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Ans. Melanin | openlifescienceai/medmcqa |
Strychnine causes early onset of rigor mois, the rest of the options causes delayed rigor mois. | openlifescienceai/medmcqa |
Centchroman/ Ormeloxifene Nonsteroidal estrogen antagonist : SERM (Selective estrogen receptor modulator) Developed at CDRI, Lucknow. Tablets of 30 mg to be taken twice a week for 3 months and then once a week for contraception . Has a weak Estrogenic and potent antiestrogenic effect--acting mostly on the endometrial t... | openlifescienceai/medmcqa |
Ans. is `b' i.e., PhosphofructokinaseConversion of lactate to glucose is nothing else but gluconeogenesis.Seven of the reactions of glycolysis are reversible and are used in the synthesis of glucose by gluconeogenesis. Thus, seven enzymes are common to both glycolysis and gluconeogenesis: (i) Phosphohexose isomerase;ii... | openlifescienceai/medmcqa |
No duty to inform arises in an emergency in which the patient is unconscious or otherwise incapable of giving valid consent and harm from failure to treat is imminent. However, an emergency does not give the doctor a license to do whatever he deems advisable for the patient; it suppos only limited measures to save pati... | openlifescienceai/medmcqa |
Meningiomas: These are invasive tumours arising from the arachnoidal villi. Meningiomas invading the orbit are of two types: primary and secondary. (a) Primary intraorbital meningiomas: These are also known as 'optic nerve sheath meningiomas'. These produce early visual loss associated with limitation of ocular movemen... | openlifescienceai/medmcqa |
C i.e. Atracurium | openlifescienceai/medmcqa |
Answer is A (hs CRP) hs CRP which is a serum marker of systemic inflammation has emerged as a major risk factor marker for future cardiovascular events | openlifescienceai/medmcqa |
* The expression and consequent release of a previously repressed emotion, achieved through reliving the experience that caused it. * Done typically through * Hypnosis * Suggestion REF: DAVIDSONS 10TH ED | openlifescienceai/medmcqa |
The anal canal is not completely lined by squamous epithelium. The part above pectinate line is lined by simple columnar epithelium, the part between pectinate and Hilton's white line is lined by non-keratinized stratified squamous epithelium, and the part below Hilton's line is lined by true skin (stratified keratiniz... | openlifescienceai/medmcqa |
GLAUCOMATOCYCLITIC CRISIS Clinical features - Recurrent unilateral attacks of acute rise of intraocular pressure (40-50 mm of Hg) without shallowing of anterior chamber associated with. Since there is no pain thus angle closure glaucoma and acute anterior uveitis are ruled out. Loss of visual acuity occurs in papilloed... | openlifescienceai/medmcqa |
The nonsteroidal anti-inflammatory drug, indomethacin, is the drug of choice for closure of a patient ductus arteriosus in a premature infant with an isolated patient ductus arteriosus. For complex cardiac anomalies, which require a patient ductus arteriosus to sustain life until corrective surgery can be done, prostag... | openlifescienceai/medmcqa |
Human metapneumovirus Belongs to family paramyxoviridae Contains negative sense single stranded RNA. Do not have any non structural proteins and contain 6 structural protiens Do not spread by sexual contact and blood transfusion Cause upper and lower respiratory disease in people of all ages, especially among young chi... | openlifescienceai/medmcqa |
A. i.e. Biceps femoris; B. i.e. Both heads of gastrocnemius; C. i.e. Adductor magnus | openlifescienceai/medmcqa |
Adenoid cystic carcinoma is a relatively uncommon tumour, which in approximately 50% of cases is found in the minor salivary glands (in paicular the palatine glands). Similar neoplasms have been repoed in the nose, sinuses, upper airways, breast, and elsewhere.Although slow growing, adenoid cystic carcinomas are unpred... | openlifescienceai/medmcqa |
