query stringlengths 1 1.57k | pos stringlengths 1 22.5k | idx int64 0 161k | task_name stringclasses 1
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Osteoporosis is characterized by all the following except - | Ans. is 'b' i.e.. Decreased Serum Calcium, phosphorus and alkaline phosphatase is seen o Osteoporosis is a state of decreased mass per unit volume of a normally mineralized bone. Osteoporosis is the commonest metabolic bone disease. Osteoporosis is characterized by an abnormally low bone mass (low bone density) and def... | 13,500 | medmcqa_train |
Insulin causes lipogenesis by all, EXCEPT: | Insulin increases the activity of PDH (Pyruvate dehydrogenase). Insulin increases the recruitment of GLUT to the surface of various cells and thus increases the uptake of insulin various cells. Insulin has got inhibitory effect on adenylyl cyclase activity and so cause dephosphorylation. Insulin increases the activity ... | 13,501 | medmcqa_train |
MOA of Teduglutide in sho bowel syndrome? | Ans. A. GLP-2 inhibitorGlucagon-like peptide-2 (GLP-2) - Impoant intestinotrophic growth factor & mediator of intestinal adaptation.FDA approved teduglutide (Gattex--NPS) to treat sho bowel syndrome in adult patients requiring additional nutrition from I.V. parenteral nutrition.Effectively improves fluid absorption. | 13,502 | medmcqa_train |
Brachial cyst is lined by:- | Brachial cyst is lined by squamous epithelium. A branchial cyst develops from the vestigial remnants of the second branchial cleft, is lined by squamous epithelium and contains thick, turbid fluid. The cyst usually presents in the upper neck in early or middle adulthood and is found at the junction of the upper third a... | 13,503 | medmcqa_train |
Years of life lost due to premature death and years lived with disability is known as | DALY Number of years lost due to ill-health, disability or early death 1 DALY = 1yr of healthy life lost Ref : Park&;s Textbook of Preventive and Social Medicine; 23rd edition - Pgno. 26 | 13,504 | medmcqa_train |
Most specific antibody in SLE is - | Ans. is 'b' i.e., Anti Sm Auto anti bodies in Systemic Lupus Erythematosuso Antinuclear antibody-best screening test.o Anti DS DNA antibody-Specific for SLE only in high litres.o Anti Smantbody-Specific for SLE.o Anti Ro (SS - A) antibody-Predisposes to Sicca syndrome, subacute cutaneous lupus and neonatal lupus with c... | 13,505 | medmcqa_train |
Waxy flexibility is a feature of - | Ans. is 'b' i.e., Catatonia Disorders of motor activityo Disorder of motor activity may beMannerism Odd, repetitive and goal directed movements, e.g., waving, saluting.Stereotype Odd, repetitive movements which are not goal directed e.g., rocking to and fro. Repetition of speechs (words, phrases) may also occur. Sterot... | 13,506 | medmcqa_train |
Graft rejection is ? | Ans. is 'c' i.e., Both | 13,507 | medmcqa_train |
AFP is a marker is tumor marker for - | Ans. is 'a' i.e., Hepatocellular carcinoma Tumor MarkersCancerNon-Neoplastic ConditionsHormonesHuman chorionic gonadotropino Gestational trophoblastic disease, gonadal germ cell tumoro Medullary' cancer of the thyroido PheochromocytomaPregnancyCalcitoninCatecholaminesOncofetal AntigensAlphafetoproteinCarcinoembryonic a... | 13,508 | medmcqa_train |
A 6-year-old child presented with history of recurrent upper respiratory tract infections, mouth breathing, nasal obstruction and hearing impairment. Management will be: | Symptoms of nasal obstruction, mouth breathing and hearing impairment are due to adenoids, and adenoidectomy would be required. Since the child also suffers from hearing impairment (due to otitis media with effusion), a myringotomy with grommet insertion will be required. Simply doing myringotomy (optimised) will lead ... | 13,509 | medmcqa_train |
Histamine acts on- | Ans. is 'a' i.e., G protein coupled receptors o Histamine acts on G-protein coupled membrane receptors : -i) H1 histaminic receptors - Linked to adenylyl cyclase and act through cAMPii) H2 histaminic receptors - Linked to IP3-DAG system.o Muscarinic receptors (cholinergic receptors) in heart are M2 type. These are resp... | 13,510 | medmcqa_train |
