query stringlengths 1 1.57k | pos stringlengths 1 22.5k | idx int64 0 161k | task_name stringclasses 1
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Which of the following is responsible for pubeal growth in females? | Ans. c. Pulsatile release of GnRH during sleep | 9,900 | medmcqa_train |
Unit of intensity while testing for threshold of hearing in an audiogram is: | Pure tone and speech audiograms are measured in dB HL (hearing level). In normal hearing adult person hearing threshold is 0 dB HL.dB SL (sensation level) is the intensity of sound that will produce same sensation of hearing as in a normal person. Thus in a hearing-impaired individual who already has a hearing loss of ... | 9,901 | medmcqa_train |
6-PhosphoGluconate dehydrogenase need | The synthesis of glucose-6-phosphate dehydrogenase and 6-phosphogluconate dehydrogenase may also be induced by insulin in the fed state,A second oxidative step is catalyzed by 6-phosphogluconate dehydrogenase, which also requires NADP+ as hydrogen acceptor.Ref: Harper&;s Biochemistry, 30th edition, page no: 210 | 9,902 | medmcqa_train |
Cephalic index is most useful in identification of - | Ans. is 'c' i.e., Race o Cephalic index is used for determination of race.Race determination of skeletonA) Cephalic Index (CI)# Cephalic index is defined as the index of breadth of skull.Cephalic index =Max. breadth of skull--------------------Max. AP length of skullx 100# Based of cephalic index races are clasified in... | 9,903 | medmcqa_train |
Virchows triad include all the following except | Ans) b (Abnormalities...) Ref Bailey 25th ed pg 936Virchow described three factors important in the development of VENOUS THROMBOSIS.1) Changes in the vessels wall (endothelial damage)2) Stasis, which is diminished flow through the veins.3) Coagulability of blood (thrombophlebitis)So answer is abnormalities of venous c... | 9,904 | medmcqa_train |
Mid-day meals provided in schools provide ? | Ans. is `b' i.e., 1/3rd of total calories & 1/2 of daily protein requirement | 9,905 | medmcqa_train |
Radioresistant tumor is- | Ans. is 'd' i.e.. Melanoma Radiosensitivity of different tumorsHighly sensitiveModerately sensitiveRelative resistantHighly resistanto Lymphomao Seminomao Multiple myelomao Ewings sarcomao Wilm's tumoro Dysgerminomao Small cell carcinoma of lungo Breast cancero Basal cell carcinomao Medulloblastomao Teratomao Ovarian c... | 9,906 | medmcqa_train |
The following radiographic finding is associated with: | The bone progresses through an osteolytic and osteoblastic phase, which usually occur simultaneously, but with the osteoblastic phase being ultimately more dominant. Thus, the radiographic appearance is that of an increased radiopacity of the jaws. The bone tends to become more granular in appearance and the lamina dur... | 9,907 | medmcqa_train |
Side effect of clomiphene citrate includes all except : | Side effects of Clomiphene Hot flushes 10-20%, sweating due to estrogen deficiency,osteoporosis. anti estrogenic effect on cervical mucosa and endometrium, corpus Luteal Phase Defect Nausea and Vomiting Breast tenderness,weight gain Abdominal discomfo Mood swings Rashes(uicaria),headache,dizziness Multiple pregnancies ... | 9,908 | medmcqa_train |
A 50-year-old lady with thyroid swelling is diagnosed to have papillary carcinoma with mass having 4 cm at greatest diameter and invading strap muscles. Lymph node status was negative. What will be the stage of the disease? | Extrathyroidal extension into strap muscles is T3b, Lymph node status is N0.Patients with below 55 years any T and any N with Mo (no metastasis) is taken as Stage IIf patient was above or 55 years age, would have been stage IIT1<2cmT2 2-4 cmT3a > 4cmT3bExtrathyroidal extension into strap musclesT4Gross extrathyroidal e... | 9,909 | medmcqa_train |
Skin over pinna is: | Skin over the pinna is closely adherent to the perichondrium on the lateral surface while it is loosely attached on the medial surface. | 9,910 | medmcqa_train |
Into which structure does hemorrhage occur after injury to the inferior rectal vessels? | Hemorrhage occur after injury to the inferior rectal vessels in ischiorectal fossa. The ischiorectal fossa lies in the anal triangle and is bound laterally by the obturator internus with its fascia and superomedially by the levator ani and external anal sphincter. It contains the inferior rectal vessels. Thus, haemorrh... | 9,911 | medmcqa_train |
Histological finding of Reye's syndrome is | please upload a reason for this question, if anyone.. | 9,912 | medmcqa_train |
Stroke is common in - | The rates of co-morbidity are higher in patients with some psychiatric disorders, compared to general population.
