query stringlengths 1 1.57k | pos stringlengths 1 22.5k | idx int64 0 161k | task_name stringclasses 1
value |
|---|---|---|---|
Migratory necrolytic erythema is seen in | Glucagonoma syndrome is a rare paraneoplastic phenomenon. Necrolytic migratory erythema is often one of the first presenting symptoms. We repo a case of a 55-year-old man with a 2-year history of recalcitrant eruption. Abdominal computer tomography was performed, which revealed a tumor in the tail of the pancreas Ref H... | 153,900 | medmcqa_train |
Nerve entrapped in pyriformis syndrome is | Entrapment of Sciatic nerve by inflamed pyriformis muscle is called as pyriformis syndrome. | 153,901 | medmcqa_train |
Case - control study is a type of - | . case control studies are generally called "retrospective studies"are used to test casual hypothesis.they are basically comparison studies.cases and controls must be compared with respect to known "confounding factors"other kind of analytical studies include coho study. ref;park&;s textbook of preventive and social me... | 153,902 | medmcqa_train |
Hyaline in islets of Langerhans resemble ? | Ans. is 'b' i.e., Amyloid | 153,903 | medmcqa_train |
All of the following Vibrio sp. are halophilic,except - | Examples of Halophilic Vibrio –V. alginolyticus, V. parahemolyticus, V. vulnificus & V. fluvialis
Examples of Non Halophilic Vibrio – V. cholerae and V. mimicus | 153,904 | medmcqa_train |
Which one of the following is the treatment of choice for lower ureteric stone | SWL and URS both remain the mainstays of treatment of distal ureteral stones . It should be clear that it is imperative to tailor therapy choices to the individual patient, after careful discussion of outcomes of treatment: success rates, adjunctive procedures, and treatment related morbidity. Both patient factors (bod... | 153,905 | medmcqa_train |
Asbestos used in - | Ans. is 'c' i.e., Cement production o Asbestos is the commercial name given to certain types of fibrous material.o They are silicates of varying composition; the silica is combined with such bases as magnesium, iron, calcium, sodium and the aluminium.o Asbestos is of two tvpes-serpentine or chrysolite variety and the a... | 153,906 | medmcqa_train |
Median rhomboid glossitis is seen in? | Median Rhomboid glossitis - - characterised by presence of redness and area of loss of lingual papilla on dorsum of tongue - usually seen among smokers and pt.'s using inhaled steroids - it is characterised by chronic atrophic oral Candidiasis | 153,907 | medmcqa_train |
The best method of curtailing the second stage of labour in heart disease is by: | Management of heart disease patient in 2nd stage:
No maternal pushing and the tendency to delay in the second stage of labor is to be curtailed by forceps or ventouse under pudendal and/or perineal block anesthesia. Ventouse is preferable to forceps as it can be applied without putting the patient in lithotomy position... | 153,908 | medmcqa_train |
Glycogen containing cells is feature of | Ans. a (Ewing's sarcoma). (Ref. Robbin, Pathology, 6th ed., 1244)EWING'S SARCOMA# Ewing's sarcoma constitutes -10-15% of all bone sarcomas# Is common in adolescence (peak incidence in the second decade of life).# It typically involves the diaphyseal region of long bones, Also has an affinity for flat bones.# X-ray: cha... | 153,909 | medmcqa_train |
False about Acoustic neuroma is : | Acoustic neuroma is a benign, encapsulated, slow growing tumor. | 153,910 | medmcqa_train |
Most common anterior mediastinal tumour is | (Thymoma): {2181- H 18th edition)MEDIASTINAL MASSESAnterior mediastinumThymoma (Most common)***LymphomaTeratomatous neoplasmsThyroid massesMiddle mediastinum- Vascular masses (Most common)**- Lymph node enlargement from metastasis or granulomatous disease- Pleuropericardial and bronchogenic cystsPosterior mediastinum- ... | 153,911 | medmcqa_train |
Rectum develops from | Human embryology Tenth edition Inderbir Singh Page no 180 The most caudal pa of the hindgut is cloaca it is paitioned to form primitive rectum and primitive urogenital sinus upper pa of rectum that is pa above the middle fold of rectum,develops from endoderm of hindgut. lower pa of rectum that is pa below the middle fo... | 153,912 | medmcqa_train |
Smell of burnt rope due to poisoning with: AIIMS 14 | Ans. Cannabis | 153,913 | medmcqa_train |
HTLV-1 causes which of the following? | HTLV1 causes tropical spastic paraparesis&adult T cell leukemia REF:MICROBIOLOGY ANANTHA NARAYANAN NINTH EDITION PAGE.567 | 153,914 | medmcqa_train |