Total score in standard minimental status examination (MMSE) is | Ans. b (30) (Ref Harrison's medicine 17th/ Table 365-5)Cognitive and Neuropsvchiatric ExaminationBrief screening tools such as the mini-mental state examination (MMSE) help to confirm the presence of cognitive impairment and to follow the progression of dementia.The MMSE, an easily administered 30-point test of cogniti... | 13,511 | medmcqa_train |
Lack of Homogentisate oxidase enzyme causes | (B) Alkaptonuria # ALKAPTONURIA: The defective enzyme in alkaptonuria is homogentisate oxidase in tyrosine metabolism. Homogentisate accumulates in tissues & blood, gets oxidized to the corresponding quinones, which polymerize to give black or brown colour. For this reason, the urine of alkaptonuric patients resembles ... | 13,512 | medmcqa_train |
Enzyme involved in binding of & for conjugated bilirubin formation is | In the liver, bilirubin is conjugated with glucuronic acid by the enzyme glucuronyltransferase, making it soluble in water: the conjugated version is the main form of bilirubin present in the "direct" bilirubin fraction. Much of it goes into the bile and thus out into the small intestine. Ref biochemistry satyanarayana... | 13,513 | medmcqa_train |
Most common hallucination in delirium are ? | Ans. is 'b' i.e., Visual (Ref: Niraj Ahuja &/e p. 2Q, Essential of clinical psychiatry 4h/e p. 319)Visual hallucinations are most common in delirium.Auditory hallucinations are common in schizophrenia. | 13,514 | medmcqa_train |
The complications of shoulder presentations are all of the following except | Complications of shoulder presentation Cord prolapse Tonic contraction of uterus Obstructed labor Rupture of uterus | 13,515 | medmcqa_train |
Lung capillary volume is - | Ans. is 'b' i.e., 150 ml o Total capillary blood valume in lung- 104 ml.o Total pulmonary capillary surface area - 70 m2o Volume of blood per alveolus - 4.7 x 10-7 ml.o Capillary surface area per alveolus - 23.4 x l04 cm2o Number of capillary segments - 280 x 109 | 13,516 | medmcqa_train |
Diethylstilbesterol causes the following defects expect | Diethylstilbesterol defects Neural tube defects Vaginal and cervical adenosis Clearcell adenocarcinoma Uterine anomalies Cryptorchidism Testicular hypoplasia TEXTBOOK OF OBSTETRICS,SHEILA BALAKRISHNAN,PG NO:565,2nd edition | 13,517 | medmcqa_train |
Who introduced cocaine in psychiatry :( | A. i.e. Freud | 13,518 | medmcqa_train |
An eleven year old boy is having Tinea capitis on his scalp. Which of the following is the most appropriate line of treatment of this condition? | Tinea capitis is the infection of skin of scalp and hair by fungi. Microsporium and Trichophyton tonsurans are the most common causative organisms. Oral Griseofulvin is the drug of choice for Tinea capitis. Other oral drugs which are useful includes ketoconazole, itraconazole and tebinafine. Ref: Oski's Essential Pedia... | 13,519 | medmcqa_train |
Drug used only for treatment of postprandial hyperglycemia is | Alpha glucosidase inhibitors - effect on both prandial and post prandial sugar ,that act as competitive inhibitors of enzymes needed to digest carbohydrates Rapaglinide is used only for treatment of postprandial hyperglycemia Sulfonylureas is for maintenance of type 2 DIABETES MELLITUS Metformin is drug of choice for t... | 13,520 | medmcqa_train |
Asteroid bodies may be produced by: | Sporotrichosis | 13,521 | medmcqa_train |
Staphylococcal toxic syndrome is due to | Toxic shock syndrome(TSS) is a potentially fatal multisystem disease presenting with fever, hypotension, myalgia, vomiting, diarrhea, mucosal hyperemia and an erythematous rash which desquamates subsequently.TSST(Toxic shock syndrome toxin) type 1 (formerly also known as enterotoxin type F or pyrogenic exotoxin C) is m... | 13,522 | medmcqa_train |
all the following drugs are renal toxic except ? | TIGECYCLINE : Its a glycycline compound similar to tetracycline uses : plague,mycoplasma,ricketessia,borellia, vrsa it is resistent to efflux excreated by bile so reno safe drug ref : kd tripathi 8th ed | 13,523 | medmcqa_train |
MAC of the volatile agent is reduced in all of the following except | Hypernatremia causes CNS excitation thus increases MAC. Pregnancy decreases MAC because there is increase in progesterone level in pregnancy. progesterone has sedative effect on brain. age decreases MAC by 6%/decade Acute alchohol intoxication produce sedation thus decreases MAC | 13,524 | medmcqa_train |
