query stringlengths 1 1.57k | pos stringlengths 1 22.5k | idx int64 0 161k | task_name stringclasses 1
value |
|---|---|---|---|
Causes of eosinophilia -a) Hodgkin's diseaseb) Filariasisc) MId) HIV infection | Conditions producing allergic reactions and resulting eosinophilia are:
Drugs: Iodides, Aspirin, Sulfonamides, Nitrofurantoin, Penicillins, Cephalosporins.
Disease conditions: Hay fever, Asthma, Eczema, Serum sickness, Allergic vasculitis, Pemphigus, All types of parasitic infections.
Collagen vascular diseases: RA, E... | 149,700 | medmcqa_train |
Which of these rules is associated with the highlighted bone? | Ans. (C). Rule of AshleyREVISE IT NOW POINTSRule of Hasse - Gestational age from rigor mortisRule of Ashley - Sex determination from sternal length (> 149 cm - Male; < 149 cm - Female)Rule of 9 - Burns (Rule of Wallace)Rule of 12 - Rigor mortis.Rule of Nysten -Sequential development of rigor mortis.Rule of Half dozen (... | 149,701 | medmcqa_train |
All are true for Rapid sand filters except: | Comparison of Rapid and Slow Sand Filters: Rapid sand filter Slow sand filter aka Biological filter Space Occupies very little space Occupies large areas Rate of filtration 200 m.g.a.d 2-3 m.g.a.d Effective size of sand 0.4-0.7 mm 0.2-0.3 mm Preliminary treatment Chemical coagulation & sedimentation Plain sedimentation... | 149,702 | medmcqa_train |
An epiphyseal bone lesion is - | Chondroblastoma also reffered to as codman tumours are rare benign cailaginous neoplasms that charecteristically arise in the epiphysis or apophysis of along bone in young patients. It has high occurence and high chance of metastasis. ref img | 149,703 | medmcqa_train |
Which anti-epileptic drug will cause hirsutism in a 30 year old woman: March 2013 | Ans. A i.e. Phenytoin Dermatologic side-effects of Phenytoin includes hyperichosis, rash, exfoliative dermatitis, pruritis, hirsutism, and coarsening of facial features. | 149,704 | medmcqa_train |
All of the following statements about penicillin G are true EXCEPT : | Penicillin act by inhibiting bacterial cell wall synthesis via the inhibition of transpeptidation reaction.
Penicillin G is the drug of choice for:
- Gram +ve bacteria (like Streptococcus, Pneumococcus, non-beta-lactamase producing Staphylococcus, Clostridium and other gram-positive rods)
- Gram-negative bacteria (lik... | 149,705 | medmcqa_train |
For a mobile tumour on vocal cord, treatment is: | According to Dhingra Radiotherpy is the treatment of choice for vocal cord cancer with normal mobility. Normal mobility of cord suggests that growth is only limited to the surface and belongs to either stage T1 or T2. TOC for stage T1 of glottic carcinoma - radiotherapy. TOC for stage T2 of glottic carcinoma - depends ... | 149,706 | medmcqa_train |
Tubercles of Montgomery are present in: | Montgomery’s glands or Montgomery Tubercles are the large sebaceous and rudimentary milk glands present in the areola surrounding the nipple of the female breast. | 149,707 | medmcqa_train |
Which of the following diuretic is used in the given condition? | Loop diuretics are 1st choice in hepatic cirrhosis associated edema along with aldosterone antagonist.Ref: Katzung 13thed.Pg 265 | 149,708 | medmcqa_train |
The indicator used in autoclave is - | Ans. is 'b' i.e., Bacillus stearothermophilus Steam sterilization is widely used as a terminal sterilization process for pharmaceutical drug products in glass ampoules, vials, syringes, and plastic containers.It is also used for sterilizing closures, filters, manufacturing equipment, cleaning equipment, and so forth. B... | 149,709 | medmcqa_train |
Hyaline cartilage of respiratory tree extends up to: | Hyaline cartilage extends till the bronchi and are absent (or scatteredly present) distally in the bronchioles.
