsenic Copper Vinyl chloride Ars... | openlifescienceai/medmcqa |
Ans. 6/60 | openlifescienceai/medmcqa |
The sho gastric aeries arise from the Splenic aery at the hilum of the spleen and pass forward in the gastrosplenic omentum (ligament) to supply the fundus of the stomach. | openlifescienceai/medmcqa |
Ans. is 'd' i.e., Aromatase inhibitors Aromatase inhibitorso Aromatase inhibitors are drugs which inhibit the enzyme Aromatase.o Aromatase is an enzyme responsible for the conversion of testosterone (androgens) to estrogens.o This conversion of androgens to estrogens occur in several tissues including ovary, adrenal co... | openlifescienceai/medmcqa |
The patient most likely has a gonadoblastoma, which is sometimes associated with certain types of Turner syndrome.
Turner syndrome is characterized by an XO genotype (~ 60%) without any Barr body. Approximately, 40% of patients are mosaics with an XX/XO, a 45 XO/46 XX, or an XO/46 XY karyotype. The presence of a Y chr... | openlifescienceai/medmcqa |
Air
The immediate environment of man comprises of air on which depends all forms of life.
The requirement for air is about 10-20 M3/day.
The constituents of air : -
Major → Nitrogen (N2) - 78.1 %, Oxygen (O2) - 20.93%, Carbon dioxide (CO2) - 0.03%
Minor → Argon, neon, krypton, xenon, helium, water vapour, traces fo... | openlifescienceai/medmcqa |
Cavernous sinus thrombosis
Source → Infection from nose, sinuses, orbits, ear or pharynx
Onset → Abrupt with high fever and chills and with signs of toxemia.
Cranial N involvement → III to VII
Ocular features
Patient develops severe pain in the eye and forehead of the involved side.
Conjunctiva is swollen and conge... | openlifescienceai/medmcqa |
The main natural source of vitamin D in the diet is in the livers of fish, which ingest ultraviolet-irradiated sterols (in phytoplankton and zooplankton) and store the vitamin D produced in their livers. A major source of vitamin D is its synthesis in the skin upon ultraviolet B (UV-B) (wavelength, 290-315 nm) exposure... | openlifescienceai/medmcqa |
Ans. B Rheumatoid arthritisClassic Swan neck deformityQ (DIP joint flexion and PIP joint extension) with marked changes at the radiocarpal joint. | openlifescienceai/medmcqa |
severe rncephalitis with direct yransmisdion from pig to human seen in which of the following organisms- REF:MICROBIOLOGY ANANTHA NARAYANAN NINTH EDITION PAGE.514 | openlifescienceai/medmcqa |
C i.e. Brainstem auditory evoked potential Brain stem auditory evoked potential (BAEP) is most resistant (i.e. least affected) during anesthesiaQ. | openlifescienceai/medmcqa |
ANSWER: (A) India ink preparationREF: Harrisons 18th ed chapter 202Visualization of the capsule of fungal cells in cerebrospinal fluid (CSF) mixed with india ink is a useful rapid diagnostic technique. Cryptococcal cells in India ink have a distinctive appearance because their capsules exclude ink particles | openlifescienceai/medmcqa |
B i.e. Inhibit heme oxygenaseTin & Zn porphyrins and mesoporphyrins inhibits the activity of heme oxygenase Q and decrease formation of bilirubin Best method for Estimation of .Hb come in blood is - Cyanmethhemoglobin methodQ | openlifescienceai/medmcqa |
Anticipation and early aggressive treatment of pulmonary insufficiency by mechanical ventilatory support are critical in managing the seriously ill patient. Readily measured changes that can be used to determine either the need for intubation or the appropriate time for weaning from mechanical respiratory support inclu... | openlifescienceai/medmcqa |
Ans. is 'd' i.e., All the above Impoant clinical features of lepromatous leprosy Diffuse erythema, tingling, nasal stuffiness or epistaxis are earliest manifestations. Nodules with predeliction for external ears. Madarosis (loss of eye lashes and eye brows). Saddle nose (Collapse of nasal bridge) and perforation of pal... | openlifescienceai/medmcqa |
Ans. is 'a' i.e., Relapsing remitting types There are four types of multiple sclerosis: -Repapsing-remitting multiple sclerosis (RRMS)o This is the most common form of multiple sclerosis.o About 85% of people with M.S. are initially diagnosed with relapsing-remitting multiple sclerosis.Secondary progressive multiple sc... | openlifescienceai/medmcqa |
The size of the receptive fields for light touch can be measured by the two-point threshold test. In this procedure, the two points on a pair of calipers are simultaneously positioned on the skin and one determines the minimum distance between the two caliper points that can be perceived as separate points of stimulati... | openlifescienceai/medmcqa |
(A) Increased tone of capacitance vessels. > It occurs due to noradrenergic impulses causing venoconstriction via their action on a1 and a2 - adrenergic receptors on systo veins. | openlifescienceai/medmcqa |
Prednisolone is the drug of choice for treatment of lepra reaction with acute neuritis. | openlifescienceai/medmcqa |
To test for polio 2 fecal specimens are taken 24-48hrs apa as shedding of virus is variable. Isolation of the virus from these samples confirms the diagnosis. Reference : Park's Textbook of Preventive and Social Medicine. 23rd edition. Pg no: 203 | openlifescienceai/medmcqa |