Juvenile idiopathic ahritis includes all the following categories EXCEPT: | Juvenile Idiopathic Ahritis includes : Systemic JIA- Systemic involvement seen Oligoaicular- Affects four or fewer joints, often the knee or ankle. Polyaicular ahritis, rheumatoid factor negative Polyaicular ahritis, rheumatoid factor positive Psoriatic ahritis Enthesitis-related ahritis Undifferentiated ahritis | 13,525 | medmcqa_train |
Post moem staining in case of "CO" poisoning is: | Cherry red | 13,526 | medmcqa_train |
Enteric fever is caused by ? | Ans. is 'd' i.e., All of the above Enteric fever The term enteric fever includes typhoid fever caused by S.typhi and paratyphoid fever caused by S. paratyphi A, B and C. The ability to resist intracellular killing and to multiply with in these cells is a measure of virulence of salmonella. The incubation period for S. ... | 13,527 | medmcqa_train |
Degloving injury is overlsion injury involving | Degloving injury is avulsion injury involving skin and subcutaneous tissuewith intact fascia. | 13,528 | medmcqa_train |
Secondary granules in neutrophil are: | Lactoferrin is an enzyme present in the secondary granules of neutrophils. Neutrophil has 2 granules - primary & secondary. Enzymes present in these 2 are given below | 13,529 | medmcqa_train |
Mapleson’s classification of anesthetic breathing system | The Mapleson D may be described as a co-axial modification of the basic T-piece system, developed to facilitate scavenging of waste anaesthetic gases.
Circuit | 13,530 | medmcqa_train |
A primigravida came with 6 cm cervical dilatation with contraction rate of 3/10 minutes. Which stage of labor is she in? | ANS. A* 1st stage (onset of true labor pain to full cervical dilatation)* 2nd stage (delivery of baby)* 3rd stage (delivery of placenta* 4th stage (1 hour observation).# Pictorial representation of stages of labor | 13,531 | medmcqa_train |
In a Right handed person, left parietal lobe injury may he associated with all of the following except. | Answer is C (Urinary incontinence): Urinal:3rdincontinence is a feature of frontal lobe lesion and not parietal lobe lesion. Aphasia, Acakulia and Inferior quadrantic anopsia are all features of dominant (left) parietal lobe injury. Unilateral Parietal Lobe Contralateral hemisensory loss Astereognosis Agraphaesthesia C... | 13,532 | medmcqa_train |
Which among the following is most resistant to plasmodium falciparum infection? | Ans: d (Newborn..) Ref: Park, 19th ed, p. 213Even though malaria affect all ages, newborn infants have considerable resistance to infection with P. falciparum.This has been attributed to the high concentration of fetal haemoglobin during the first few months of life which suppress the development of P. falciparum. | 13,533 | medmcqa_train |
Liking to wear clothes of opposite sex: NEET 13 | Ans. Transvestism | 13,534 | medmcqa_train |
Trethowan sign is used in radiological diagnosis of? | TRETHOWAN'S SIGN In normal hip a line drawn tangential to superior femoral neck (Klein's line) intersects small poion of lateral capital epiphyseal. In posterior displacement of epiphyses the line doesn't intersect. | 13,535 | medmcqa_train |
Thymoma is associated with- | Ans. is 'a' i.e., Myasthenia gravis o Thymomas are associated with a wide variety of paraneoplastic disorders the most common of which is mvaesthenia graviso Mvaesthenia eravis is seen in about 30-40% cases of ThymomaParaneoplastic syndromes associated with ThymomaAutoimmuneEndocrine disordersNeuromuscular syndromeHema... | 13,536 | medmcqa_train |
Antimicrobial agent by inhibition of cell wall wall synthesis is | Refer KDT 6/e p 668 Cefepime is a beta lactam antibiotic It acts by inhibiting cell wall synthesis | 13,537 | medmcqa_train |
Lid retraction is caused by? | Ref:KD Tripathi pharmacology 7th edition (page.no: 154) Apraclonidine causes eyelid retraction due to stimulation of a1 receptor. Brimonidine cause less prominent lid retraction due to weaker a1 activity Ref-Drug facts and comparison 2006/2257 | 13,538 | medmcqa_train |