Ans. is 'b' i.e.. Corticospinal Descending pathwaysPyramidal tractExtrapyramidal tractso Corticospinal tracto Rubrospinal tract o Tectospinal tract o Vestibulospinal tract o Reticulospinal tract | openlifescienceai/medmcqa |
Ans. (c) ScurvyRef : OP Ghai 8th ed./120* Scurvy is a dietary deficiency of vit C (ascorbic acid)* It is one of the malnutrition disease.Symptoms:# Malaise and lethargy.# Shortness of breath and bone pain# Myalgias may occur because of reduced carnitine production.# Skin changes with roughness, easy bruising and petech... | openlifescienceai/medmcqa |
Ans. is 'c' i.e., 23 & 17 mm The space between vocal cords is called rima glottidis.It is the narrowest poion of larynx.Its anteroposterior diameter is 24 mm (23 mm in BDC) males and 17 mm in females. | openlifescienceai/medmcqa |
Lipid bilayer is made up of phospholipids - Lecithin, Sphingomyelin, Phosphatidyl Inositol and Phosphatidyl serine. So, phosphorus is a major component of biological membranes. | openlifescienceai/medmcqa |
Ans: a (Osteoclastoma) Ref: Maheshwari, (rev) ed, p. 216Osteoclastoma is located at the epiphysis. Usually seen after epiphyseal fusion, by 20-40 yrsSites: Lower end of femur > upper end of tibiaBony lesions with site of originMetaphysisDiaphysisEpiphysisOsteosarcomaOsteomyelitisBrodie's abscessEwings sarcomaOsteoid os... | openlifescienceai/medmcqa |
Ans. is 'c' i.e., 150 ml o The major source of CSF is the choroidal plexus of all 4 ventricles, mainly in two lateral ventricles,o Other sources of CSF are ependymal cells of the ventricles and the brain itself, via perivascular spaces,o The total volume of CSF in an adult is about 125-150 ml.o The rate of formation of... | openlifescienceai/medmcqa |
(Retinoblastoma): Ref: 280-KH, 358-K, 397-PRETINOBLASTOMA - is the most common primary intraocular malignancy of childhood.* The retinoblastoma may be heritable (40%) or non heritable (60%)* The predisposing gene (RPE1) is at 13q14* Leukocoria (white papillary reflex) is the commonest (60%) presentation* Delation invol... | openlifescienceai/medmcqa |
Ans. is 'd' i.e., Meningitis | openlifescienceai/medmcqa |
Answer is D (Dubin Johnson Syndrome) Dubin Johnson syndrome is associated with conjugated hyperbilirubinemia & not unconjugated hjperbilirubinemia. Dubin Johnson Syndrome results from a hereditary defect in excretion of conjugated bilirubin across the canalicular membrane and leads to conjugated hyperbilirubinemia. Dub... | openlifescienceai/medmcqa |
FEATURES HANGING LIGATURE STRANGULATION Mechanism Constriction of neck with suspension of body Constriction of neck without suspension of body Manner (usually) SuicidalQ HomicidalQ Signs of struggle Absent Present Ligature mark Above thyroid cailageQ Incomplete Q Oblique Q Subcutaneous tissues under the mark reveals pa... | openlifescienceai/medmcqa |
Ans. is 'a' i.e., Post menopausal lady with uterus * Based on the results of Women's Health Initiative (WHI) trial, the following are now the accepted indications for HRT:1) Menopausal symptoms such as hot flushes, vaginal dryness, mood swings, irritability, etc2) Prevention and treatment of osteoporosis3) Decreased li... | openlifescienceai/medmcqa |
Ans. a. Neurons (Ref: Ganong 24/e p653; Abe K, Aoki M Kawagoe J. Yoshda T, Hattori A, Kogure K and Itoyama Y. Ischemic Delayed Neuronal Death: A Mitochondrial Hypothesis. Stroke. 1995;26;1478-1489; Robbins 9/e p130, 8/e p129)The cells of the human body most sensitive to ischemia are neurons."The susceptibility of a tis... | openlifescienceai/medmcqa |
There is no autonomic supply to precapillary sphincters but control of these sphincters is done by oxygen concentration in tissue and local metabolites. | openlifescienceai/medmcqa |