Stroke, Ischemic heart disease, and diabetes are more common in Schizophrenia and bipolar disorder (schizophrenia >bipolor disorder).
Hypertension is more common in bipolar disorder and schizophrenia (bipol... | 9,913 | medmcqa_train |
drug of choice for acute attack of migraine is - | Management of migraine Avoidance of identified triggers or exacerbating factors (such as the combined contraceptive pill) may prevent attacks. Treatment of an acute attack consists of simple analgesia with aspirin, paracetamol or non-steroidal anti-inflammatory agents. Nausea may require an antiemetic such as metoclopr... | 9,914 | medmcqa_train |
Lupus vulgaris is - | Ans. is 'a' i.e., Tuberculosis of skin o Lupus vulgaris is most common type of cutaneous tuberculosis. Cutaneous tuberculosis | |b1Exogenous SourceEndogenousHypersensitivityo Tuberculosis chancre (Primary inoculation TB)o Tuberculosis verucosa cutiso Lupus vulgariso Scrofulodermao Orificial tuberculosiso Miliary tuberc... | 9,915 | medmcqa_train |
At autopsy, a body is found to have copious fine leathery froth in mouth and nostrils which increased on pressure over chest. Which of the following was the most likely cause of death? | Presence of fine, white, leathery froth seen at the mouth and nostrils is one of the most characteristic external signs of drowning. It is white or rarely blood stained, lather-like, abundant and increase in amount with compression of chest. Even after wiping it gradually reappears, especially if pressure is applied to... | 9,916 | medmcqa_train |
All are mechanisms of IUCDs except: | Mechanism of Action: Several mechanisms are responsible for the contraceptive effect of an IUCD. The presence of a foreign body in the uterine cavity renders the migration of spermatozoa difficult. A foreign body within the uterus provokes uterine contractility through prostaglandin release and increases the tubal peri... | 9,917 | medmcqa_train |
Which of the following is not a feature of lateral cerebellar lesion? | Resting tremors are seen in Parkinsonism In cerebellar lesions intension tremors are seen. Tremors are rhythmic oscillatory movements of a body pa. Reference: Harrison20th edition pg 2256 | 9,918 | medmcqa_train |
Reversible diabetic nephropathy is characterized by: | Microalbuminuria (<300 mg/day or <300mg/d) shows that diabetic nephropathy is reversible. Overt proteinuria ie >300mg/d is usually irreversible.
The most common histological pattern in DM is Diffuse Glomerulosclerosis.
The most typical histological pattern in DM is Kimmelstiel-Wilson lesion (nodular glomerulosclerosi... | 9,919 | medmcqa_train |
Side effect of minoxidil which is used as therapeutic use? | Ans. B. Hair growthMinoxidil is arteriolar dilator. Its peculiar side effect is hair growth which is used in patients suffering from alopecia. | 9,920 | medmcqa_train |
A child presents with peripheral circulatory failure. The aerial pH is 7.0, pCO2 of 15 mmHg, p0276 mmHg. Which of the following will be the immediate therapy- | Ans. is b' i.e., Bolus of Ringers lactate It is a case of metabolic acidosis (lactic acidosis) due to peripheral circulatory failure (It is a common knowledge that in cases of peripheral circulatory failure metabolic acidosis occurs due to production of lactic acid). In moderate or mild cases of metabolic acidosis i.e.... | 9,921 | medmcqa_train |
Most common site of squamous cell carcinoma: | Lateral border of tongue is the most common site of squamous cell carcinoma.