False regarding croup is ? | Ans. is 'c' i.e., Causes upper airway obstruction Croup is variety of condition which include acute epiglottis, laryngitis, trachiobronchitis. Infection of lower respiratory tract. Brassy cough main presenting feature. Treatment Humidified I.V. fluid Antibiotics Nebulisation Steroid. | 13,539 | medmcqa_train |
Residual urine is? | Initially urinary bladder respond at irregular intervals to adequate internal distance and by contraction of detrusor muscle. these contractions are not powerful enough or well coordinator result in incomplete maturation. Thus a large volume of urine may be left in the bladder called as residual urine. Ref: page no 584... | 13,540 | medmcqa_train |
Wredin's test is significant in live born fetus related to | Wredin's test After bih, the gelatinous substance in the middle ear is replaced by air through Eustachian tube. This is now considered as not a reliable test. Ref: FORENSIC MEDICINE AND TOXICOLOGY Dr PC IGNATIUS THIRD EDITION PAGE 351 | 13,541 | medmcqa_train |
Which of the following do not form violet colour in Biuret test? | Biuret test is for proteins. This test requires minimum of two peptide bonds. | 13,542 | medmcqa_train |
All the following features are seen in neurons from dorsal root ganglia, EXCEPT: | Dorsal root ganglion consist of sensory neurons which are pseudounipolar and have no synaptic connections in the ganglion. They are classified as pseudounipolar because it lacks dendrites and has a single axon that bifurcate into a centrally efferent branch that functions as a dendrite to carry afferent sensory signals... | 13,543 | medmcqa_train |
lesion producing incongrous Homonymous Hemianopia with Wernicke's Hemianopia pupil | ref : ak khurana 7th ed | 13,544 | medmcqa_train |
The probable interval between throat infection and onset of rheumatic fever is | Rheumatic fever is an acute, immunologically mediated, multisystem inflammatory disease that occurs after group A b-hemolytic streptococcal infections (usually pharyngitis, but also rarely with infections at other sites such as skin). Acute rheumatic fever occurs most often in children; the principal clinical manifesta... | 13,545 | medmcqa_train |
Hemodialysis associated with amyloid pattern - | b2-Microglobulin, a component of MHC class I molecules and a normal serum protein, has been identified as the amyloid fibril subunit (Ab2m) in amyloidosis that complicates the course of patients on long-term hemodialysis. Ab2m fibers are structurally similar to normal b2m protein. This protein is present in high concen... | 13,546 | medmcqa_train |
Example of Multiphase screening is: | Multiphasic screening: application of two or more screening tests in combination to a large number of people at one time. Example: annual health check ups. Multipurpose screening: screening by more than one test done simultaneously to detect more than one disease. Example: screening of a pregnant women for VDRL, HIV, H... | 13,547 | medmcqa_train |
Which of this pa of veebral canal will show secondary curves with concavity backward? | In veebrates, cervical veebrae (singular: veebra) are the veebrae of the neck, immediately below the skull. Thoracic veebrae in all mammalian species are those veebrae that also carry a pair of ribs, and lie caudal to the cervical veebrae. | 13,548 | medmcqa_train |
What is the X-ray view used for optic canal/orbital foramen? | RHESEView XRay views for evaluating Orbit : Rhese view is used for Optic Canal Caldwell View is for Superior Orbital fissure Townes View for Inferior Orbital Fissure Waters View for Orbital Floor Caldwell's view Frontal sinus, superior orbital fissure CXR Erect view Pneumoperitoneum Ipsilateral lateral decubitus Minima... | 13,549 | medmcqa_train |
Malignancy in pheochromocytoma is indicated by- | "Because malignant and benign pheochromocytomas may have an identical histological appearance, the only absolute criterion of malignancy is metastasis"
"The diagnosis of malignant pheochromocytoma is made only when metastasis is demonstrated" | 13,550 | medmcqa_train |
Visual acuity of 6/60 is classified as | This means you can see at 6 metres what someone with standard vision could see from 60 metres away. The figures 6 / 60 or 3 / 60 are how the result of a Snellen test are written. The first number given is the distance in metres from the cha you sit when you read it Low vision is the term used to describe significant vi... | 13,551 | medmcqa_train |