Peutz Jegher Syndrome: Autosomal dominant Characterized by mucocutaneous pigmentation and extensive GI hamaomatous polyposis Life time risk of cancer- 47-93% | openlifescienceai/medmcqa |
Ans. D i.e. Ciliary body | openlifescienceai/medmcqa |
Answer- B. Posterior capsule of lensDuring the development of eye there is a blood vessel which runs between the optic nerve and the back of the lens, called hyaloid vessel. This vessel carries nutrients and orygen to the developing pas ofthe anterior section ofeye. This hyaloid vessel along with surrounding embryonic ... | openlifescienceai/medmcqa |
Ans. is 'd' i.e., Naloxone is more potent than naltrexone o Naltrexone is more potent than naloxone. Naltrexone has 3 to 5 times more potency than naloxone. o Opioid induced constipation that is refractory to laxative may be treated with oral naloxone. Oral naloxone can reverse opioid induced constipation without preci... | openlifescienceai/medmcqa |
The diagnosis of a viral infection is made easier by the creation of a greater number of diagnostic virology laboratories during the past few decades. In order for viral diagnosis to be successful, the most appropriate specimen must be collected for the disease in question.VZV and HSV are most often recovered from skin... | openlifescienceai/medmcqa |
Ans. D. Prolactinoma. (Ref. H - 17th / pg. 2204)# Most common type of pituitary adenoma is Prolactinoma.PITUITARY TUMORS# Pituitary adenomas are the most common cause of pituitary hormone hypersecretion and hyposecretion syndromes in adults. They account for -15% of all intracranial neoplasms.Pathogenesis:# Pituitary a... | openlifescienceai/medmcqa |
Foam based agents were developed in an attempt to minimize the risk of fluoride over dosage as well as to maintain the efficacy of topical fluoride treatment. The advantages of foam - based APF agents are :
1. It is much lighter than a conventional gel and therefore only a small amount of the agent is needed for topica... | openlifescienceai/medmcqa |
Lateral rectus muscle supplied by the abducent nerve is involved in the abduction of the eye. Since the right eye of this patient is turned medially his right lateral rectus muscle and abducent nerve is likely to be damaged. Ref: Comprehensive Ophthalmology By AK Khurana, 4th Edition, Page 313. | openlifescienceai/medmcqa |
Pre-Eradication Era indicators: Spleen Rate : Average Enlarged Spleen Parasite Rate Parasite Density Index Infant Parasite Index Propoional Case Rate Eradication Era indicators: Annual Parasite Incidence (API)-Best indiator of Malaria control. Annual Blood Examination Rate (ABER)-Best indicator of operational efficienc... | openlifescienceai/medmcqa |
Ans. B: Aedes Dengue fever and dengue hemorrhagic fever (DHF) are acute febrile diseases which occur in the tropics, can be life-threatening, and are caused by four closely related virus serotypes of the genus Flavivirus, family Flaviviridae. It is also known as breakbone fever. The reservoir for infection is both man ... | openlifescienceai/medmcqa |
Urothelium (transitional epithelium) is found in the renal pelvis, calyces, ureter, urinary bladder, proximal part of the urethra.
Membranous and most of the penile urethra (in males) is lined by pseudostratified or stratified columnar epithelium. | openlifescienceai/medmcqa |
HUMAN EMBRYOLOGY-INDERBIR SINGH tenth edition-page no 93 | openlifescienceai/medmcqa |
Ans. is 'c' i.e., Neutral at isoelectric pH The pH value at which the number of positive charges equals the number of negative charges is isoelectric pH of amino acids. At its isoelectric pH, an amino acid is in zwitterion form (dipolar molecule), i.e. has both positive and negative charge on same acid, but overall mol... | openlifescienceai/medmcqa |
Pharmacological agents used for POAG
A) Topical drugs
β-blockers :- Timolol, betaxolol, levobunolol, carteolol.