A 37 weeks pregnant woman attends an antenatal clinic at a Primary Health Centre. She has not had any antenatal visit till now. The best approach regarding tetanus immunization in this case would be to- | Ans. is 'a' i.e., Give a dose of Tetanus Toxoid (TT) and explain to her that it will not protect the new born and she should take the second dose after four weeks even if she delivers in the meantime Guidelines on TT in pregnancy: Primigravida: 2 doses 1 month apa, after I trimester Duration of Protection with 2 doses ... | 153,915 | medmcqa_train |
Indications for instituting single-agent chemotherapy following evacuation of a hydatidiform mole usually include | (Mishell, 3/e, pp 455-456.) Single-agent chemotherapy is usually instituted if levels of hCG remain elevated 8 weeks after evacuation of a hydatidiform mole. Approximately 50% of the patients who have persistently high hCG titers will develop malignant sequelae. If hCG titers rise or reach a plateau for 2 to 3 successi... | 153,916 | medmcqa_train |
A 50-year-old obese woman has long-standing type 2 diabetes mellitus inadequately controlled on metformin and pioglitazone. Insulin glargine (15 units subcutaneously at bedtime) has recently been started because of a hemoglobin A1C level of 8.4. Over the weekend, she develops nausea, vomiting, and diarrhea after exposu... | This woman with poorly controlled diabetes has developed hyperglycemia and lethargy during an episode suggestive of viral gastroenteritis. Her presentation is most consistent with hyperosmolar nonketotic state. This condition typically occurs in type 2 diabetics who become volume depleted and develop renal insufficienc... | 153,917 | medmcqa_train |
Deep inguinal ring is formed in: | Ans. B Transversalis fascia* Deep inguinal ring is an oval opening formed in transversalis fascia.# It lies about 0.5 inch (1.3 cm) above inguinal ligament midway between anterior superior iliac supine and symphysis pubis.# Medial to deep inguinal ring is inferior epigastric vessels.Extra Mile# Superficial inguinal rin... | 153,918 | medmcqa_train |
Apoptosis does not occur by normal caspase pathway in? | Cerebral hypoxic-ischaemic injury is a significant cause of death and neurological impairment. Magnetic resonance spectroscopy studies have shown that transient hypoxia-ischaemia leads to a biphasic disruption of cerebral energy metabolism. Related to this biphasic energy failure, two waves of cell death seem to follow... | 153,919 | medmcqa_train |
Chorea is NOT seen in | (D) Tourette Syndrome # TOURETTE SYNDROME is a neurological disorder characterised by sudden rapid, involuntary movements called tics, which occur repeatedly. Tourette Syndrome is also linked to other behaviours, most often OCD and Attention Deficit Disorder (ADHD).> Symptoms can include bouts of motor and vocal tics a... | 153,920 | medmcqa_train |
Newborn eye is ? | Ans. is 'b' i.e., Hypermetropic Eye at bih Anteroposterior diameter of eye ball is about 16.5 mm (70% of adult size). Adult size is attained by 7-8 years. Corneal diameter is about 10 mm. Adult size (11.7 mm) is attained by 2 years of age. Anterior chamber is shallow and angle is narrow. Lens is spherical at bih. Retin... | 153,921 | medmcqa_train |
Carotid Sinus baroreceptor is most sensitive to | carotid sinus baroreceptor is most sensitive to mean aerial pressure(MAP) Maximal baroreceptor sensitivity is seen near the normal MAP. Very Small changes in aerial pressure around this is normal MAP dramatically alters baroreceptor firing to ensure normal aerial pressure is maintained. Baroreceptors Stretch receptors ... | 153,922 | medmcqa_train |
Miotics are used in the treatment of | Ans. is 'b' i.e., Angle closure glaucoma * Treatment of choice for acute congestive glaucoma - Laser iridotomy (1st choice), Peripheral iridectency (2nd choice).* Drug of choice for acute congestive glaucoma - Pilocarpine .* Initially IOP is controlled (first drug used) - Systemic mannitol or acetazolamide. | 153,923 | medmcqa_train |
This condition is associated with: | Osteogenesis imperfecta is a hereditary autosomal dominant disorder. Pale blue sclera is one of the characteristic features of osteogenesis imperfecta. Blue sclera are also seen in osteopetrosis, fetal rickets, marfan's syndrome, and Ehlers - Danlos syndrome. | 153,924 | medmcqa_train |
Health related goal in Sustainable Development Goals | Ref:Park's Textbook of Preventive and Social Medicine 25th Ed P.523 | 153,925 | medmcqa_train |