Not true regarding Irritable bowel syndrome | Most common is constipation followed by diarrhea. | 13,552 | medmcqa_train |
Ahritis is not a pa of | Lupus has non-erosive, intermittent polyahritis. Diagnostic criteria for ahritis in SLE includes non-erosive ahritis involving two or more peripheral joints characterised by tenderness, swelling or effusion.Psoriatic ahritis involves PIP, DIP, MCP and wrist. Sparing of any joint may or may not be present.Reiter's syndr... | 13,553 | medmcqa_train |
After a solid organ transplantation, which of the following is responsible for acute graft rejection.? | Ans. (d) C4d(Ref: Robbins 9th/234)Acute antibody-mediated rejection is manifested mainly by damage to glomeruli and small blood vessels. Typically, the lesions consist of inflammation of glomeruli and peritubular capillaries, associated with deposition of the complement breakdown product C4d, which is produced during a... | 13,554 | medmcqa_train |
Infra-abdominal calcificaition in a plane X-ray abdomen is most often seen in - | Ans. is 'b' i.e., Meconium peritonitis | 13,555 | medmcqa_train |
Which of the following pattern is reflected in the flow volume curve? | Ans. (a) Obstructive airway disease. | 13,556 | medmcqa_train |
The commonest site of fracture in Base of Skull? | The common sites of fracture in the skull are:(a) The parietal area of the vault.(b) The middle cranial fossa of the base. This fossa is weakened by numerous foramina and canals.The facial bones commonly fractured are: (a) The nasal bone and (b) the mandible.Some clinical features of petrous temporal bone fractureBattl... | 13,557 | medmcqa_train |
While giving IANB nerve block, postoperatively the patient complains of trismus due to: | Trismus is inability to open mouth due to muscle spasm. It is caused by injection into medial pterygoid muscle resulting in hematoma formation or infection. The application of heat and administration of antibiotics relieve the symptoms. | 13,558 | medmcqa_train |
Which of the following is the most common manifestation of hemophilia? | Ans. (b) Hemarthrosis(Ref: Robbins 9th ed p 663)In all symptomatic haemophilia cases there is a tendency toward easy bruising and massive hemorrhage after trauma or operative procedures. In addition, "spontaneous" hemorrhages frequently occur in regions of the body that are susceptible to trauma, particularly the joint... | 13,559 | medmcqa_train |
Which is not used in the treatment of endometriosis : | Tamoxifen | 13,560 | medmcqa_train |
Serum C3 is persistently low in the following, EXCEPT: | Post streptococcal glomerulonephritis is associated with normal C4 levels and decreased CH50 and C3 levels in more than 90% of the cases, and these return to normal in 1 -3 months. A normal serum complement in the acute phase as well as hypocomplementemia lasting longer than 1-3 months should raise the suspicion of a d... | 13,561 | medmcqa_train |
Viral DNA is integrated into Bacterial DNA in: | Ans. (b) Lysogenic conversion | 13,562 | medmcqa_train |
Anesthetic agent used in ECT is | Methohexitol is a barbitutate used as induction agent in ECT. | 13,563 | medmcqa_train |
Ferning of cervical mucus (fern test) is due to: | Fern test- A specimen of cervical mucus obtained using a platinum loop or pipette is spread on a clean glass slide and allowed to dry. When viewed under low power microscope during the estrogenic phase, a characteristic pattern of fern formation is seen. Ferning is due to the presence of high NaCl and low protein conte... | 13,564 | medmcqa_train |
Abdominal compament syndrome is characterized by the following except - | Ans. is `d' i.e., Oliguria due to uretic obstruction | 13,565 | medmcqa_train |
All of the following factors are responsible for resurgence of malaria, except: | Mosquito nets are a personal protection measure from mosquito bites during sleep. They are not responsible for resurgence of malaria. Ref: Preventive and Social Medicine, by K.Park, 19th edition, Page 210, 219, 346, 628; Harrison's Principles of Internal Medicine, 16th edition, Page 1221. | 13,566 | medmcqa_train |
What is the treatment for stage 2 nonseminomatous tumors | Nonseminomatous tumors aur chemosensitive.