Prostaglandin analogues :- Latanoprost, bimatoprost, travoprost.
Alpha agonists :- Non-selective (epipherine, dipivefrine); selective a2 (Apraclonidine, Brimonidine).
Carbonic anhydrase inhibitors :- Dorzola... | openlifescienceai/medmcqa |
Ans. is 'd' i.e. Palpable CBD stone During open cholecystectomy there are ceain traditional indications for choledochotomy. These are: Absolute indications (high suspicion of CBD calculi) a) palpable CBD stone b) jaundice with cholangitis c) demonstration of stones by intraoperative cholangiography d) dilatation of CBD... | openlifescienceai/medmcqa |
- Clinical features given suggests the diagnosis of Graves disease - Microscopic findings: Follicular hyperophy & hyperplasia resulting in crowding. Crowding results in papillae formation with no fibrovascular core Colloid is pink & scalloped at periphery adjacent to follicular cells. - Diffuse increase in size of glan... | openlifescienceai/medmcqa |
Pegvaliase is a drug approved for the treatment of phenylketonuria. Chemically, it is a pegylated derivative of the enzyme phenylalanine ammonia-lyase that metabolizes phenylalanine to reduce its blood levels. | openlifescienceai/medmcqa |
Amongst the given options, activated charcol is best used in barbiturate poisoning. | openlifescienceai/medmcqa |
CA - 125 | openlifescienceai/medmcqa |
C i.e. Increased blood cholesterol is associated with increased LDL receptors | openlifescienceai/medmcqa |
Scabies Mostly involves: web spaces, flexors of wrist, elbow & axilla. Infants: Scalp, face, neck, palms and soles. Nodular Scabies: scrotum Norwegian Scabies: severe, whole body involved, seen in malnourished and immunocompromised. Scabies incognito: wrongly treated with steroids. | openlifescienceai/medmcqa |
Ans. A. White matterMultiple sclerosis is a demyelinating disorder. Hence the lesions will be seen in the white matter (due to loss of myelin).Sagittal T1-weighted MRI depicts multiple hypointense lesions in the corpus callosum; this finding is characteristic of multiple sclerosis. | openlifescienceai/medmcqa |
Ans. is 'b' i.e., Release of acetylcholine o The process by which excitation (depolarization) of muscle fiber initiates its contraction is known as excitation contraction coupling.o The skeletal muscle fiber is innervated by A-a motor neuron.o When A-a motor neuron is stimulated, it carries the impulse (action potentia... | openlifescienceai/medmcqa |
Neuroblastoma can be the cause in this case.It is the most common intra-abdominal malignant solid tumor in children.Around 50% of the patients present within the first 2 years.The patient may be asymptomatic with an incidentally diagnosed abdominal mass.The most common site for neuroblastoma is adrenal medulla,which in... | openlifescienceai/medmcqa |
Gastroschisis is a congenital anomaly characterized by a defect in the anterior abdominal wall through which the intestinal contents freely protrude. Unlike in infants born with omphalocele, in infants with gastroschisis the associated anomalies consist mostly of intestinal atresia. Ref: Hackam D.J., Grikscheit T.C., W... | openlifescienceai/medmcqa |
Ans. B. Total peripheral resistance. (Ref. Ganong 23rd/pg. 80-81; Guyton 11th/pg. 80)During exercise, sympathetic stimulation of the heart increases contractility; and thus stroke volume. A decrease in venous compliance, caused by sympathetic stimulation, increases venous return to the heart; which also increases strok... | openlifescienceai/medmcqa |
BONY LABYRINTH:The bony labyrinth consists of three pas(a)Cochlea anteriorly (b)Vestibule,in the middle (c)Semicircular canals posteriorly REF.,BDC VOL.3 | openlifescienceai/medmcqa |
Initially the renal aeries are branches of the common iliac aeries, then the distal end of aoa and when kidneys are located at a higher level, they receive new branches from the aoa. Normally the caudal renal vessels undergo involution and disappear. Ref - pubmed.com | openlifescienceai/medmcqa |
The common carotid aery is derived, on either side, from pa of the third arch aery, proximal to the external carotid bud.The internal carotid aery is formed by the poion of the third arch aery distal to the budReference: Inderbir Singh Embryology; 10th edition; Page no: 260 | openlifescienceai/medmcqa |
According to the mechanism of action these can be classified as
Drugs altering membrane permeability
- Azoles
- Triazoles e.g. Fluconazole, itraconazole, voriconazole, terconazole, posaconazole.