Treatment for stage T3N1 of carcinoma maxilla is | Maxillary carcinoma is of two types Squamous cell carcinoma -- (MC. type of carcinoma) Adenocarcinoma T/T of maxillary carcinoma Squamous cell carcinoma - Combination of Surgery and radiotherapy gives better res is than either alone. Radiotherapy can be given before or after surgery (The t/t is same in every stage of m... | 153,926 | medmcqa_train |
Most common cardiac defect seen in Rubella syndrome | Most common cardiac defect is PDA followed by PS, followed by VSD. | 153,927 | medmcqa_train |
All are true regarding WHO growth cha, EXCEPT: | Growth cha is a visible display of the child's physical growth and development. The WHO prototype growth cha has 2 reference curves. The upper reference curve represents the median (50th percentile) for boys (slightly higher than that of girls), and the lower reference curve the 3rd percentile for girls (slightly lower... | 153,928 | medmcqa_train |
Femoral hernia lies: | Ans: b (Lateral and below pubic tubercle) Ref: Bailey & love, 24th ed, p. 1281-1282FEMORAL HERNIA* Third most common type of primary hernia.* 20 % of hernia in females and 5% in men.* Most liable to become strangulated because of narrowness of the neck of the sac and rigidity of the femoral ring.* Strangulation is the ... | 153,929 | medmcqa_train |
Two girls in the same class are diagnosed with meningococcal meningitis Their 12 yr old close friend is in fear of contracting dis what advice should be given to her | Meningococcal conjugate vaccine mcv 4 have new largely replaced meningococcal polysaccharide vaccine Mps in prevention of meningococcal dis CDC recommends that all adolescents should recieve meninegiococcal conjugate vaccine MCV 4 IM =1stdose at 12 12 years and booster at 16 years ref : ananthanaryana | 153,930 | medmcqa_train |
All the following are the examples of enveloped viruses except: | Option1 : Adenovirus is the example of non-enveloped DNA viruses. Option 2: Coronavirus is an Enveloped RNA virus. Option 3: Molluscum contagiosum virus is an Enveloped DNA virus. Option 4: Herpes virus is an Enveloped DNA virus. Other Enveloped DNA viruses: HBV, HSV, VZV, CMV, Poxviruses. Enveloped RNA virus: Flavivir... | 153,931 | medmcqa_train |
The reflex originating from Golgi tendon organ to relax the responding muscle is a | (B) Disynaptic reflex # Golgi tendon organ> The receptor for the inverse stretch reflex is in the Golgi tendon organ.> There are 3-25 muscle fibers per tendon organ.> They are stimulated by both passive stretch and active contraction of the muscle.> The threshold of the Golgi tendon organs is low. | 153,932 | medmcqa_train |
Transient tachypnea of new born, all are true except –a) Mild pleural effusionb) Air bronchogramc) Reticular shadowsd) Prom. interlobar fissure | Distinguishig this disease from hyaline membrane disease is difficult. The distinctive feature of transient tachyapnea are
Mild symptomology
Sudden recovery of the infant
* Absence of roentgenographic reticulogranular pattern or air bronchogram. | 153,933 | medmcqa_train |
A primigravida was given dietary advice in the 2nd trimester. What should be the extra calorie intake in pregnancy? | ANS. B* In pregnancy: Add 350 kcal of energy and 23 g protein* For lactation: Add 600 kcal of energy (up to 6 months) and 520 kCal (after 6 months) and 19 g protein.Normal changes in pregnancyHematological changesCardiovascular changesPlasma volume increases by 40%Cardiac output increases by 40%Red cell volume increase... | 153,934 | medmcqa_train |
Not an enrichment medium - | Ans. is 'd' i.e., Loeffler's serum Type of mediumName of mediumLaboratory useLiquid Media A. Basal (simple)1 Peptone waterRoutine culture, basal medium for sugar fermentation testRoutine culture2. Nutrient brothB. Special (complex) a. Enrichedb. Enrichment1. Glucose broth1. Robertson's cooked meat medium2 Tetrathionate... | 153,935 | medmcqa_train |
5&; - Nucleotidase activity is increased in - | 5&; nucleotidase rise parallels ALP but is more specific for diseases of hepatic origin (Harsh mohan page 594) | 153,936 | medmcqa_train |
The most common pathogenic organism causing pyogenic liver abscess in children is: | In children with pyogenic liver abscesses, the most common pathogenic organisms include Staphylococcus aureus | 153,937 | medmcqa_train |
Heparin is the commonly used anticoagulant in cardiac surgery. All of the following are true about heparin EXCEPT: | Heparin is the strongest organic acid found in human beings.
