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Isolation is defined as the period of communicability of infected person or animals from others in such places and such strict conditions as to prevent or limit the indirect transmission of the infectious agent from those infected to those who are susceptible or who may spread the agent to others (refer pgno:120 park 2... | openlifescienceai/medmcqa |
Ans. is 'a' i.e., Submandibular space o Ludwig's angina is a rapidly spreading bilateral cellulitis that involves the floor of mouth, under the tongue,o Floor of mouth is comprised of sublingual space, submandibular space and submental space,o Ludwig's angina usually begins in the submandibular space, and then rapidly ... | openlifescienceai/medmcqa |
Ans is 'd' i.e., All the above Scar Endometriosiso It usually manifests following abdominal hysterotomy, cesarean section, myomectomy or even tubectomy.o Implantation theory can explain its entity.o The patient complains of painful nodular swelling over or adjacent to the scar which increases in size and often bleeds d... | openlifescienceai/medmcqa |
The delta agent was first described in 1977 and has recently been shown to be an incomplete RNA virus that requires HBsAg for replication. It is found most often in persons who have multiple parenteral exposures, for example, intravenous (IV) drug abusers, hemophiliacs, and multiply transfused patients. | openlifescienceai/medmcqa |
Allopurinol (hypoxanthine analog) and recently approved drug, decrease the production of uric acid by inhibiting the enzyme xanthine oxidase. Dose- 100-600 mg / day Allopurinol is metabolized by the same enzyme to allo xanthine which is a long acting inhibitor of xanthine oxidase. Allopurinol (purine analogue and Febux... | openlifescienceai/medmcqa |
Ans. is 'd' i.e., It is excreted primarily in urineo Sunitinib inhibits multiple Tyrosine kinase receptors. It inhibits PDGF, VEGF and c-kit.o Sunitinib and sorafinih are used in renal cell carcinoma (in RCC there is overexpression of VEGF) and GIST (in GIST there is over expression of C-Kit & PDGF).o Patients who deve... | openlifescienceai/medmcqa |
Ans. is `d' i.e., Hb S Dithionite test is a rapid screening tube test for the detection of HbS. | openlifescienceai/medmcqa |
Keloids and hypertrophic scars both occur aftet injuries operations. Hypertrophic scars remain confined to the original injury site and usually regress spontaneously. By contrast, keloids extend beyond the original wound and rarely regress. Keloids contain abnormally large amounts of soluble collagen and water. Keloids... | openlifescienceai/medmcqa |
Enamel spindles are formed by extensions of odontoblast processes into enamel before calcification. They are odontoblastic processes that cross the dentinoenamel junction and get entrapped in the enamel. | openlifescienceai/medmcqa |
the synopsis of forensic medicine & toxicology ; Dr k.s narayan reddy ; 28th edition ; Pg.no. 125 ; Black powder is designated as FG,FFG,FFFGetc depending on the size of grains . The more number of F the finer are the grains & faster is the burning . | openlifescienceai/medmcqa |
Role of surfactant: Reduces surface tension and increases compliance- reduced work of breathing Keeps alveolar size relatively uniform i.e., prevents alveolar collapse and stabilises alveoli. In lungs, all alveoli do not have same diameter, alveoli size also changes during inspiration and expiration, and alveoli are in... | openlifescienceai/medmcqa |
(Ref: Farr&;s physics for medical imaging 2e,23 ) | openlifescienceai/medmcqa |
* Hemophilia is an X linked disorder of coagulation caused by the deficiency in a circulating plasma protein. Hemophilia A is caused by the deficiency of factor VIII, and hemophilia B is caused by the deficiency of factor IX. * It is PTT which is affected (increased) and not PT (unaffected). * Factor VIII is involved i... | openlifescienceai/medmcqa |
Refer Robbins page no Pg 1278 HIV encephalitis is best characterized by microscopically as a chronic inflammatory reaction with widely distributed infiltrates of microglial nodules | openlifescienceai/medmcqa |
Baby in the above mentioned case scenario is showing signs and symptoms of multiple carboxylase deficiency such as dermatitis severe metabolic acidosis, organic acid excretion. Ref: Essentials of Pediatrics By Nelson, 16th Edition, Pages 356 ; The Embryo: Scientific Discovery and Medical Ethics By Shraga Blazer, Page 2... | openlifescienceai/medmcqa |
2 centre of resistance of upper anterior segment: Between roots of lateral incisors and canine.