Carcinoma of the tongue accounts for more than 50% of intraoral cancers in the United States. Two-thirds of lingual carcinomas appear as painless, indurated masses or ulcers of the posterior lateral border; 20% occur on anterior lateral or ven... | 9,922 | medmcqa_train |
Bag and mask ventilation is contraindicated in ? | Ans. is 'c' i.e., Diaphragmatic hernia o In diaphragmatic hernia, the abdominal contents herniating into thoracic cavity have already compromised ventilation. o Giving bag and mask ventilation to this patient will worsen the condition of the patient as air will also enter in the stomach and fuher compress the lungs. o ... | 9,923 | medmcqa_train |
In right handed individuals, the left cerebral hemisphere is more developed than the right cerebral hemisphere. The left cerebral hemisphere is mainly responsible for | Ans. d.Written and spoken language | 9,924 | medmcqa_train |
A child is brought to the pediatric OPD with high grade fever of 24 hours duration. History reveals 3 episodes of chest infection and passage of foul smelling stools. The most probable diagnosis is: | High grade fever and recurrent chest infection along with passage of foul smelling stools (steatorrhea) suggests a diagnosis of cystic fibrosis. In cystic fibrosis because of pancreatic exocrine insufficiency, foul smelling stool (steatorrhea) is common. Cystic fibrosis: Autosomal recessive disease Mutation in cystic f... | 9,925 | medmcqa_train |
Acanthosis involves – | Acanthosis
This term is used to describe an increase in a number of cells in the spinous cell layer or prickle cell layer of the epidermis. | 9,926 | medmcqa_train |
Criteria for wholesome water? | Ans. is 'a' i.e., Free from pathogenic organisms | 9,927 | medmcqa_train |
High anion gap metabolic acidosis is seen in | Causes of HAGMA CO, CN Alcoholic ketoacidosis and starvation ketoacidosis Toluene Metformin, Methanol Uremia DKA Pyroglutamic acidosis, paracetamol, phenformin, propylene glycol, paraldehyde Iron, Isoniazid Lactic acidosis Ethylene glycol SalicylatesRef: Ganong&;s review of medical physiology 23rd edition Page no: 684 | 9,928 | medmcqa_train |
Concentric hyperophy of left ventricle is seen in - | Ans. is 'b' i.e., Hypeensiono Concentric hyperophy In pressure overload, e.g. hypeension and aoic stenosis. o Eccentric hyperophy ---> In volume overload, e.g. in aoic regurgitation. | 9,929 | medmcqa_train |
All the following are Causes of acute renal failure except | Other Causes :
Congestive cardiac failure.
NSAIDs.
Cyclosporine.
Acute glomerulonephritis. | 9,930 | medmcqa_train |
A patient from Himachal pradesh gets a thorn prick & subsequently presents with a verrucous lesion on feet which on microscopy revealed "Copper penny bodies". The diagnosis is | History of thorn prick and verrucous or cauliflower like appearance and presence of copper penny bodies suggests of chromoblastomycosis. | 9,931 | medmcqa_train |
Commonest cancer in burn scar is - | Answer is 'a' i.e. Sq. Cell Ca. Malignancy arising in burn scar is k/a Marjolin's ulcer. It is most commonly squamous cell ca, although basal cell carcinomas may also be seen. | 9,932 | medmcqa_train |
The ideal place to record body temperature in dead body is - | Ans. is 'a' i.e., Rectum o Most common site for recording temperature is the rectum.o Thermameter is inserted in rectum around 8-10 cm for 2 minutes.o Other sites for recording temperature are nose, ear (external auditory meatus), vagina, and under liver. | 9,933 | medmcqa_train |
A person comes to you for advice regarding alcohol intake. He consumes alcohol daily and want to know the safe limit for drinking as he wants to avoid liver damage. What would be the approximate safe limit of alcohol in this scenario? | 210 gm of alcohol for men and 140 gm of alcohol in women per week is considered safe limit for drinking, if liver damage is to be avoided. Also know: % of alcohol in different beverages Rum - 50 to 60% Whisky, gin, brandy - 40 to 45% Po, sherry - 20% Wine - 10 to 15% Beer - 4 to 8% Ref: Textbook of Forensic Medicine an... | 9,934 | medmcqa_train |
Spongiform degeneration of cerebral coex occurs in - | Spongiform Encephalopathy (Creutzfeldt-Jakob Disease) Spongiform encephalopathy, also called Creutzfeldt-Jakob disease (CJD) or mad-cow disease, though included under the group of viral encephalitis but is caused by accumulation of prion proteins. Prion proteins are a modified form of normal structural proteins present... | 9,935 | medmcqa_train |
Congenital Coxa yarn is treated by - | Treatment is by a subtrochanteric corrective osteotomy. | 9,936 | medmcqa_train |