It acts by activating AT-III that inhibits factor Xa and IIa.
Adverse effects of heparin are: Bleeding, Osteoporosis, Thrombocytopenia, Hypersensitivity, Alopecia.
Most commercial preparations of heparin are derived from ox lung and pig intestine. | 153,938 | medmcqa_train |
Radiological examination shows evidence of bone infarct in a child. She may have the following condition: | Sickle cell disease is frequently associated with bone infarction resulting from vasoocclusion secondary to the sickling of red cells. Bone infarction also occurs in hemoglobin sickle cell disease and sickle cell thalassemia. The bone pain in sickle cell crisis is due to bone and bone marrow infarction. In children, in... | 153,939 | medmcqa_train |
Blunt injury to the eye often causes all of the following, EXCEPT: | Blunt injury to the eye causes: NON UVEAL CHANGES Lid edema or hematoma Subconjunctival hemorrhage Cataract Berlin's edema of retina UVEAL CHANGES Iritis Anterior chamber angle recession Tear of root of iris Hyphema Mydriasis Tear of iris sphincter Cyclodialysis Choroidal hemorrhage Choroidal rupture Chorioretinitis sc... | 153,940 | medmcqa_train |
Heritable changes in gene expression not caused by alterations in DNA sequence refers to: | Epigenetics Means 'above genes'. Study of heritable changes in gene expression that donot involve changes to the underlying DNA sequence. This is a change in phenotype without a change in genotype. Epigenetic silencing (Genomic Imprinting) is one of the ways to turn genes off - contribute to differential expression. Ma... | 153,941 | medmcqa_train |
A patient is having narrow angle glaucoma. Drug contraindicated in this patient is: | Ans. C. HomatropineAny drug having anti-cholinergic action can produce mydriasis in eye. Mydriasis is dangerous in a patient of glaucoma as it can precipitate the attack of angle closure glaucoma. Homatropine is an anti-cholinergic drug, therefore should be avoided in Glaucomatous patientSome other classes of drugs, i.... | 153,942 | medmcqa_train |
Which of the following is the calcitonin gene related peptide (CGRP)receptor antagonist approved by FDA for treatment of acute migraine attack? | FDA approved rimepegant , a CGRP receptor antagonist for treatment of acute migraine attack in february 2020. Activation of cells in the trigeminal nucleus results in the release of vasoactive neuropeptides, paicularly calcitonin gene-related peptide (CGRP), at vascular terminals of the trigeminal nerve and within the ... | 153,943 | medmcqa_train |
Okazaki fragments are formed during ? | Ans. is 'c' i.e., DNA replication | 153,944 | medmcqa_train |
Which of the following can be oxidized by b- oxidation pathway? | Ans. D. All of theseb- oxidation is defined as the oxidation of fatty acids on the b- carbon atom. It is a characteristic feature of all the fatty acid. Even chain fatty acids are degraded to form Acetyl CoA and Odd chain fatty acids are degraded to form propionyl CoA. Due to the presence of double bonds in unsaturated... | 153,945 | medmcqa_train |
Christmas tree appearance seen in: | About 90% of patients with myotonic dystrophy develop fine iridescent coical opacities in the third decade, sometimes resembling Christmas tree cataract. | 153,946 | medmcqa_train |
Hassall's corpuscles are seen in | Corpuscles of Hassall - These are small rounded structures present in the medulla of the thymus. Each corpuscle has a central core formed by epithelial cells that have undergone degeneration. These cells ultimately form a pink staining hyaline mass. Around this mass there is a wall formed by concentrically arranged epi... | 153,947 | medmcqa_train |