For entire maxillary dentition: Between the roots of premolars.
For maxillary jaw bone: Zygomaticomaxillary suture. | openlifescienceai/medmcqa |
Inhalational anaesthetic is the method of choice in children for induction. Intravenous induction is used when induction with mask (inhalation) is contraindicated (full stomach) or if child comes in the operation theatre with intravenous line in situ.
Sevoflurane is inhalational agent of choice, but it is not provided ... | openlifescienceai/medmcqa |
Indian Council of Medical Research (ICMR) in 2010 recommended 1.0g protein/Kg body weight for an India adult, assuming a Net protein utilization (NPU) of 65 for dietary proteins.Park 23e pg: 610 | openlifescienceai/medmcqa |
B i.e. Decreased bone resorption Calcitonin causes hypocalcemia by inhibiting bone resorptionQ by direct action on osteoclastsQ. | openlifescienceai/medmcqa |
B i.e. Raised ICT do not respond to CO2 level | openlifescienceai/medmcqa |
Lyophilized ( freezed dried ) vaccine:- Available in Powder form Examples:- BCG Yellow Fever Japanese Encephalitis HiB Require Saline Measles MMR Distilled water / saline water - Reconstructed vaccines should be used before 4hrs other wise they may case Toxic shock syndrome. | openlifescienceai/medmcqa |
Inaccurate reading in pulse oximeter can be caused by carboxyhaemoglobinemia, methaemoglobinemia, anaemia, poor peripheral pulsation, hypovolemia & vasoconstriction, vasodilatation, nail polish, shivering, skin pigmentation, and SpO2 below 60%. | openlifescienceai/medmcqa |
Ref. Robbins Pathology. 9th edition. Page. 517
Hemangioma
These tumours are slow growing and are generally asymptomatic unless they exert mass effect on sensitive structures.
Microscopy
Closely packed spindle cells with spaces containing little blood
Lumens may be thrombosed or organized, hemosiderin present due t... | openlifescienceai/medmcqa |
Acute uric acid nephropathy (AUAN, also acute urate nephropathy) is a rapidly worsening (decreasing) kidney function (acute kidney injury) that is caused by high levels of uric acid in the urine (hyperuricosuria) . Ref Harrison20th edition pg 267 | openlifescienceai/medmcqa |
"A numerical value describing the relative status of a population on a graduated scale with definite upper and lower limits, which is designed to permit and facilitate comparison with other populations classified by the same criteria and methods". - Russell A.L.
"Epidemiologic indices are attempts to quantitate clinic... | openlifescienceai/medmcqa |
(Microaneurysm) (295-Person 20th) (260-62-Khurana 4th)* Earliest detactable lesion is microaneurysm in the macular area in NPDRDIABETIC RETINOPATHYOphthalmoscopic features of Non-proliferativediabetic retinopathy (NPDR)* Microaneurysm at the macular area (the earliest detectable lesion)*** Retinal haemorrhage both deep... | openlifescienceai/medmcqa |
Ans. is 'A' i.e.. Prochlorperazine Labyrinthine suppressants used in vertigoo They suppress end organ receptors or inhibit central cholinergic pathways in vestibular nuclei. These are :-Antihistaminics (with anticholinergic action) - cinnarizine, cyclizine, dimenhydrinate, diphenhydramine, promethazine.Anticholinergics... | openlifescienceai/medmcqa |
Disappearance of bile ducts, "ductopenic" cholestasis is seen with carbamazepine, chlorpromazine, tricyclic antidepressant agents. Reference: Harrisons Principles of Internal Medicine, 18th Edition, Page 2560 | openlifescienceai/medmcqa |