Goblet cells also extend till bronchus level; beyond that they are present scatteredly. | 149,710 | medmcqa_train |
The drug of choice for the treatment of Thyrotoxicosis during pregnancy is ? | Ans. is 'c' i.e., Propylthiouracil o Both carbimazole and propylthiourcil can be used during pregnancy, but propyl-thiouracil is the drug of choice because its greater protein binding allows low doses of propylthioracil to be transferred across the placenta and therefore less chance of hypothyroidism. o Historically, p... | 149,711 | medmcqa_train |
Which Anti-Fungal is safe in both Renal Failure and Hepatic Failure patients ? | ECHINOCANDINS: MOA: Inhibits 1,3-b-d-glucan synthesis. Three Echinocandins are approved for clinical use: Caspofungin, Anidulafungin,and Micafungin. Used against Candida and Aspergillus sp. Fungicidal activity against Candida species while Fungistatic against Aspergillus species. CAspofungin: Candida and Aspergillus sp... | 149,712 | medmcqa_train |
Stimulation of the sympathetic nerves to the normal heart: | Ans. C. Decreases the duration of the QT intervalStimulation of the sympathetic nerves to the normal heart decreases the duration of the ventricular action potential and, therefore, decreases the QT interval. As heart rate increases, the duration of diastole and, therefore, the TP interval decreases. Increased conducti... | 149,713 | medmcqa_train |
Progression of congenital scoliosis is least likely in which of the following vertebral anomalies - | Congenital vertebral anomalies causing scoliosis are :
Hemivertebrae
Wedge vertebra
Unsegmented bar
Block vertebra
Combination : unsegmented bar with hemivertebrae
Amongst these minimum chances of progression are with block vertebrae and maximum with the combination of unsegmented bar & hemivertebrae.
Unsegmented b... | 149,714 | medmcqa_train |
The blood supply of Anterior Cruciate Ligament (ACL) is primarily derived from: | The primary blood supply to the Anterior cruciate ligament comes from the middle genicular aery which pierces the posterior capsule and enters the intercondylar notch near the femoral attachment. Ref: Campbell's Operative Ohopaedics, 11th Edition, Page 2497;Operative Ahroscopy, 3rd Edition, Pages 67, 68; Current Concep... | 149,715 | medmcqa_train |
Which of the following diuretic causes impaired glucose tolerance? | Ans. is 'b' i.e., Thiazides Drugs causing hyperglycemia* Asparaginase* Ethacrinic acid* HIV protease inhibitors* Pentamidine* Chlorthalidone* Frusemide* Niacin* Thiazides* Diazoxide* Glucocorticoids* OCP* b-adrenergic agonists* Encainide* Growth-hormone* Phenytoin* b-blockers (propranolol)* Thyroid hormones* Vacor* Clo... | 149,716 | medmcqa_train |
Which of the following is not useful in measuring cardiac output? | Ans. B. Central venous catheter* Central venous catheter alone is not useful for measuring cardiac output.* Various methods to measure cardiac output are as follows:- Pulmonary artery flotation catheter (PAFC): Use dye dilution and thermodilution techniques (bolus and continuous thermodilution cardiac output monitoring... | 149,717 | medmcqa_train |
Patients with bilateral CDH walk with the following gait? | Ans. is 'a' i.e., Waddling Waddling gait It is also called as duck walk gait. It is a wide base gait with increased lumbar lordosis, the patient sways to the same side after putting weight on the limb. It is seen commonly in pregnancy, bilateral CDH, osteomalacia and myopathies. | 149,718 | medmcqa_train |
Risk of HIV transmission is highest during | . | 149,719 | medmcqa_train |
Cranial nerve related to apex of petrous temoporal bone | Cranial nerve 5 & 6 are related to apex of petrous bone.
Only 1st & 2nd cranial nerves do not arise from brain stem and so do not pass through posterior-cranial fossa. And all other C.N (i.e. 3rd to 12th) pass through posterior cranial fossa.