BEP regimen is used for stage 1
For stage 2 RPLND followed by chemotherapy is used | 13,567 | medmcqa_train |
P. carnii is primarily a pathogen of: | Ans. a. Candida | 13,568 | medmcqa_train |
Trimetazidine acts by | It inhibits pFox enzyme and inhibits β - oxidation of fatty acids and increases glucose oxidation. Thus reduces the oxygen consumption & demand in an ischaemic cell. | 13,569 | medmcqa_train |
Hanging curtain sign seen in ? | ANSWER: (A) Pityriasis roseaREF: Dermatology. 1995: 190(3):252. PubMed PMID: 7599393, Clinical Pediatric Dermatology - By Thappa Page 104Repeat Dermatology June 2010 | 13,570 | medmcqa_train |
Right border of the hea in a chest X-ray is not formed by: | Ans. Aoa | 13,571 | medmcqa_train |
What is TRUE about antinuclear antibody (ANA) - | Ans. is 'b i.e., Double stranded Anti-DNA is specific for SLE "Antibodies to double - stranded DNA and the Smith (Sm) antigen are viually diagnostic of SLE". -- Robbins Antibodies in SLE SLE is an autoimmune disease and the fundamental defect is a failure of mechanism that mantain self tolerance. o Failure of tolerance... | 13,572 | medmcqa_train |
Stratified squamous epithelium is seen in all of the following EXCEPT | Stratified squamous epithelium is seen in skin and all the openings since it is protective It is present in skin, vagina and in tongue but not in gall bladder which is lined by simple columnar epithelium with microvilli | 13,573 | medmcqa_train |
Which statement about first order kinetics is TRUE? | In first order/exponential kinetics: Rate of elimination is propoional to the plasma drug concentration Clearence and tl/2 remains constant Constant fraction of the drug is eliminated in unit time Most of the drugs follow first order kinetics Zero order/linear kinetics Rate of elimination remains constant irrespective ... | 13,574 | medmcqa_train |
Hatter's shake is seen in | Ans. is 'b' i.e., Mercury poisoning * Metallic mercury (para or quick silver) is not poisonous on ingestion, as it is not absorbed. But its vapours are poisonous. Mercuric compounds being soluble are more poisonous than mercurous compounds. Mercuric chloride (HgCl2), also called corrosive sublimate or perchloride of me... | 13,575 | medmcqa_train |
CT scan was invented by- | Ans. is 'a' i.e., Hounsfield * A new method of forming images from X-rays (i.e. CT/CAT) was developed and introduced into clinical use by a British physicist Godfrey Hounsfield in 1972.* Godfrey Hounsfield is considered as the inventor of CT/CAT. | 13,576 | medmcqa_train |
Maximum concentration of coisol is seen at which time of day? | Coisol is the principal glucocoicoid produced by the zona fasciculata of the adrenal coex. It promotes gluconeogenesis and lipolysis, suppresses protein synthesis, inhibits inflammatory and immune responses, and has mild mineralocoicoid(for example, hypernatremic, kaliuretic, antidiuretic) effects. Most plasma coisol i... | 13,577 | medmcqa_train |
Which of the following in an example of an amine precursor uptake and decarboxylation (APUD) type of tumor in the lung? | A bronchial carcinoid is an example of an amine precursor uptake and decarboxylation (APUD) tumor or neuroendocrine tumor. This name is applied to ceain cells of the endocrine organs (e.g., anterior pituitary, pancreatic islets, C-cells in the thyroid, adrenal medulla, paraganglia) as well as single cells in various ti... | 13,578 | medmcqa_train |