Causes of osteoporosis are : * Lifestyle factors * Risk increases with age * Genetic factors * Hypogonadal states * Endocrine disorders - premature ovarian failure, adrenal insufficiency, Cushing's syndrome, central adiposity, Diabetes mellitus (types 1 and 2), hyperparathyroidism, thyrotoxicosis. * Gastrointestinal di... | openlifescienceai/medmcqa |
Infantile and Iuvenile forms are associated with congenital Hepatic fibrosis. | openlifescienceai/medmcqa |
Ans. is 'a' i.e. Axillary nerve Most common nerve involved in :Anterior dislocation of shoulder-Axillary nerve* Surgical neck of humerus-Axillary nerve* Shaft of humerus-Radial nerve* Supracondylar humerus-Median nerve Volkman's ischemic contracture-Median nerve*Dislocation of lunate-Median nerve * | openlifescienceai/medmcqa |
ACE inhibitors are contraindicated in: Pregnancy Bilateral renal aery stenosis Hyperkalemia ACE INHIBITORS adverse effects: C - Cough A - Angioedema P - Prodrugs (except captopril and Lisinopril) T - Taste disturbances O - Ohostatic hypotension (when combined with diuretics) P - Pregnancy (contra- indicated) R - bilate... | openlifescienceai/medmcqa |
Ans. D: Neovascularization In proliferative diabetic retinopathy, the neovascularization arises from the optic nerve head; there is neovascularization of the disc and along the large vessels, as well as neovascularization elsewhere | openlifescienceai/medmcqa |
Investigations to be done in open-angle glaucoma are :Slit lamp examinationTonometryGonioscopyDirect ophthalmoscopyPerimetry | openlifescienceai/medmcqa |
Ans. is 'a' i.e., Sub hepatic | openlifescienceai/medmcqa |
Health education
Health education is the profession of educating people about health.
It is the principal by which individuals and groups of people learn to behave in a manner conducive to -
Promotion of health
Maintenance of health
Restoration of health
WHO definition of health education
"Health education comprise... | openlifescienceai/medmcqa |
S.269, IPC: Negligent act likely to spread infection of disease dangerous to life. S.270, IPC: Malignant act likely to spread infection of disease dangerous to life (imprisonment upto 2 years.) S.191, IPC: Giving false evidence. S.197, IPC: Issuing or signing false ceificate (imprisonment upto 7 years.) Ref: The Essent... | openlifescienceai/medmcqa |
Duodenum | openlifescienceai/medmcqa |
Misoprostol is a prostaglandin E1 analog having positive effect on myometrial contractility irrespective of duration of gestation. Hence, it helps in expulsion of fetus in aboion, as well as to control hemorrhage from opened sinuses in an atonic postpaum uterus (800 micrograms per rectally). It effects cervical ripenin... | openlifescienceai/medmcqa |
(C) Phenylketonuria# Phenylketonuria: Phenylketonuria (PKU) is a disorder that causes a buildup of the amino acid phenylalanine, which is an essential amino acid that cannot be synthesized in the body but is present in food.> Most affected newborns are detected during routine screening tests. Newborns with PKU rarely h... | openlifescienceai/medmcqa |
Ans. (c) PerforationRef: Shackelford 7th Edition, Pages 518-520* Leiomyoma endoscopic biopsy or surgery is not advised due to risk of perforation | openlifescienceai/medmcqa |