A young boy of 18 years gets recurrent busts of otitis externa after swimming. Which of the following methods should be recommended? | Use of 2% acetic acid or dilute alcohol is the most-effective method to prevent otitis externa after swimming. Antibiotic, antifungal or steroid containing drugs are not recommended for prophylaxis. | 9,937 | medmcqa_train |
In the immediate post operative period, body potassium is | There is increased Adreno cortical activity which causes Na+ retention & K+ excretion. | 9,938 | medmcqa_train |
Which of the following is not involved in Wernicke's Korsakoff psychosis- | Ans. is 'd' i.e., Hippocampus o Hippocampus is not involved in Wernicke 's korsakoff syndromeo The areas commonly affected include the:-# Medial dorsal thalamic nucleus# Mammillary bodies# Periaqueductal grey matter# Floor of the fourth ventricle which include the occular motor and vestibular nuclei.o The lesions of we... | 9,939 | medmcqa_train |
Koebner's phenomenon is seen in all except | Ans. c (Tinea corporis). (Ref. Harrison, Medicine, 18th/Ch. 52)KOEBNER'S PHENOMENON: (ISOMORPHIC RESPONSE)# Epidermal injury may stimulate lesions to subsequently develop in the area of the injured skin. When the injury occurs in streaks, the ensuing papules will develop in linear array - Koebner's phenomenon.# Koebner... | 9,940 | medmcqa_train |
Etheromanias refer to ? | Ans, B. Ether addictionEther addiction or etheromania is the addiction to inhalation or drinking of diethyl ether. | 9,941 | medmcqa_train |
Which of the following does not occur in a patient with gastrinoma? | Ans. is 'c' i.e., Basal acid output (BAO) less than 15mEq/litre BAO is usually more than 15 meq/h in pts with gastrinoma (> 80% cases).A gastrinoma is a neuroendocrine tumour that secretes gastrin.The chronic hypergastrinemia leads to - gastric acid hypersecretion - peptic ulcer disease as well as diarrhoea.Symptoms of... | 9,942 | medmcqa_train |
True about Apoptosis all EXCEPT - | Ans. is 'b' i.e., Inflammation is present o The two most striking features of apoptosis are:" 1.1n contrast to necrosis it does not elicit inflammation2. Considerable apoptosis may occur in tissues before it becomes apparent in histological section (because it occurs very rapidly). | 9,943 | medmcqa_train |
Resperidone increases the risk of: | Ref: KDT 6/e p429 *Risperidone is an atypical anti-psychotic agent. *It carries no risk of blood dyscrasias. *EPS occur at higher dose (>6mg/day) *It is less epiletogenic than clozapine. It cause rise of prolactin during therapy. It can cause SIADH. | 9,944 | medmcqa_train |
Dose of lignocaine for spinal anesthesia is `)/0 of: | 5% | 9,945 | medmcqa_train |
Any edentulous space created by the loss of a canine and any two contiguous teeth is best restored with: | Missing maxillary canine or mandibular canine (one tooth) come under complex fixed partial dentures and central incisor, lateral incisor and 1st premolar acts as abutments, where as for other teeth(incisors, premolars and molars) the adjacent teeth in relation to the missing tooth are enough to act as abutments.
FPD r... | 9,946 | medmcqa_train |
A peripheral smear with increased neutrophils, basophils, eosinophils, and platelets is highly suggestive of | The peripheral blood picture of this patient is quite characteristic of chronic myeloid leukemia.
Chronic myeloid leukemia is a stem cell disease that is characterized by leukocytosis with granulocytic immaturities, basophilia, splenomegaly and distinct chromosomal abnormality Philadelphia chromosome. | 9,947 | medmcqa_train |
Cleft lip is repaired at: (Repeat) | Ans: A (2 - 4 months) Ref: Nelson's Textbook of Pediatrics. 19th Edition Explanation: Timing of elective surgery for various conditions Cleft lip 3 months Cleft soft palate. 3 months Cleft hard palate. 12-15 months Combined soft and hard palate. 1 year Combined lip and soft palate. 3 months Hypospadias. 6-12 months Umb... | 9,948 | medmcqa_train |
Parachute reflex disappears _____ | The parachute reflex occurs at 7-8 months of age and remains throughout life. It can be evoked by holding the infant&;s trunk and then suddenly lowering the infant as if he or she were falling. The arms will spontaneously extend to break the infant&;s fall. This reflex is a prerequisite to walking. Ref: Nelson textbook... | 9,949 | medmcqa_train |
In leucopenia, which cell type is predominantly involved? | Leucopenia
The absolute granulocyte count is particularly low (below 1500/µl) with relative lymphocytosis. The neutrophils are morphologically normal, but their alkaline phosphatase score is high.