Oral contraceptive pills act mainly by ? | Ans. is 'b' i.e., Inhibition of ovulation Mechanism of action of OCPs Inihibition of gonadotropin release from pitutary by reinforcement of normal feedback inhibition --> No prevulatory LH surge --> No ovulation This is the most impoant mechanism. Thickening of cervical mucus secretion (due to progesterone) hostile to ... | 153,948 | medmcqa_train |
Drug NOT used in pulmonary hypertension - | Ans. is 'c' i.e., alpha blockers Pulmonary hypertension General managementDiuretic therapy may be useful as it relieves pulmonary edema.Anticoagulant therapy is advocated for all patients.Specific managementCalcium channel blockersPatients who have substantial reductions in pulmonary arterial pressure in response to sh... | 153,949 | medmcqa_train |
All of the following features are seen in viral pneumonia except- | Viral pneumonia is characterised by patchy inflammatory changes,largely confined to interstitial tissue of the lungs,without any alveolar exudate.The hallmarks of viral pneumonias are interstitial inflammation,necrotizing bronchiolitis,reactive changes with proliferation of lining epithelial cells of bronchioles and al... | 153,950 | medmcqa_train |
Reticulocytes are stained by ? | Ans. is 'a' i.e., Supravital stain Usually supravital stains (methylene blue and Brilliant cresyl blue) are used for reticulocytes. | 153,951 | medmcqa_train |
Which of the following is false about acute hemolytic reactions | Acute hemolytic reactions are due to severe immune related transfusions(ABO incompatibility) resulting in potentially fatal complement mediated intravascular haemolysis and multi organ failure. Fever, chills and rigors are seen in febrile transfusion reactions due to leucocyte component in donor blood. Ref: Bailey and ... | 153,952 | medmcqa_train |
Best investigation to diagnose fetal age is : | Serial Ultrasound | 153,953 | medmcqa_train |
Paramesonephric duct develop into: | Mullerian(Paramesonephric duct) derivatives Uterus Cervix Fallopian tubes 4/5th of vagina Lower 1/5th derived from urogenital sinus Ovaries are derived from Genital Ridge Wolffian duct (Mesonephric duct) derivatives Epididymis Vas deferens Seminiferous tubules Prostatic urethra | 153,954 | medmcqa_train |
Activation of the following type of receptors present on myenteric neurons by metoclopramide is primarily responsible for the enhanced acetylcholine release and improving gastric motility: | (Ref: KDT 6/e p646, 647) Gastric motility is increased by ACh. Release of this neurotransmitter is enhanced by 5HT4 receptor stimulation and 5HT3 and D2 receptor antagonism. | 153,955 | medmcqa_train |
The function of proximal grooves in a class II cavity is: | Secondary retention and resistance form
Retention grooves and locks are placed in the proximal box | 153,956 | medmcqa_train |
Thyroid hormone acts through receptors present on | Thyroid hormoneEither of two hormones, thyroxine (T4) or triiodothyronine (T3, secreted by the follicles of the thyroid gland. They act on receptors in tissues throughout the body to increase the production of cellular proteins, the metabolic rate, and the activities of the sympathetic nervous system.Ref: Ganong&;s rev... | 153,957 | medmcqa_train |
Battle's sign is: TN 11 | Ans. Mastoid ecchymosis | 153,958 | medmcqa_train |
Dupuytren's contracture occur in -a) Diabetes Mellitusb) Alcoholc) Epilepsyd) Rheumatoid Arthritise) Chronic Pulmonary disease | The exact etiology is unknow; However, the condition is more commonly associated with following conditions :-
Epileptics taking phenytoin
Diabetes
Smoking
Alcoholic cirrhosis
AIDS
Pulmonary TB | 153,959 | medmcqa_train |
Landmark which is immune to surface deposition and resorption: | Arcial growth of mandible:
Proposed by Ricketts.
The advantage was that the arc of growth can be constructed for every individual depending on the length of the core of the mandible.