The celiac plexus or coeliac plexus, also known as the solar plexus because of its radiating nerve fibers, is a complex network of nerves (a nerve plexus) located in the abdomen, near where the celiac trunk, superior mesenteric aery, and renal aeries branch from the abdominal aoa. image ref - britannica.com | openlifescienceai/medmcqa |
Cervical cancer is the most common genital tract malignancy in females in India.There are many clinical characteristics that predispose a woman to cervical cancer. These high-risk features are: Average age 35-45 years. Pre-cancerous lesions occur 10-15 years earlier. Coitus before the age of 18 years. Multiple sexual p... | openlifescienceai/medmcqa |
Vagus nerveThe most commonly used treatments for major depressive episodes are pharmacotherapy and psychotherapy. - Although the majority of patients suffering from a major depressive episode improve significantly with these treatments, a minority does not achieve adequate symptom reduction.These minority are described... | openlifescienceai/medmcqa |
. | openlifescienceai/medmcqa |
Ans: a (Ceftriaxone) Ref: Tripathi, 6th ed, p. 706 10th ed, p. 735- Ceftriaxone has a long duration of action with half life of 8 hrs- Ceftazidime has half life of 1.5-1.8 hrs- Cefaperazone has half life of 2 hrs- Cefotaxime has half life of 1 hrFirst-generation cephalosporinsThird- generation cephalosporinsCefadroxil ... | openlifescienceai/medmcqa |
Troponin is the calcium binding protein in the Skeletal muscle. In smooth muscle, calmodulin is the calcium binding protein. (REF: TEXTBOOK OF MEDICAL PHYSIOLOGY GEETHA N 2 EDITION, PAGE NO - 40,59) | openlifescienceai/medmcqa |
Etiology of Chronic Pancreatitis Heavy alcohol consumption is MC cause of CP (70-80%) Smoking increases the risk of alcohol induced CP Other causes: Chronic duct obstruction, trauma, pancreas divisum, cystic dystrophy of the duodenal wall, Hyperparathyroidism, hyperiglyceridemia, autoimmune pancreatitis, tropical pancr... | openlifescienceai/medmcqa |
Essential elements of smoking cessation therapy is that the individual must want to stop smoking and must be willing to work hard to achieve the goal of smoking abstinence. Individual and combined pharmacotherapies in combination with counseling can significantly increase rates of cessation. The first line of treatment... | openlifescienceai/medmcqa |
D i.e. Atopic dermatitis | openlifescienceai/medmcqa |
The holmium: YAG Laser is excellent for stone fragmentation and tissue ablation and is now the most popular system in use." - Smith's Urology Both Ho: YAG & Nd: YAG laser systems can be used for BPH, but only Ho:YAG is used for stone fragmentation. For BPH, Ho:YAG is preferred over Nd:YAG. Ref : Cambell's Urology 8/e p... | openlifescienceai/medmcqa |
Ans. is 'd' i.e., Wood workers * Paranasal sinus cancer is uncommon and represents only 0.2 to 0.8% of all malignancies.* Cancer of paranasal sinus constitutes 3% of all carcinomas of the aerodigestive tract.* The majority of paranasal sinus malignancies (50-80%) originate within the maxillary sinus antrum. Malignancie... | openlifescienceai/medmcqa |
Amaurotic cats eye appearence(60%) Ref : ak khurana 6th edition | openlifescienceai/medmcqa |
Posterior triangle of neck has 2 pas: Occipital & subclanSubclan triangle is also c/d as supraclavicular or omoclavicular triangle.Anterior triangles of neck are-Submental, Digastric, Carotid, Muscular. | openlifescienceai/medmcqa |
All the above are causes of bulging fissure.