Which enzyme deficiency causes tyrosinemia type 1? | Fumarylacetoacetate is then hydrolyzed to fumarate and acetoacetate by a hydrolase (step 6, Fig.17.2). This results in the production of a glucogenic product (fumarate) and a ketone body (acetoacetate). Hence phenylalanine and tyrosine are paly glucogenic and paly ketogenic. Impoant Specialized Products from TyrosineRe... | 13,579 | medmcqa_train |
Which one of the following in the characteristic feature of juvenile myoclonic epilepsy ? | Ans. is 'a' i.e., Myoclonic seuzures frequently occur in morning Juvenile myoclonic epilepsy-is an epilepsy syndrome. Epilepsy syndromes are disorders in which epilepsy is a predominant feature and there is sufficient evidence to suggest a common underlying mechanism. Juvenile Mvoclonic Epilepsy o It is characterized b... | 13,580 | medmcqa_train |
In oogenesis, first meiotic division completes ? | Ans. is 'b' i.e., Before ovulation | 13,581 | medmcqa_train |
Fetal growth is maximally affected by ____________ | Fetal growth is affected by Fetal hormones Fetal growth factors (IGF1 &2) Placental factors Maternal factors Amongst the foetal hormones, thyroxine and insulin have role in tissue accretion and differentiation in foetus. Growth hormone levels are high but are not known to have any influence on the foetal growth. Ref- G... | 13,582 | medmcqa_train |
Blood nerve barrier is formed by: | Ref: Histology a Text and Atlas, 6th edition, Michael H. Ross, Page 376Explanation:"Together with endothelial cells of blood vessels within the fascicle, perineurial cells constitute part of the blood-nerve barrier, an important andselective diffusion barrier against entry of potentially infectious and toxic substances... | 13,583 | medmcqa_train |
The most commonly implicated neurotransmitter in the aetiology of schizophrenia is | Schizophrenia is presently thought to be probably due to a functional increase of dopamine at the postsynaptic receptor, though other neurotransmitters such as serotonin (especially 5-HT2 receptors), GABA and acetylcholine are also presumably involved. Ref: A Sho Textbook of Psychiatry, Niraj Ahuja, 7th Edition, pg. no... | 13,584 | medmcqa_train |
True about estrogen production in menstural cycle? | Ans. is 'c' i.e., Both theca and granulosa cells Ovarian follicle contains two types of cells in preovulatory phase :-i) Granulosa cells :- Secrete mainly estrogen and very minimal amount of progesterone.ii) Theca cells (interna & externa) Theca interna cells provide androgen and pregnenolone to granulosa cells to conv... | 13,585 | medmcqa_train |
Anaesthesia of choice in renal disease – a) Atracuriumb) Cisatracuriumc) Vecuroniumd) Rocuroniume) Mivacuronium | Atracurium /Cisatracurium are the muscle relaxant of choice in renal diseases. Mivacurium is an alternative.
Vecuronium and Rocuronium are primarily excreted in bile, therefore are safe in renal diseases. However, they are not the muscle relaxant of choice.