Trochlear (4th) nerve is the only cranial nerve to emerge dorsally from the b... | 149,720 | medmcqa_train |
The middle cardiac vein is located at the - | In Coronary sulcus
- Great cardiac vein, small cardiac vein, coronary sinus, right coronary artery, left circumflex artery
In anterior interventricular sulcus
- Great cardiac vein, left anterior descending artery
In posterior interventricular sulcus
- Middle cardiac vein, posterior interventricul... | 149,721 | medmcqa_train |
Protein not synthesized in liver:- | Immunoglobulins - are synthesized from plasma cell. Other all plasma protein are synthesized from liver They are glycoproteins Consist of two identical heavy (H) Chains and two identical light (L) chains Is a Y-shaped tetramer (H2L2) Humans have five classes of immunoglobulins-namely IgG, IgA, IgM, IgD and IgE-containi... | 149,722 | medmcqa_train |
Which among the following is true about Monitoring? | Monitoring is the performance and analysis of routine measurements aimed at detecting changes in the environment or health status of the population. It is a narrow concept. No action and feedback done. Ref: Park's Textbook of Preventive and Social Medicine; 24th edition - Page no. 44 | 149,723 | medmcqa_train |
Foamy liver is seen in: | Ans. (A). PutrefactionHoney comb appearance or foamy liver is seen in putrefaction due to the presence of gas bubbles within the parenchyma. | 149,724 | medmcqa_train |
ER Positive cases of cancer breast - drug given is | Ans. (b) Tamoxifen(Ref. Sabiston 20th edition 853)* Tamoxifen - ER+ ve Tumors in Premenopausal and Postmenopausal* Aromatose Inhibitors - ER +ve in Postmenopausal women only | 149,725 | medmcqa_train |
All are used in treating spasmodic dysmenorrhoea except : | Ans. is a i.e. Bromocriptine | 149,726 | medmcqa_train |
Most common presentation of Wilm's tumour? | Ans. C. Abdominal mass. (Ref. Robin's Pathology 8th/pg. 271; Love and Bailey 26th/pg.l24; 1304).Nephroblastoma (Wilms' tumour)# Usually presents in the first five years of life# Typically presents with an abdominal mass# May cause haematuria, abdominal pain or fever# It extends into the renal vein and vena cava and met... | 149,727 | medmcqa_train |
A full thickness wound that is not sutured heals by- | Ans. is 'b' i.e., Secondary Healing Primary Healingo Primary wound healing or healing by first intention occurs within hours of repairing a full-thickness surgical incision. This surgical insult results in the mortality of a minimal number of cellular constituents.Delayed Primary Healingo If the wound edges are not rea... | 149,728 | medmcqa_train |
Periodicity is a characteristic feature in which sinus infection: | Areas of High attenuation surrounded by a thin zone of low attenuation CT scan reveals pansinusitis and polyposis Pain of frontal sinusitis shows characteristic periodicity, i.e. comes upon waking, gradually increases and reaches its peak by midday and then stas subsiding. It is also called "office headache" as it is p... | 149,729 | medmcqa_train |
Antipsychotic with less extra pyramidal side effects - | Ans. is 'c' i.e., Quetiapine o Quetiapine, clozapine, aripiprazole have no (o) extrapyramidal symptoms. o Risperidone may or may not (o/+) have extrapyramidal effect. | 149,730 | medmcqa_train |
In case of onlay cast restoration, what does “ shoeing” refer to? | Capping
It refers to the complete coverage of the cusp / cusps of a tooth with sufficient extension of the bevel onto the buccal and lingual surfaces of the tooth.
Shoeing
Refers to a veneer coverage of the cusp of a tooth with only slight finishing bevel on the crest of the cusp.