Most important cause is Klebsiella pneumonia. | openlifescienceai/medmcqa |
Refer robbins 9/e 529 Myocardial infarction (MI), also known as a hea attack, occurs when blood flowdecreases or stops to a pa of the hea, causing damage to the hea muscle. The most common symptom is chest pain or discomfo which may travel into the shoulder, arm, back, neck or jaw. Often it occurs in the center or left... | openlifescienceai/medmcqa |
Harrison's principles of internal medicine 17th edition. *Pathologic hallmark is death of lower motor neurons (consisting of anterior horn cells in the spinal cord and their brainstem homologues innervating bulbar muscles) and upper, or coicospinal, motor neurons (originating in layer five of the motor coex and descend... | openlifescienceai/medmcqa |
The inferior thyroid veins emerge at the lower border of the isthmus. They form a plexus in front of the trachea and drain into the left brachiocephalic vein. Ref: BD Chaurasia's HUMAN ANATOMY, Volume 3, 4th edition. | openlifescienceai/medmcqa |
Ans. is 'b' i.e., Retrograde ejaculation | openlifescienceai/medmcqa |
Ans. is 'b' i.e., Ketamine Ketamine raises the BP, therefore is the induction agent of choice in hypotensive states and shock | openlifescienceai/medmcqa |
Ischemic hea disease is contraindicated in ketamine. Cardiovascular - Stimulating effects secondary to direct stimulation of the sympathetic nervous system. thus increasing blood pressure and hea rate it also has direct myocardial depressant effect. | openlifescienceai/medmcqa |
Lepra Reaction TYPE 1 LEPRA REACTION TYPE 2 LEPRA REACTION - It is also known as reversal reaction. - It is seen in TT and BL cases of leprosy. - Drug of choice is coicosteroids. Alternative is clofazimine. - Thalidomide is ineffective. - It is also known as erythema nodosum leprosum. - It is seen in LL cases of lepros... | openlifescienceai/medmcqa |
TITANIUM AND TITANIUM ALLOYS
In vitro evaluation of titanium biocompatibility, percentage attachment efficiency, and proliferation of human fetal fibroblasts and human gingival fibroblasts reveals that a surface layer of titanium oxide (Ti 2 O 3 ) has the ability to coexist with living tissues and organisms. Based on t... | openlifescienceai/medmcqa |
(C) Moderate and severe hearing loss # Cochlear implant stimulate auditory system with electrical impulses, while hearing aid use surviving hair cells.# Indications of cochlear implant:> Postlingually deaf patient (hearing loss after development of language)> Bilateral severe sensorineural deafness who do not respond t... | openlifescienceai/medmcqa |
Ans: b (Alcian blue) Ref: Harsh mohan, 4th ed,p. 26Mucin is a glycoprotein produced by the epithelial cells of mucous membrane and mucous glands as well as by some connective tissue like in the umbilical cord.Stains:Epithelial mucin stains positive with- PASConnective tissue mucin with- Colloidal ironBut both are stain... | openlifescienceai/medmcqa |
People with antisocial PD(Dissoscial PD) characteristically disregard rights of others, don't follow norms of society and indulge in antisocial behavior . These person have lack of guilt and remorse and more prone to substance use. It is a type of Cluster B - PD MX - Psychotherapy, Antipsychotics, Carbamazepine ,beta b... | openlifescienceai/medmcqa |
Ans. C. Streptococcus pneumoniaeThe most common organisms which cause lobar pneumonia are Streptococcus pneumoniae, also called pneumococcus. MC typical pneumonia: strept. pneumonia* MC of atypical pneumonia: Mycoplasma* MC nosocomial pneumonia: gram negative bacilli* MC early VAP: Streptococcus* MC late VAP: pseudomon... | openlifescienceai/medmcqa |
Savlon is a very popular disinfectant in the hospitals and it contains chlorhexidine and cetrimide. | openlifescienceai/medmcqa |
The primary purpose of imaging is to accurately localize the disease gland and identify patients who are suitable for minimal invasive surgery (solitary adenoma). Sonography and 99mTc-sestamibi scintigraphy are the dominant imaging techniques for the preoperative location of parathyroidpathalogies . Ref - harrisons int... | openlifescienceai/medmcqa |
Order of block :- Autonomic (Preganglionic sympathetic) > Sensory > Motor.