If the question would have been framed differently, i.e. the m... | 13,586 | medmcqa_train |
Which of the following statements about miltefosine is True? | MILTEFOSINE - It is the first oral drug for treatment of kala azar. - 4 weeks course can produce cure rates of more than 95 percent - It can be used for visceral as well as cutaneous leishmaniasis. - It has a very long half life. - Reversible derangements of LFT and KFT have been noted. - Miltefosine is teratogenic and... | 13,587 | medmcqa_train |
Which one of the following clinical findings excludes the diagnosis of polymyositis? | PM don't have any of the following:rashes ,involvement of extraocular and facial muscles ,family history of neuromuscular disease,history of exposure to myotonic drugs or toxins ,endocrinopathy ,neurogenic disease,muscular dystrophy ,biochemical muscle disorder. Ocular muscles are never involved in generalized polymyos... | 13,588 | medmcqa_train |
Drugs used in the treatment of rhinoscleroma include all except: | Drugs used for treatment of rhinoscleroma are streptomycin (1g/day), ciprofloxacin (Ig/day)or tetracycline (2g/day). Treatment is continued till clinical improvement and negative tissue cultures are obtained. | 13,589 | medmcqa_train |
High - resolution CT of the lung is a specialized CT technique for greater detail of lung parenchyma and it utilizes - | Principles of HRCT are:-
i) Narrow beam collimation (thin collimation)
ii) High-frequency reconstruction algorithm, e.g. bone algorithm
iii) Small field of vision | 13,590 | medmcqa_train |
Kayser fleischer ring is seen in - | Chalcosis- It refers to the specific changes produced by the alloy of copper in the eye. Mechanism - copper ions from the alloy are dissociated electrolytically and deposited under the membranous structures of the eye. KF ring is due to deposition of copper under peripheral pas of descemets membrane of cornea. Fleische... | 13,591 | medmcqa_train |
Who gave the model for demineralization & remineralization of white spot lesion? | The physiochemical process of white spot lesions was difficult to understand until the Moreno model was described. In this model, acids formed by cariogenic bacteria dissolve the surface as well as subsurface enamel. The calcium and phosphate ions from the subsurface dissolution diffuse downwards toward the surface and... | 13,592 | medmcqa_train |
A 70 year old alcoholic presents with abdominal pain, lump in the RUQ and weight loss. No history of upper or lower Gl symptoms. USG shows 10 x 10 cm mass in the right lobe of liver. Which serum marker will be helpful in diagnosis? | Answer: d) Alpha-fetoprotein (ROBBINS 9th ED, P-337)A 70 year old chronic alcoholic with abdominal pain, weight loss & lump in the RUQ suggests liver cancer. AFP is the tumor marker which is raised in liver cancerTUMOR MARKERSMarkersAssociated cancersNon neoplastic conditionsHuman chorionic gonadotropinTrophoblastic tu... | 13,593 | medmcqa_train |
Goodpasture's syndrome is characterized by - | Goodpasture syndrome
Goodpasture syndrome is a rare condition characterized by the rapid destruction of the kidney and diffuse pulmonary hemorrhage.
It is an autoimmune disease characterized by the presence of circulating autoantibodies targeted against basement membrane of lung and kidney.
These antibodies are direct... | 13,594 | medmcqa_train |
Snake venom acts by? | Both REF: Manson's tropical diseases By Gordon C. Cook, Patrick Manson, Alimuddin Zumla Page 566, Elapid and Colubrid venoms activate complement alternative pathway (cobra venom factor), Russell's viper classical pathway Southern pacific rattle snake inactivates both alternate and classical pathway | 13,595 | medmcqa_train |
NOT used as a post - coital contraception : | Ans. is d i.e. Misoprostol Friends, here the answer of choice is Misoprostol as it is never used for Emergency contraception (though according to Shaw it can be used) whereas Danazol can be used but is less desirable than other methods because of its less efficacy. | 13,596 | medmcqa_train |
Minimal interval between two live vaccines administered by the oral route is | Live vaccines administered by the oral route (Oral Polio vaccine-OPV; oral typhoid and Rota virus) are not believed to interfere with each other if not given simultaneously. These vaccines may be given at any time before or after each other. Live parenteral (injected) vaccines and live intranasal influenza vaccine shou... | 13,597 | medmcqa_train |
in the condition above the patients presents with ? | image is : gastric outlet obstruction patient presents with vomiting/ball rolling hypokalemia,hyponatremia, hypochloremia metabolic alkalosis + paradoxical renal aciduria treatment: iv fluids ,NS + kcl supplement ref : bailey and love 27th ed | 13,598 | medmcqa_train |
Abnormal cellular growth may result in either a decrease or an increase in the mass of the involved tissue. Both hyperplasia and hyperophy are found in: | Uterine myometrial hyperplasia and hyperophy are seen during pregnancy (hormone-induced). Hyperophy results from increased amounts of cytoplasm and cytoplasmic organelles in cells.Hyperplasia results when cells of a tissue are stimulated to undergo mitotic division, thereby increasing the number of cells. Ref: Chandras... | 13,599 | medmcqa_train |
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