- Imidazoles e.g. Ketoconazole, miconazole, clotrimazole, econazole, butoconazole, oxiconazole, sertaconazole, sulconazo... | openlifescienceai/medmcqa |
Ans. is 'a' i.e., Phosphate Types of renal calculusOxalate calculus (calcium oxalate)* Oxalate stones are irregular in shape and covered with sharp projections, which tend to cause bleeding.* The surface of the calculus is discoloured by altered blood. A calcium oxalate monohydrate stone is hard and radiodense.Phosphat... | openlifescienceai/medmcqa |
Ans. b. 50 | openlifescienceai/medmcqa |
Ans. C: Popliteal Vessel Femoral vessel is commonly injured in fracture of the lower third of femur. Sciatic nerve is affected in posterior dislocationof the hip. | openlifescienceai/medmcqa |
The major role of transrectal USG is to guide prostatic biopsies. | openlifescienceai/medmcqa |
Salmonella Subspecies other than typhi (S. enteritidis, S. typhimurium)Facultative gram-negative rods, non-lactose-fermenting on EMB, MacConkey medium* Produces H2S, motile (unlike Shigella)* Speciated with biochemical reactions and serotyped with O, H, and Vi antigensDiseases:* Enterocolitis/gastroenteritis (second mo... | openlifescienceai/medmcqa |
Hassall corpuscles are epithelial reticular cells (derived from endoderm) found only in the medulla of the thymus. | openlifescienceai/medmcqa |
(d) Biopsy(Ref. Cummings, 6th ed., 1421)This is most likely a case of angiofibroma.Biopsy is contraindicated in a case of suspected angiofibroma, as it will result into profuse bleeding because here the blood vessels lack the muscular component so contraction does not occur.The most appropriate investigation for the di... | openlifescienceai/medmcqa |
Ethmoidal polyps are common in adults, major aetiology being an allergy. Usually, occur bilaterally and in multiple masses. Originates from the ethmoidal sinus, uncinate processes, middle turbinate and middle meatus. They mostly grow anteriorly and may present at the nares. These small and grape-like masses recur very ... | openlifescienceai/medmcqa |
Ans. is 'c' i.e., Endometrial consistency Bishop score, also Bishop's score, also known as cervix score is a pre-labor scoring system to assist in predicting whether induction of labor will be required. The total score is achieved by assessing the following five components on vaginal examination: Cervical dilation Cerv... | openlifescienceai/medmcqa |
(Ulnar nerve) Ref: 174-BDC-l, 242, 342-Appley* The most common are drop wrist and drop fingers - Radial nerve palsy* Siamian thumb and pointing index finger - Median nerve palsy* Partial cloud hand -- ulnar nerve palsy* Complete claw hand - ulnar and median nerve palsyUlnar nerve lesions(A) Low ulnar nerve palsy: Intri... | openlifescienceai/medmcqa |
Examination of Giemsa-stained peripheral blood smear is the standard test for the diagnosis of malarial infection. Classic ring-shaped/headphone-shaped trophozoites,malegamates,female gamates are seen in case of Plasmodium falciparum infection. Ref Harrison20th edition pg 1078 | openlifescienceai/medmcqa |
Ans. (c) Carcinoma nasopharynx | openlifescienceai/medmcqa |
<p>Davidson&;s principles and practice of medicine 22nd edition. *The lactose hydrogen breath test is an useful non invasive confirmatory investigation. <p> | openlifescienceai/medmcqa |
Ans. is 'd' i.e., Dose is increased in liver disease Warfarin is an oral anticoagulant. It acts by inhibiting vitamin K dependent coagulation factors.Other oral anticoagulants are -BishydroxycoumarinAcenocoumarinPhenindioneRole of vitamin K in coagulation:- Vitamin K is involved in the activation of clotting factors sy... | openlifescienceai/medmcqa |
. No change seen | openlifescienceai/medmcqa |