In order to locate the central core, which is immune to surface deposition and resorption, he introduced 2 landmarks - Xi point and Eva... | 153,960 | medmcqa_train |
PCT secretes | PCT secretes H+ into tubule thus helping in excretion . Ref: Ganong's review of medical physiology; 24th edition; page no: 685 | 153,961 | medmcqa_train |
Hypokalemia ECG changes all except | In hypokalemia T wave is inveed; Hypokalemia (plasma K+ +-3.5 meq/L)- ST segment depression.A prominent U wave is now present immediately following the TThe actual QT interval remains 0.4 s.If the U wave is erroneously considered a pa of the T,a falsely prolonged QT interval of 0.6 s will be measured. Hypokalemia (plas... | 153,962 | medmcqa_train |
All of the following comes under priority of Stroke control programme EXCEPT: March 2013 (g) | Ans. D i.e. Control of alcoholism The aim of stroke control programme is to apply at community level effective measures for the prevention of stroke. | 153,963 | medmcqa_train |
Displacement reaction is characteristically seen in: | Displacement and inhibition are the defense mechanism involved in phobia. | 153,964 | medmcqa_train |
Which of the following cellular compounds are involved in protein synthesis? | Rough ER produces proteins that are not expoed, the better answer here would be ribosomes. | 153,965 | medmcqa_train |
What is the capillary refill time in a child with shock? | A delay in capillary refill more than 3 seconds indicates a fluid depletion greater than 90ml/kg or shock. A delay in capillary refill of greater than 2 to 3 sec indicates inadequate peripheral circulation (volume depletion of 50 -90 ml/kg). Capillary refill time: It is an indicator of the adequacy of of peripheral per... | 153,966 | medmcqa_train |
In otosclerosis Carhart's notch dips at: | (d) 2000HzinBC(Ref. Shambaugh, 6th ed., 532)In otosclerosis the dip at 2000Hz is seen in bone conduction curve which is known as Carhart's notch. Mnemonic: Carhart's in Bone Conduction, CBC. | 153,967 | medmcqa_train |
Microalbuminemina is defined as protein level of | Refer Robbins page no Pg1120 The earliest manifestation of diabetic nephropathy is the apperacne of low amounts low amounts of albumin in the urine.. Greater than 30mg/day but less than 300 mg/day that is microalbuminuria | 153,968 | medmcqa_train |
"Adenoma - carcinoma sequence" is seen in | (Carcinoma colon) (1177-LB) (1179-B &L 25th)Adenocarcinoma of the colon: microscopically the neoplasm is a columnar cell carcinoma originating in the colonic epithelium. Macroscopically, the tumour may take one of four forms. Type 4 is the least malignant form* It is likely that all carcinomas start as benign adenoma t... | 153,969 | medmcqa_train |
In post-ductal coarctation of aoa collaterals may be formed by all of the following, except | Coarctation of the aoa is a congenital condition whereby the aoa is narrow, usually in the area where the ductus aerioses inses. The word "coarctation" means narrowing. Coarctations are most common in the aoic arch. The arch may be small in babies with coarctations. Other hea defects may also occur when coarctation is ... | 153,970 | medmcqa_train |
Which of the following is seen in the ovulatory phase: | Stimulation of continuation of reduction division of oocytes Ref: Speroff Clinical Gynecologic Endocrinology & Infeility, 7/e chapter 6; Guyton 11/e p1012 The ovarian cycle can be divided into three phases: the follicular phase, ovulation, and the intent phase. The ovarian cycle depends completely on the gonadotropic h... | 153,971 | medmcqa_train |
Management plan for osteogenic sarcoma of the lower end of femur must include: | The usual approach in the treatment of osteosarcoma includes surgery and chemotherapy. The most frequently used effective chemotherapy agents include high-dose methotrexate, doxorubicin, cisplatin, and ifosfamide or etoposide. Radiotherapy does not play a role in the treatment of osteosarcoma as these cells are not rad... | 153,972 | medmcqa_train |
At what cervical level spinal cord circumference is maximum? | Maximum spinal cord circumference is at level c6 BD CHAURASIA S HUMAN ANATOMY Vol1 | 153,973 | medmcqa_train |
A newborn is prone for hypothermia due to following reasons except? | Presence of brown fat is a protective mechanism against hypothermia in newborn babies Infants have more body surface area compared to adults which makes them prone for heat loss. In paicular, head size has the largest body surface area in the entire body In low bihweight and preterm infants, the insulatinglayer of subc... | 153,974 | medmcqa_train |
Traumatic fracture showing avascular necrosis: (PGI Dec 2007) | Ans. A (Femoral neck) /Ref: Maheswari 3td/40-41,270; Dahnert Radiology Review manual 5th/46-48; Chapman 4th/45-46; Apley 8th/570-571]Avascular necrosis is common in fracture of- femoral neckQ (including slipped capital femoral epiphysis(r), posterior dislocation of hip}, neck talus(r), waist scaphoid(r) & lunateQ (disl... | 153,975 | medmcqa_train |
Common variable deficiency is due to - | Most patients with common variable immunodeficiency have normal or near-normal numbers of B cells in the blood and lymphoid tissues.