Ans. (a) Corpulmonale | openlifescienceai/medmcqa |
Branchial cleft cysts, sinuses, and fistulas are remnants of the first and second branchial pouches. The internal opening of the first is the external auditory canal; for the second, it is the posterolateral pharynx below the tonsillar fossa. The facial nerve may be injured during dissection of the first fistula. The s... | openlifescienceai/medmcqa |
- No scalpel vasectomy(also called keyhole vasectomy or NSV) is a vasectomy procedure variant in which a sharp hemostat is used to puncture the scrotum to access the vas deferens instead of giving an incision as in conventionalvasectomy. - No cuts are made in no-scalpel vasectomy, but the skin is punctured. - The failu... | openlifescienceai/medmcqa |
Ans. is 'b' i.e., Glaucoma | openlifescienceai/medmcqa |
* Diagnosis is of congenital IH with strangulated small bowel with gangrenous small bowel * Transmesenteric hernia was the most common type in older children as well as in neonates . * IH results from incomplete closure of surgically created mesenteric defects, and usually acquired resulting from previous abdominal sur... | openlifescienceai/medmcqa |
Ans. is 'b' i.e., Folate supplementation to mother Neural tube defectso NTDs account for most congenital anomalies in CNS. It results from failure of neural tube to close spontaneously between 3rd-4th week of in utero developmento NTDs have multiple etiological factors :-# Maternal diabetes# Maternal exposure to alcoho... | openlifescienceai/medmcqa |
Sniff testThe fluoroscopic'sniff test, also known as diaphragm fluoroscopy, is a quick and easy real time fluoroscopic assessment of diaphragmatic motor function (excursion).It is used most often to confirm absence of muscular contraction of the diaphragm during expiration in patients with phrenic nerve palsy or breath... | openlifescienceai/medmcqa |
GTD histologically is divided into hydatidiform moles, which are characterized by the presence of villi, and non-molar trophoblastic neoplasms, which lack villi.Nonmolar trophoblastic neoplasms include choriocarcinoma, placental site trophoblastic tumor,and epithelioid trophoblastic tumor.Reference: William&;s Obstetri... | openlifescienceai/medmcqa |
Ans. is 'b' i.e., Prostaglandins Prostaglandins and ductus arteriosuso The E series of prostaglandins are responsible for maintaining the patency of the DA (by dilation of vascular smooth muscle) throughout the fetal period.o Prostaglandin E2 (PGE2), produced by both the placenta and the DA itself, is the most potent o... | openlifescienceai/medmcqa |
Ans is B ie Medullary Ca | openlifescienceai/medmcqa |
4-6 months | openlifescienceai/medmcqa |
C i.e. Deoxyribose-phosphate backbone with bases stacked inside | openlifescienceai/medmcqa |
Ans. 50-70 mm Hg | openlifescienceai/medmcqa |
Laryngomalacia is the most common congenital laryngeal anomaly.This is followed by:(i). congenital vocal cord paralysis and(ii). congenital subglottic stenosis. | openlifescienceai/medmcqa |
High Resolution Fine Cut CT Scan (HRCT) is the best investigation of choice to identify the most likely site of Cerebrospinal fluid l(CSF) leak. A high resolution T2 - weighted MRI (Not Tl-weighted) may allow visualization of fluid within the sinuses but will allow identification of the site of leak only if the patient... | openlifescienceai/medmcqa |
Ans. (c) Posterior cortexRef: Parson's 22/e, p. 268; American Academy of Ophthalmology p. 54Cataract secondary to intraocular diseases (Inflammatory and degenerative) is called complicated cataract.They occur due to posterior cortical atrophy. | openlifescienceai/medmcqa |
a. Hodgkin's disease(Ref: Nelson's 20/e p 2445-2448, Ghai 8/e p 608-610)Diagnostic Hallmark of Hodgkin Lymphoma are Reed-Sternberg cells, which are binucleate cell or having a single nucleus with multiple nuclear lobes. | openlifescienceai/medmcqa |
Modes of disease transmission by vectors are: Biting Regurgitation of ingested material Rubbing of of infected excrement Contamination by body fluids of the vector Ref : Park's Textbook of Preventive medicine | openlifescienceai/medmcqa |
Cretinism
Cretinism is caused by extreme hypothyroidism during fetal life, infancy, or childhood. This condition is characterized especially by failure of body growth and by mental retardation. It results from congenital lack of a thyroid gland (congenital cretinism), from failure of the thyroid gland to produce thyroi... | openlifescienceai/medmcqa |
Ans. is a, b and c i.e. Anencephaly; Oesophageal atresia; and Twins | openlifescienceai/medmcqa |
Prenatal diagnosis of CAH is possible with chorion villus sampling at early weeks of pregnancy using DNA probes. 17-OHP level in the amniotic fluid is elevated Prenatal therapy with dexamethasone or termination of pregnancy is the option Ref: D.C.DUTTA'S TEXTBOOK OF GYNAECOLOGY,6th edition; Pg no:445 | openlifescienceai/medmcqa |
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