The bevel is established either at ... | 149,731 | medmcqa_train |
Hormone Replacement Therapy(H) in postmenopausal women is beneficial in all these Except | Hormone Replacement TherapyEstrogen is the most effective treatment available for relief of the menopausal symptoms that many women experience, including hot flashes, vaginal dryness, urinary symptoms, and emotional lability.Women&;s Health Initiative showed no cardiovascular benefit with unopposed estrogen and a small... | 149,732 | medmcqa_train |
AB trans retinoic acid is useful in the treatment of- | APL is unique among leukemias due to its sensitivity to all-trans retinoic acid (ATRA; tretinoin), the acid form of vitamin A.Treatment with ATRA dissociates the NCOR-HDACL complex from RAR and allows DNA transcription and differentiation of the immature leukemic promyelocytes into mature granulocytes by targeting the ... | 149,733 | medmcqa_train |
Which of the following cranial nerve is MOST likely to be damaged in a patient with uncal herniation? | In a patient with ipsilateral expanding intracranial supratentorial mass, there is displacement of the hippocampal gyrus and uncal herniation across the tentorial edge, resulting in entrapment of the third nerve. This can result in hutchinson's pupil. Hutchinson's pupil occur in comatose patients with unilaterally dila... | 149,734 | medmcqa_train |
CASPAR criteria is used in diagnosis of ? | Ans. is 'a' i.e., Psoriatic ahritis Classification criteria for psoriatic ahritis (CASPAR) is used for the diagnosis of psoriatic ahropathy. The CASPAR (classification Criteria for Psoriatic Ahritis) Criteria To meet the CASPAR criteria a patient must have inflammatory aicular disease (joint, spine, or entheseal) with ... | 149,735 | medmcqa_train |
Low glucose in pleural effusion is seen in all except? | Causes of low pleural fluid sugar: Empyema Tuberculous pleural effusion Rheumatoid pleurisy Lupus pleuritis Malignant effusion Esophageal rupture | 149,736 | medmcqa_train |
At the same concentration of steroid which of the following is most potent? | The potency of a topical coicosteroid depends on the formulation. Potency is also increased when a formulation is used under occlusive dressing or in interiginous areas. In general, ointments are more potent than creams or lotions. | 149,737 | medmcqa_train |
Administration of which of the following drug requires monitoring: | Ans. A: Lithium Therapeutic drug monitoring is the measurement of medication levels in blood. Its main focus is on drugs with a narrow therapeutic index, i.e. drugs that can easily be under- or overdosed. Examples of drugs analysed by therapeutic drug monitoring: Aminoglycoside antibiotics (gentamicin) Antiepileptics (... | 149,738 | medmcqa_train |
Metastases from a granulosa cell tumour first in volves : | The opposite ovary | 149,739 | medmcqa_train |
Abdominal pain, fat malabsorption & frothy stools suggests - | Ans. is 'c' i.e., Giardiasis . Abdominal pain, fat malabsorption and frothy stool can occur both in giardiasis and pancreatic enzyme deficiency (chronic pancreatitis). Amoebiasis and bacillary dysentry do not cause malabsorption. | 149,740 | medmcqa_train |
Which of the following amino acids is purely ketogenic? | Purely ketogenic amino acid is LeucineRef: Textbook of biochemistry for medical students, seventh edition, page no: 27 | 149,741 | medmcqa_train |
Which amino acid released from muscles is an impoant substrate for gluconeogenesis? | In the fasting state, there is a considerable output of alanine from skeletal muscle, far in excess of its concentration in the muscle proteins that are being catabolized. It is formed by transamination of pyruvate produced by glycolysis of muscle is a substrate for gluconeogenesis by the glucose-alanine cycle Ref: Har... | 149,742 | medmcqa_train |
Congenital myasthenic syndromes can result from which of the following abnormalities? | The congenital myasthenic syndromes (CMS) comprise a rare heterogeneous group of disorders of the NMJ that are not autoimmune but rather are due to genetic mutations in which viually any component of the NMJ may be affected. Alterations in function of the presynaptic nerve terminal, in the various subunits of the AChR,... | 149,743 | medmcqa_train |
Fine reticular pigmentation with palmar pits are seen in : | A i.e. Dowling-Degos disease Dowling-Degos disease presents as asymptomatic post-pubeal, symmetrical, progressive, reticular pigmentation involving flexural-areas (flexor folds) with scattered comedo like lesions (dark dot follicles) and pitted aceniform scars near angles of mouthQ. Reticular acropimentation of kitamur... | 149,744 | medmcqa_train |