These B cells, however, are not able to differentiate into plasma cells.
The clinical manifestations are caused by antibody deficiency.
The feature common to all patients is hypogammaglob... | 153,976 | medmcqa_train |
The efferent limb of a myotatic reflex includes a(n): | The myotatic reflex is a monosynaptic, sretch reflex. The efferent limb consists of the axon of an anterior horn alpha motor neuron that innervates striated muscle fibers (effector). The afferent limb consists of a muscle spindle (receptor) and an Ia fiber (axon) of a spinal ganglion neuron. | 153,977 | medmcqa_train |
Ivabridine is indicated in the management of | Refer kDT 6/e p 55,katzung 11e p203 Ivabradine is a bradycardia drug. It selectively blocks if sodium channel blocker and reduce hea rate by inhibiting the hyperpolarization activated sodium channel in the SA node. No other significant hemodynamic effects has been noted. It reduces and then attacked similar to Calcium ... | 153,978 | medmcqa_train |
Shape of nulliparous cervical canal is : | Transverse [Ref: BDC 4/e, Vol 2, p 359; Gray's Anatomy 38/e, p 1871; Jeffcoate's Gynaecology 6/e, p 31 Don't get confused with the answer . Question is about cervical canal & not the external os. The external os is circular in a nulliparous woman & transverse or slit like in parous women. In a nulliparous women, the ce... | 153,979 | medmcqa_train |
Which of the following nerves are affected after spinal anesthetic block | Spinal anesthetic block affect sensory autonomic and motor nerve | 153,980 | medmcqa_train |
The UK refinement of Hannifin and Rajka criteria is used in the diagnosis of ____: | Ans. A. Atopic dermatitis* The UK refinement of Hannifin and Rajka criteria is used in the diagnosis of Atopic dermatitis.* The original Hannifin and Rajka criteria requires that patients have at least 3 of the 4 major criteria and 3 of the 23 minor criteria.* Consequently, Williams et al coordinated a UK working party... | 153,981 | medmcqa_train |
Codfish veebrae are seen in: March 2004 | Ans. B i.e. Osteoporosis | 153,982 | medmcqa_train |
According to IAP classification of Grade IV malnutrition, Weight-for-age of the standard (%) is _________ | IAP classification of malnutrition Grade of malnutrition Weight-for-age of the standard (%) Normal >80 Grade I 71-80 (mild malnutrition) Grade II 61-70 (moderate malnutrition) Grade III 51-60 (severe malnutrition) Grade IV <50 (very severe malnutrition) Reference: Paediatrics; O.P Ghai; 8th edition; Page no: 97 | 153,983 | medmcqa_train |
The ketolide which retain activity against streptococcus pneumoniae that are resistant to macrolide is: | Telithromycin is useful in the setting of streptococcal pneumonia that is resistant to macrolide Ref: Harrisons, Edition-18, Page : 1138. | 153,984 | medmcqa_train |
indications of FESS: | Ans. is all [indications of Function) endoscopic Endoscopic Surgery (FESS) Nasal conditions: Indian = Inflammation of sinus (sinusitis - chronic and fungal) Prime = Polyp removal Minister = Mucocelea of frontal and ethmoid sinus Can = Choanal atresia repair Speak = Septoplasty Fluent = Foreign body removal English = Ep... | 153,985 | medmcqa_train |
Hypersensitivity vasculitisis seen most commonly in | HYPERSENSITIVITY VASCULITIS
In hypersensitivity vasuculitis, postcapillaryvenules are the most commonly involved vessels, capillaries and arterioles are involved less frequently.
It is primarily a disease of small vessels.