Ans. A: Scrotum Idiopathic scrotal gangrene/Fournier's gangrene is an uncommon condition of the scrotum. Hemolytic streptococci are associated with other organisms (Staph., E.coli etc.) in a fulminating inflammation of the subcutaneous tissues, which results in obliterative aeritis of the aerioles to the scrotal skin. | openlifescienceai/medmcqa |
Primary Membranous nephropathy Most common cause of nephrotic syndrome in elderly patients. Has Anti-Phospholipase Receptor Ab. It is a form of chronicimmune-complex-mediateddisease. On light M/E- Diffusethickening of theglomerular capillary walldue to the accumulation of deposits containingIgalong thesubepithelialside... | openlifescienceai/medmcqa |
Lymphatic filariasis- infection with the filarial worms Wuchereria bancrofti & Brugia malayi is associated with clinical outcomes ranging from subclinical infection to hydrocele & elephantiasis. Loiasis is caused by Loa loa ,which is characterised by calabar swelling,an intense,tense,localised swelling that may be pain... | openlifescienceai/medmcqa |
This man suffers from beri-beri (heart) and Wernicke-Korsakoff syndrome (brain). Thiamine deficiency in deteriorated alcoholics results in encephalopathy, peripheral neuropathy, and other disorders. Atrophy of the mammillary bodies, with loss of ganglion cells and rupture of small blood vessels, is characteristic. Defi... | openlifescienceai/medmcqa |
Hyper fi-gamma globulinemia REF: Harrison's Principles of Internal Medicine 17th ed chapter-e12 "40% of patients with Thymoma have another systemic autoimmune illness related to the Thymoma" "About 30% of patients with Thymoma have myasthenia gravis (most common), 5-8% has pure red cell aplasia, and 5% have hypogammagl... | openlifescienceai/medmcqa |
Nitrates are not used in renal colic. | openlifescienceai/medmcqa |
Acetyl CoA is a staing material for Fatty Acid Synthesis, Cholesterol Synthesis & Ketone Body Synthesis (option a, c & d). But Acetyl CoA is never a substrate for Gluconeogenesis i.e. it can never form glucose (option b). Because Acetyl CoA can never be conveed back to Pyruvate as Link reaction or Pyruvate Dehydrogenas... | openlifescienceai/medmcqa |
Anton's syndrome: Visual anosognosia associated with confabulation in the setting of obvious visual loss and coical blindness Due to B/L Occlusion of distal branches of PCA. Parinaud's syndrome: Triad of upgaze paralysis, convergence retraction nystagmus, pupillary light-near dissociation. Weber's syndrome: Presence of... | openlifescienceai/medmcqa |
Packed cells are stored in a SAG-M solution (saline–adenine–glucose–mannitol) to increase their shelf-life to 5 weeks at 2–6 deg C. (Older storage regimens included storage in CPD – citrate–phosphate–dextrose solutions – giving cells a shelf-life of 2–3 weeks). | openlifescienceai/medmcqa |
Generally sebaceous cyst is derived from infundibulum of hair follicles / caused by traumatic inclusion Sites are scalp, face, trunk and scrotum Usually sebaceous cyst contains a punctum (except scalp and scrotum) Skin is fixed over the cyst | openlifescienceai/medmcqa |
The most impoant side effect is optic neuritis, resulting in decreased visual acuity and loss of ability to differentiate red from green. The incidence of this reaction is propoional to the dose of ethambutol and is observed in 15% of patients receiving 50 mg/kg/day, in 5% of patients receiving 25 mg/kg/day, and in <1%... | openlifescienceai/medmcqa |
CT SCAN in choanal atresia CT SCAN in coronal and saggital projections provides a thorough evaluation of choanal atresia and adjescent structures. The axial views supply fundamental information including site of obstruction, composition of atretic plate and unilateral or bilateral involvement. Thus CT SCAN is the prefe... | openlifescienceai/medmcqa |