Order of recovery :- Motor > Sensory > Autonomic. | openlifescienceai/medmcqa |
Ref: Ganong 19/e p703 fig 39.8
Siggard-Anderson nomogram: plots the acid-base charecteristics of arterial blood
PCO2 is placed on the vertical axis and pH on the horizontal axis
Vertical line through pH 7.40: any point to the left denotes acidosis & any point to right denotes alkalosis
Horizontal line through p CO... | openlifescienceai/medmcqa |
Inguinal lymph nodes | openlifescienceai/medmcqa |
Ans: B (L-Dopa) Ref: Goodman &Gillman's The Pharmacological Basis of Therapeutics, 20I1 12th Edition, McGraw Hill Barton LL P 447, 803,592Explanation:Except L- dopa ah other drugs are having a narrow safety margin hence monitoring of these drugs are essentialDigoxin : 0.5-lng/mLPhenvtoin: Total- 10-20mcg/mL (free conce... | openlifescienceai/medmcqa |
Paired student's t - test: Comparing means (+-SD) in paired data.(in same group of individuals before and after an intervention) Example: Mean serum albumin level of dengue patients before treatment was 3.6 g/dL and after treatment was 3.2 g/dL; comparison of mean level can be done by Paired student's t - test. Unpaire... | openlifescienceai/medmcqa |
Scalp incision: * A coronal incision is made in the scalp, which stas from the mastoid process just behind one ear, and is carried over the veex of the scalp to the back of the opposite ear (intermastoidal incision)* The scalp is reflected forwards to the superciliary ridges, and backwards to a point just below to the ... | openlifescienceai/medmcqa |
Ans. A. Is a mitochondrial disorderX-linked adrenoleukodystrophy is a peroxisomal disorder of very long chain fatty acid (VLCFA) oxidation. It result in progressive adrenal cortex and neuronal white matter degeneration, and the phenotype is variable. It may present with Addison's disease, or it may present with neurolo... | openlifescienceai/medmcqa |
The objectives of furcation therapy are to
Facilitate maintenance
Prevent further attachment loss and
Obliterate the furcation defects as a periodontal maintenance problem. The selection of therapeutic mode varies with the class of furcation involvement, the extent and configuration of bone loss, and other anatomic fa... | openlifescienceai/medmcqa |
’’Bird beak appearance on barium study is seen in achalasia cardia.
Important esophageal signs | openlifescienceai/medmcqa |
Principal causes of death in renal transplant patients (in decreasing order) Hea disease Infection Stroke Ref : Cambell's Urology, 8/e p346 | openlifescienceai/medmcqa |
Anastomotic urethroplasty is the procedure of choice in the totally obliterated bulbar urethra after a straddle injury. The typical scar is 1.5 to 2 cm long and should be completely excised. The proximal and distal urethra can be mobilized for a tension-free, end-to-end anastomosis. This is a highly successful procedur... | openlifescienceai/medmcqa |
Maturation of spermatids is called spermiogenesis and involves condensation of the nucleus, formation of the flagellum, and the formation of the acrosome (a structure derived from the Golgi complex covering the tip or head of the sperm nucleus). The resultant spermatozoa are released into the seminiferous tubule lumen ... | openlifescienceai/medmcqa |
The aim of study would be to find risk factors. It is a prospective study.In the coho study, we can determine incidence rates.&;A well-designed coho study is considered the most reliable means of showing an association between a suspected risk factor and subsequent disease"Park 23rd edition pg: 76 | openlifescienceai/medmcqa |
Mineralocoicoid secretion is stimulated by hyperkalemia, angiotensin-H, ACTH and hyponatremia, in reducing order of efficacy. 1. Aldosterone secretion in response to hyperkalemia is the most impoant and forms the basis for renal regulation of body potassium balance. 2. Stimulation of aldosterone by angiotensin II (thro... | openlifescienceai/medmcqa |
Sec 197 IPC: Issuing or signing the false ceificate Imprisonment up to 7 years. Ref: Dr. K.S. Narayan Reddy's Synopsis Of Forensic Medicine & Toxicology, 29th edition, Chap 3, Page-31. | openlifescienceai/medmcqa |
Level IA: Submental
Level IB: Submandibular
Level II: Upper juglar
Level III: Middle juglar