It is characterized by leukocytoclasis, a term that refers to the nuclear debris remaining from t... | 153,986 | medmcqa_train |
The parvocellular pathway, from the lateral geniculate nucleus to the visual coex, carries signals for the detection of: | B i.e. Colour vision, shape, fine details 'The parvocellular pathway from layers 3-6 carries signals for colour vision, textures, shape and fine detail'. | 153,987 | medmcqa_train |
Trench fever is caused by - | Ans. is 'a' i.e., Bartonella Quintana * Trench fever, also called 5-day fever or quintan fever, is caused by Bartonella quintana (Rochalimaea quintana).* The human body louce (Pediculus humans corporis) is the vector and humans is the only known reservoir. | 153,988 | medmcqa_train |
All are causes of Osteoporosis, except: | Answer is B (Hypothyroidism) Osteoporosis is seen with hypehyroidism and not with hypothyroidism. Chronic heparin therapy, thyrotoxicosis and old age are all causes of osteoporosis | 153,989 | medmcqa_train |
Positive Rinne indicates | Positive Rinne`s test- AC>BC (Normal hearing, Sensorineural Hearing loss)Negative Rinne`s test- BC>AC (Conductive Hearing loss)False negative Rinne`s- Severe unilateral Sensorineural Hearing lossRef: Hazarika; 3rd ed; Pg 53 | 153,990 | medmcqa_train |
Regurgitation of food back from stomach into oesophagus is prevented by | Regurgitation of food back from stomach into oesophagus is prevented by: (i) tone of gastro-oesophageal sphincter, (ii) negative intrathoracic pressure, (iii) pinch-cock effect of diaphragm, (iv) mucosal folds, (v) oesophagogastric angle and (vi) slightly positive intra-abdominal pressure. Ref:- Dhingra; pg num:-341 | 153,991 | medmcqa_train |
Dental papilla give rise to ? | Ans. is 'c' i.e., Tooth pulp The mesenchymal cell's of dental papillae forms : Odontoblasts which form dentine Tooth pulp | 153,992 | medmcqa_train |
Thrombophlebitis extending from thigh to involve iliofemoral vein causes | Answer- D. White legWhite leg (Phlegmasia alba dolens)- seen in ileofemoral thrombophlebitis.Phlegmasia alba dolens (white leg): This is characterised by aerial spasm resulting in pale, cold leg with diminished pulses, with blanching of the limb, more often seen in iliofemoral thrombophlebitis and is called milk leg of... | 153,993 | medmcqa_train |
Burkitt&;s lymphoma shows which translocation? | All forms of Burkitt lymphoma are highly associated with translocation of MYC gene on chromosome 8 that lead to increased MYC protein levels.The translocation paner for MYC is usually the IgH locus (t (8;14)) but may also be the Ig kappa (t (2;8)) or lambda (t (8;22)) light chain loci. Reference : Robbins and Cotran Pa... | 153,994 | medmcqa_train |
Most common thyroid Cancer is - | Papillary Carcinomas are the most common form of thyroid Cancer. | 153,995 | medmcqa_train |
Reflex responsible for tachycardia during right atrial distension is | Reflex resposible for tachycardia during right atrial distension is Bainbridge reflex. Atrial Reflex Control of hea rate: The Bainbridge Reflex The stretch recceptors of the atria that elicit the Bainbridge reflex transmit their afferent signals through the vagus nerve nerves to the medulla of the brain. Then efferent ... | 153,996 | medmcqa_train |
In Wegeners glomerulonephritis characteristic feature seen is | This is a necrotising vasculitis characterised by specific triad . Granuloma of the lung and the upper respiratory tract . Vasculitis of small to medium sized vessels . Glomerulonephritis Robinns 9 th edition page no. 353 | 153,997 | medmcqa_train |
Preterm baby with PDA, which is the least idly findings? | PDA in preterm neonate
In previous explanations I have explained that chances of spontaneous closure of PDA are higher in premature infants as there is no structural abnormality. However, you should keep in mind that this fact is true when we are comparing the spontaneous closure of PDA between term and pre-term neona... | 153,998 | medmcqa_train |
MRI magnet is a | MRI uses a Superconducting magnet which is kept cool using Helium. A superconducting MRI magnet comprises a steel cryostat with the superconducting coils immersed in liquid helium at 4.2 Kelvin (-269degC or -452degF). | 153,999 | medmcqa_train |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.