Ans. is 'd' i.e., Contact lens Anisoeikonia Anisoeikonia is defined as a condition wherein the images projected on the visual coex from the two retinae are abnormally unequal in size or shape. Causes may be Optical aniseikonia : - When the difference between refractive error of two eyes is of high degree, the image of ... | openlifescienceai/medmcqa |
Nonvenereal TreponemesDiseaseCauseBejelT.endemicumYawsT.peenuePintaT.carateumRef: Sherris Microbiology; 6th edition; Page no: 660 | openlifescienceai/medmcqa |
. | openlifescienceai/medmcqa |
Dispersion:- Spread of / scattering of values around a central value in a data distribution is called dispersion. Measures of dispersion:- Major methods: Range, mean/ average detion, standard detion. Other methods: Coefficient of variation, precision, Variance, Relative dete, Inter - quaile range. - Median is not inclu... | openlifescienceai/medmcqa |
Excess secretion of aldosterone causes only a modest increase in plasma sodium, usually <4-6 mEq/L rise in plasma sodium. When sodium gets reabsorbed, water also accompanies it, resulting in plasma sodium remaining fairly normal. Conn's syndrome or primary hyperaldosteronism is due to aldosterone producing tumor of the... | openlifescienceai/medmcqa |
Ans. is `a' i.e., Lachman ACL injury ACL is the most commonly injured ligament of knee. Most common mechanism of injury is twisting (medial rotation) with valgus injury on semiflexed knee. Often with this mechanism MCL and medial meniscus are also injured. This triple injury of ACL , MCL and medial meniscus is called O... | openlifescienceai/medmcqa |
Eye examination may reveal choroidal tubercles, which are pathognomonic of miliary TB, seen in up to 30% of cases. Reference: Harrisons Principles of Internal Medicine, 18th Edition, Page 1349 | openlifescienceai/medmcqa |
Target lesions- Iris lesions: these are pathognomic of erythema multiforme. commonly found on the extremities especially hands. there are three zones of color change: 1. central dark or sometimes blistered area 2.surrounded by pale odematous zone 3.inturn rimmed by another zone of odema IADVL textbook of dermatology, p... | openlifescienceai/medmcqa |
Klumpke&;s paralysis * site of injury - lower trunk of brachial plexus ( C8,T1) * cause of injury - undue abduction of the arm, as in clutching something with the hand after a fall from height , sometimes in bih injury . *Muscles paralysed- *intrinsic muscle of hand (T1), ulnar flexors of wrist & fingers (C8) *deformit... | openlifescienceai/medmcqa |
Ans: a (Fetal urine) Ref: Dutta, 6th ed, p. 37After 20 weeks of gestation the main contribution of amniotic fluid is by fetal urine. The fetal daily urine output at term is about 400-1200 ml.Theories on origin of amniotic fliud1. Asa transudate from maternal serum2. As a transudate across umbilical cord or from the fet... | openlifescienceai/medmcqa |
C i.e. Endrin | openlifescienceai/medmcqa |
The compressive strength of polycarboxylate cement is approximately 55 MPa, which is lower than that of zinc phosphate cement. Polycarboxylate cements produce minimal irritation to the pulp. The larger size of the polyacrylic acid molecules compared with those of phosphoric acid limits acid penetration into the dentina... | openlifescienceai/medmcqa |
Sodium glucose linked transporter is an example of secondary active transport. | openlifescienceai/medmcqa |
Ans. is 'c' i.e., chain disease | openlifescienceai/medmcqa |
*Most common malignant orbital tumor in adult-> lymphoma. | openlifescienceai/medmcqa |
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