In a patient with gouty ahritis,synol fluid aspiration was done,strongly negative birefringent needle shaped crystals were seen under polarized light .These crystals are composed of which of the following ? | Crystals of monosodium urate are needle-shaped, 5-25 mm in length, and strongly negatively bifringent under polarized light. Crystallization of monosodium urate in synol fluid and tissues results in a dramatic inflammatory response characterized by erythema, edema, and intense pain. Double contour cailage line on USG i... | 149,745 | medmcqa_train |
which of the following metabolic changes are observed in ACCLIMATIZATION? | Acclimatization at high altitude: &;*-Various physiological readjustments and compensatory mechanisms in body that reduces the effects of hypoxia in permanent residents at high altitude. * It is done by- A great increase in pulmonary ventilation Increase diffusion capacity of lung Increased ability of the tissue cells ... | 149,746 | medmcqa_train |
Epitheloid granuloma consists mainly of which type of cells: March 2005 | Ans. D: MacrophagesMacrophages/ histiocytes are the cells that define a granuloma. They often, but not invariably, fuse to form multinucleated giant cells.The macrophages in granulomas are often referred to as "epithelioid".Epithelioid macrophages differ from ordinary macrophages in that they have elongated nuclei that... | 149,747 | medmcqa_train |
True about U waves is all except | The U wave normally goes in the same direction as the T waveU -wave size is inversely propoional to hea rate: the U wave grows bigger as the hea rate slows downU waves generally become visible when the hea rate falls below 65 bpm | 149,748 | medmcqa_train |
Axis artery of lower limb is derived from - | Ans. is 'c' i.e., 5th lumbar intersegmentsl artery Axis arteryo During fetal life (development), each limb is supplied by an axis artery that is derived from intersegmental arteries,o The axis artery runs along the central axis of the limb.Axis artery Upper limbLower limbDerived fromSeventh cervical intersegmental arte... | 149,749 | medmcqa_train |
Cause of blindness in CRVO | All are causes of blindness in CRVO but most important is CME. | 149,750 | medmcqa_train |
Neologism is characteristically seen in: Gujarat 07 | Ans. Schizophrenia | 149,751 | medmcqa_train |
All of the following statements about pseudohypoparathyroidtom are true, except - | Answer is option 1 Increase in serum PTH Pseudohypoparathyroidtom leads to end organ resistance to parathormone which in turn leads to decrease in serum Ca++ and increase in serum phosphate. Due to this negative feedback hyperplasia of parathyroid occurs and increase in parathormone secretion occurs Ref Harrison 17/e p... | 149,752 | medmcqa_train |
Which of the following structuers is inferior to spheno petrosal Synchondrosis- | Sphenopetrosal synchondrosis is cailagenous union b/w lateral half margin of great wing of sphenoid & petrous bone. On the under surface of sphenopetrosal synchondrosis, is a furrow, the sulcus of auditory tube for lodgement of cailagenous pa of auditory tubeQ | 149,753 | medmcqa_train |
Not true among the following is | Isolated finding of simian crease in Down's in seen in almost 1% of Down's children. So it is not a significant finding in a Down's child. | 149,754 | medmcqa_train |
The most definitive method of diagnosing pulmonary embolism is : | Answer is A (Pulmonary aeriography): `Selective pulmonary angiography is the most specific examination available for establishing the definitive diagnosis of PE.'-Harriosn 16th/1563 Most definitive investigation :Pulmonary angiography is an invasive procedure, and it is the most definitive procedure. It is however ceai... | 149,755 | medmcqa_train |
Somatic mutation E17K in the PH domain of AKT-1 gene mutation is associated with? | Ans. (b) Breast(Ref: Atlasgeneticsoncology.org/Genes/AKT1)Hyper-activation of AKT1 has been found associated to several human cancers:*Thyroid carcinoma*Breast carcinoma*Non-small cell lung carcinoma*Gastric carcinomaNow coming to question: Somatic mutation E17K occurs in the PH domain of AKT1 in 8% of human breast can... | 149,756 | medmcqa_train |
Cephalosporin that does not require dose reductionin patient with any degree of renal impairment is aEUR' | Cefoperazone [Ref: Goodman Gilman 17thie 1147, 1148; Katzung 10 p. 7371 Remember: ? Most cephalosporins are excreted mainly by tubular secretion. But ceftriaxone and cefoperazone are excreted mainly in bile and no dose adjustment is required in renal insufficiecy. The other unique feature of cefriaxone is its long half... | 149,757 | medmcqa_train |