Level IV: Lower juglar
Level V: Posterior triangle lymph nodes
Level VI: Central
Level VII: Mediastinal. | openlifescienceai/medmcqa |
Ref Robbins 9/e p50 Mitochondrial Damage and Dysfunction Mitochondria may be viewed as "mini-factories" that produce life-sustaining energy in the form of ATP. Not surprisingly, therefore, they are also critical players in cell injury and death (Fig. 1-16). Mitochondria are sensitive to many types of injurious stimuli,... | openlifescienceai/medmcqa |
Ans. C: Coarctaation of Aoa Radiological sign of coarctation of aoa: Rib Notching Single best sign Older the person, more likely to have rib notching Majority have it over 20 years of age Rib notching occurs in the high pressure circuit Most often involves 4th-8th rib Sometimes may involve 3rd and 9th Does not involve ... | openlifescienceai/medmcqa |
Ans. is 'c' i.e., Pyloric stenosisDiagnosis of congenital hyperophic pyloric stenosis o History of vomiting without bile (nonbilious vomiting).o Physical examination ?i) Palpable mass in the epigastriumii) After feeding, visible gastric peristatic wave that progresses across the abdomen.USG confirm the diagnosis Criter... | openlifescienceai/medmcqa |
Ans. b. Piperacillin-Tazobactam | openlifescienceai/medmcqa |
Ans. (d) Accessory spleen(Ref: Robbins 9th/pg)Accessory spleens or spleniculi are seen inGastrosplenic LigamentLienorenal ligamentGastrophrenic ligamentGreater omentumBroad ligament of uterusSpermatic cord. | openlifescienceai/medmcqa |
Medial lemniscal system or Dorsal column system carries sensation of Fine touch, two-point discrimination, vibrates, Proprioception, Stereognosis. | openlifescienceai/medmcqa |
Traumatic AVN is seen in fracture neck femur, fracture scaphoid waist, fracture falus neck and dislocation of hip | openlifescienceai/medmcqa |
Ans. is 'b' i.e., It may be used in barbiturate poisoning as it acts on the same receptor i.e. GABAA Flumazenil is specfic antagonist of BZDs, i.e., it acts on BZDs binding site of GABAA receptors, which is different from Baributurate binding site. Therefore, flumazenil does not antagonize barbiturates =, not effective... | openlifescienceai/medmcqa |
A i.e. Splitting of double strands into single strand.Seperation of double stranded (ds) DNA into single stranded DNAQ is known as denaturation or melting of DNA. It is promoted by increasing temperature or decreasing salt concentration. So increased salt (monovalent cation) concentration increases TmQ. | openlifescienceai/medmcqa |
Ans. a (Phenylketonuria) (Ref. Harper's Biochemistry 25th/pg. 335,815)INBORN ERRORS OF AMINO ACID METABOLISM ASSOCIATED WITH ABNORMAL ODORInborn error of metabolismUrine odor1Glutaric acidemia (type II)Sweaty feet, acrid2HawkinsinuriaSwimming pool3Isovaleric acidemiaSweaty feet, acrid4Maple syrup urine diseaseMaple syr... | openlifescienceai/medmcqa |
Ans. is 'c' i.e., Cobra According to clinical features, snakes are divided into : A. Neurotoxic It includes elapids, i.e. cobra, krait and coral snake. Krait is the most common poisonous snake in india. These have minimal reaction locally, but produce strong neurotoxicity. They act on motor nerve cells, resembling pois... | openlifescienceai/medmcqa |
Ans. d (All of the above) (Ref. Harrison's Internal medicine, p. 1314; Topol cardiology Textbook, p. 158)'U' Wave# Occurs due to repolarisation of papillary muscles (Ganong Physiology p. 550, 22nd edition)# Normally upright (< 1 mm) or (< 10% of height of T wave) | openlifescienceai/medmcqa |
Ans. (C) Bromocriptine(Ref: KDT 8/e p261)It is an ergot alkaloid and is a dopamine agonist. Dopamine acts as prolactin inhibiting hormone in the brain. Agonism of dopamine receptors by bromocriptine is responsible for its use in hyperprolactinemia. | openlifescienceai/medmcqa |
(Normal FSH/LH Ratio) (353-Shaw's 13th)(306-H17th) (331-S14th)POLYCYSTIC OVARIAN SYNDROME (PCOS) or stein-Leventhalsyndrome* Chronic non-involution* Hyperandrogenaemia (raised testosterone antrostenedione DHEA)* Normal or raised oestrogen (E2)* RiasedLH* Low FSH (LH ratio)* Hyperstimulation syndrome is also common in P... | openlifescienceai/medmcqa |
Ans. (a) Chadwick sign | openlifescienceai/medmcqa |
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