What is the thickness of class II matrix band? | There are two types of bands:
Uncontoured bands
Precontoured bands
Uncontoured bands
These are available in two thicknesses:
0.002 inch (0.05 mm)
0.0015 inch (0.038 mm)
Sturdevants operative dentistry south asian edition page 204 | 149,758 | medmcqa_train |
Koenon's periungual fibroma is a feature of? | Ans. is 'd' i.e., Bourneville's disease * Periungual fibromas (Koenon's tumor) are seen in 20% of patients of tuberous sclerosis.Tuberous sclerosis (Bournevifle's disease)* Tuberous sclerosis is characterized by : -A. Skin lesions: - Adenoma sebaceum (Facial angiofibroma), Ash-leaf shaped hypopigmented macules/patch, S... | 149,759 | medmcqa_train |
Gerlach tonsil in Waldeyer’s ring is | The tubal tonsil is one of the four main tonsil groups comprising Waldeyer's tonsillar ring, which also includes the palatine tonsils, the lingual tonsils, and the pharyngeal tonsils. | 149,760 | medmcqa_train |
True about interferon - | a virus-infected cell will release interferons causing nearby cells to heighten their anti-viral defenses. Reff: Anantharayan & Panikers textbook f microbiology 9th edition pg:155 | 149,761 | medmcqa_train |
Polysaccharides are: | Polysaccharides are polymers of monosaccharides. They are of two types– homopolysaccharides that contain a single type of monosaccharide (e.g., starch, insulin, cellulose) and heteropolysaccharides with two or more different types of monosaccharides (e.g., heparin, chondroitin sulfate). | 149,762 | medmcqa_train |
All of following features are similar in androgen insensitivity syndrome and Mullerian agenesis except | Public and axillary hair is absent in androgen insensitivity syndrome, whereas normal in mullerian agenesis. | 149,763 | medmcqa_train |
Selenium is essential for the: | Ans. A. Glutathione peroxidasea. Glutathione peroxidase is a selenium containing enzyme which acts in synergism with vitamin E to protect against hydroperoxide free radical damage.b. First line of defense against hydroperoxide free radical damage is vitamin E (tocopherol) while the second line of defense is a selenium ... | 149,764 | medmcqa_train |
True about mapleson D circuit is | Expiratory valve is away from the patient end in mapleson D circuit. 3 times minute ventilation is required for spontaneous ventilation.
Mapleson A is the preferred circuit for spontaneous ventilation. | 149,765 | medmcqa_train |
Glove and stocking pattern of postmortem staining, indicates death due to what cause? | Lower parts of forearms and hands, legs and external genitalia gets stained in cases of hanging, give the appearance of glove and stocking pattern of post mortem staining. | 149,766 | medmcqa_train |
Which of the following is not a method for providing enteral nutrition? | PICC stand for Peripherally inseed central venous catheter It is not a method for providing enteral nutrition instead it provides parenteral nutritionthrough an peripherally inseed catheter in one of the central veins. Enteral feeding refers to delivery of nutrients into the GIT by means of following techniques: Sip fe... | 149,767 | medmcqa_train |
Which one of the following is not an operation for uterine inversion? | Ans. is d, i.e. FentoniRef Dutta Obs. 7/e, p 422; IAN Donald Obstetrics 7/e, p 592Surgical Procedures to Correct Uterine InversionVaginal operationsAbdominal operationsHydrostatic method* Spincelli* Huntingtons procedures* O sullivan method* Kustner* Haultain* Oguch method* Oejo* Robinson | 149,768 | medmcqa_train |
QRS complex indicates- | Answer is D (Ventricular depolarisation) QRS complex is due to ventricular depolarization Q | 149,769 | medmcqa_train |
Cytoplasmic translation system has the following number of t-RNAs | In molecular biology and genetics, translation is the process in which ribosomes in the cytoplasm or ERsynthesize proteins after the process of transcription of DNA to RNA in the cell's nucleus. The entire process is called gene expression. In translation, messenger RNA (mRNA) is decoded in the ribosome decoding center... | 149,770 | medmcqa_train |
Fluorescein for ophthalmological diagnosis is injected in - | Ans. (a) Antecubital veinRef: Diagnostic Procedures by Nema, 2/e, p. 177The technique of fluorescein angiography comprises rapidly injecting 5 mL of 10% solution of sterile sodium fluorescein dye in the antecubital vein and taking serial photographs of the fundus. | 149,771 | medmcqa_train |
A 7-year-old boy presented with generalized edema. Urine examination revealed marked albuminuria. Serum biochemical examinations showed hypoalbuminemia with hyperlipidemia. Kidney biopsy was undertaken. On light microscopic examination, the kidney appeared normal. Electron microscopic examination is most likely to reve... | Ans. is 'a' i.e. Fusion of foot process of the glomerular epithelial cellsRef Chandrasoma Taylor 3rd/e page 705, Robbins illustrated 6th/e, p956, Harrison 17th/Ep 1790 RepeatThe child in presenting with features S/o Nephrotic syndrome most frequent cause of which amongst children is minimal change ds.The light microsco... | 149,772 | medmcqa_train |
All the following are inhibitors of cytochrome oxidase except | Site-III (Complex IV) * Cyanide * H2S * Azide transfer of electrons to molecular O2 * Co (Carbon monoxide): Inhibits Cyt. oxidase by combining with O2 binding site. It can be reversed by illumination with light. Amobarbital (Amytal) and Secobarbital: Inhibits electron transfer through NADH-Q reductase.Ref: MN Chatterje... | 149,773 | medmcqa_train |
True about Mosquito preventive nets are all except | Mosquito Nets Material : White Best pattern : Rectangular net Hole/ rent : Not even a single one should be present Size of each hole : <0.0475 inch diameter. Number of holes /sq. Inch : 150 Ref: Park 25th edition Pgno : 810 | 149,774 | medmcqa_train |
Bezold's abscess is in relation to: | Ans. (b) Sternocleidomastoid muscleRef. PL Dhingra 5th/ 87* Mastoid tip is in relation to two muscles:# Sternocleidomastoid muscle# Digastric muscle (posterior belly)* If there is abscess from:# SCM muscle: Bezolds abscess# Digastric area: Citelli s abscess.Also KnowDifferent MASTOID ABSCESSESAbscessLocationWild's absc... | 149,775 | medmcqa_train |
Incubation period of measles is - | <p>MEASLES:- An acute highly infectious disease of childhood caused by a specific virus of group myxovirus. Clinically characterised by fever and catarrhal symptoms of the upper respiratory tract( coryza,cough), followed by a typical rash. Secondary attack rate-infection confers life long immunity as there is only one ... | 149,776 | medmcqa_train |
Most permeable to pure phospholipid bilayer | Phospholipid bilayer act as amphipathic molecule. Oxygen is most permeable. (REF. GANONG&;S REVIEW OF MEDICAL PHYSIOLOGY 24 EDITION, PAGE NO - 36) | 149,777 | medmcqa_train |
Which of the following is selective alpha antagonist? | Ans. B. PrazosinPrazosin is selective alpha 1 blocker which used in patients suffering from BHP. They also used in hypertension. Phentolamine is nonselective alpha blocker. Clonidine is alpha 2 agonists. | 149,778 | medmcqa_train |
GABA-B receptors are - | Ans: A. G-protein coupled receptors(Ref : KDT //e p. 399, 402 6 6h/e p. 395; Katzung 17th/e p' 377-378; lP/e p' 355)GABA-A receptors:Intrinsic Cl- channets and when open cause increase in CI- conductance and CNS depression.GABA-B receptors:G-protein coupled receptors.Baclofen is agonist and saclofen is antagonist on th... | 149,779 | medmcqa_train |
Perforators are not present at - | Ans. is 'd' i.e., Below inguinal ligament Blood flows from the superficial to the deep veins through perforating (communicating veins) Perforators are located - below the medial malleolus (inframalleolar perforator) - in the medial calf (Cockett perforators) - just above (Dodd perforator) & below the knee (Boyd perfora... | 149,780 | medmcqa_train |
In a population of 5000, number of new cases of TB is 500; old cases in the same population are 150. What is the prevalence of TB? | Prevalence = total number of cases / total population x 100 = (650/5000) x100 =13% | 149,781 | medmcqa_train |
Severe mental retardation is: NEET 13 | Ans. 20-35 | 149,782 | medmcqa_train |
The Term Clearance of drug means: | Unit volume of plasma which is cleared off drug in unit of time | 149,783 | medmcqa_train |
The advantage of using epidural opioids over local anaesthetics are all except | The main drawback of local anaesthetics is that there is possibility of motor blockade if higher concentration is used and motor paralysis is not acceptable in postoperative period. Other advantages are no sympathetic block so hypotension is less and after one single dose of morphine analgesia may last for 12-16 hours. | 149,784 | medmcqa_train |
What is the amount of fluid to be given to a 2 year child weighing 12 Kg with severe dehydration in the first half an hour of IV rehydration? | AGE First give 30 ml/ Kg in Then give 70 ml/ Kg in Infants (< 12 months) 1 hour 5 hours Older children 30 minutes 2.5 hours In the above question, amount of fluid needed = 30 ml/ Kg x12=360 ml Ref: Park 21st edition, page 204. | 149,785 | medmcqa_train |
This works inaccurately in presence of <img src=" /> | . | 149,786 | medmcqa_train |
Which of these is the most important cause of cholestatic jaundice in a newborn? | Ans. C. Neonatal hepatitisCholestatic jaundice is characterized predominantly by rise in the levels of conjugated bilirubin. It is due to obstruction to the bile flow, either occurring inside the live (intrahepatic cholestasis) or outside the liver (extrahepatic cholestasis). Overall, the most common cause of cholestas... | 149,787 | medmcqa_train |
Commonest complication of CSOM is: | Ans. C Brain abscess There is no confusion as far as this question is concerned: According to Turner "Most common complication of CSOM is brain abscess (intracerebral) According to Scotts Brown "In a large series of 268 patients with complications of COM, he incidence of extracranial complications was 32%, intracranial... | 149,788 | medmcqa_train |
14 year old girl presented with vaginal bleeding with occasional amenorrhea, next step is : | Clinical history and examination | 149,789 | medmcqa_train |
A Wahin's tumour is: | Answer is 'a' ie An adenolymphoma of parotid gland Wahin's tumor Is the second most common benign tumor of the parotid gland (151 is pleomorphic adenoma). It consists of both epithelial and lymphoid elements thus known as adenolymphoma (probably arises from remnants of parotid tissue trapped in lymphnodes within the pa... | 149,790 | medmcqa_train |
All are hyperechoic on USG except | Bile is hypoechoic on USG. Air, bone, calcification and fat are hyperechoic on USG. Bile duct shown in the figure. | 149,791 | medmcqa_train |
Which of the following is/are not side-effect of lithium: | Ans. B.HyporeflexiaRef: Synopsis of psychiatry by Kaplan 6 Sadock 11th/985-88; KDT 7th/449; pharmacology by Satoskar 2ith/225Lithium:Mild toxicity: GI disturbances, drowsiness, muscular weakness, alopecia, allergic reaction, blurred vision, glycosuria, polyuria & weight gain.Chronic administration: goiter formation, hy... | 149,792 | medmcqa_train |
Which is the most specific tumor marker for melanoma: | HMB-45 is the most specific tumor marker for melanoma. S-100 is most sensitive. | 149,793 | medmcqa_train |
Not a chromosoal breakage syndrome | Duchenne muscular dystrophy (DMD) is a genetic disorder characterized by progressive muscle degeneration and weakness. It is one of nine types of muscular dystrophy. DMD is caused by an absence of dystrophin, a protein that helps keep muscle cells intact. Symptom onset is in early childhood, usually between ages 3 and ... | 149,794 | medmcqa_train |
The infectivity of chicken pox lasts for | Period of communicability: Chicken pox: 1-2 days before to 4-5 days after appearance of rash. Measles: 4 days before to 5 days after appearance of rash. Diphtheria: 14-28 days from disease onset Poliomyelitis: 7-10 days before and after onset of symptoms. CHICKEN POX: Also known as &;Varicella&; Causative agent: Varice... | 149,795 | medmcqa_train |
Mechanism of action of Clomiphene citrate used for infeility:- | The ability of Clomiphene citrate (CC) to initiate an ovulatory sequence is primarily due to its ability to be recognized by and interact with the estrogen receptors in hypothalamus. In its capacity as an Estrogen antagonist,CC displaces endogenous estrogen from hypothalamic estrogen receptor sites and hence inhibiting... | 149,796 | medmcqa_train |
The changes occuring in the disease frequency over many years is called | . long term or secular trends implies changes in the occurrence of disease over a long period of time.generally several years or decades.a secular trend implies a consistent tendency to change in a paicular direction or a definitive movement in one direction. ref:park&;s textbook,ed 22,pg no 63 | 149,797 | medmcqa_train |
The factor responsible for the left shift of Hb-O2 dissociation curve is | Hb-O2 dissociation curve shift to left indicates more affinity of Hb to O2 and thus less delivery of O2 to tissues.
Shift to left seen in
- Increased pH
- Decreased 2,3 DPG, temperature, PCO2
- HbF (Fetal)
Shift to right seen in
- Decreased pH
- Increased 2,3DPG, temperature, PCO2
- ... | 149,798 | medmcqa_train |
`S' component of SAFE- | SAFE strategy developed by the WHO is the key to the treatment of trachoma. This consists of Surgery (S) on the lids. Antibiotics to treat the community pool of infection (A), Facial cleanliness (F); and Environmental changes (E). | 149,799 | medmcqa_train |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.