Reference: Textbook of Pathology, Harsh Mohan, 7th ed page no 302 | 9,950 | medmcqa_train |
Which of the following pharyngeal pouch give rise to ultimobranchial body? | Pharyngeal pouch V give rise to ultimobranchial body which is a pa of the thyroid gland that give rise to parafollicular or C cells. Pharyngeal pouches and their derivatives: Pharyngeal pouchStructures derivedIMiddle ear cavity, eustachian tube, tympanic membraneIIPalatine tonsil, tonsillar fossaIIIInferior parathyroid... | 9,951 | medmcqa_train |
The beginning of the thoracic duct is known as the: | The cisterna chyli, or the beginning of the thoracic duct, receives the right and left lumbar trunks. The cisterna lies on the bodies of the upper two lumbar veebrae between the right crus of the diaphragm and the abdominal aoa and represents a dilated receptacle for the lymph gathered from the lower pa of the body. Re... | 9,952 | medmcqa_train |
Galton's system is used for: | Ans. Dactylography | 9,953 | medmcqa_train |
After using transdermal nitroglycerin skin patches for 1 week, a patient with an 8-month history of chronic stable angina pectoris observes an increasing frequency of mild angina episodes during exeion. The patient has been conscientiously applying a new patch every morning immediately after removing the old one. The p... | Tolerance to organic nitrates may develop in a few days or less, depending on the dose and frequency of administration. Continuous exposure to nitroglycerin through use of a transdermal skin patch has frequently caused nitrate tolerance. A daily 10-to-14-hour drug-free period will prevent nitrate tolerance. Nitrate tol... | 9,954 | medmcqa_train |
Regarding Precipitous labour , all of the following statements are true EXCEPT ? | Precipitous labor It is an extremely rapid labor and delivery, resulting in expulsion of the fetus in<3 hours. It is frequently followed by uterine atony. The uterus that contracts with unusual vigor before delivery is likely to be hypotonic after delivery. Adverse perinatal outcomes from rapid labor are there such as ... | 9,955 | medmcqa_train |
Meals supplied in mid day meals programme should provide: September 2005, March 2013 (g) | Ans. C: 1/3 calories and 1/2 proteins Mid-day meal programme/school lunch programme is in operation since 1961 with the major objective of attracting more children to schools and retain them so that literacy improvement of children could be brought about. The meal supply should provide at least one-third of the total e... | 9,956 | medmcqa_train |
All are features of Vit. D intoxication, except ? | Ans. is 'd' i.e., Oliguria There is polyuria (not oliguria) Hvpervitaminosis D o The sign and symptoms of vitamin D intoxications are secondry to hypercalcemia which is caused by - i) Excessive bone resorption (major cause) --> Vit D causes bone resorption. ii) Increased calcium absorption o Manifestations are ? 1. GIT... | 9,957 | medmcqa_train |
Fifth clinical sign i.e., loss of function (functio laesa) was added by: | Acute inflammation Four cardinal signs of inflammation was given by Celsus. Rubor (redness) Tumor (swelling) Calor (heat) Dolor (pain). These signs are hallmarks of acute inflammation. A fifth clinical sign, loss of function (functio laesa), was added by Rudolf Virchow in the 19th century. Metchinkoff described process... | 9,958 | medmcqa_train |
Tumor marker relevant with ovarian carcinoma is: | Answer is A (CA 125) : Manual of Clinical Surgery by Kirk CA 125 is the most commonly used tumor marker for ovarian cancer - Kirk CA-125 is found in derivatives of Coelomic epithelium, including pleura pericardium and peritoneum but is not detected in normal ovarian tissue. | 9,959 | medmcqa_train |
Incision for medicolegal autopsy include all except? | Ans. is 'c' i.e., Modified 'I' shaped Types of primary skin incisions are :?I-shaped incision: Extending from the chin straight down to symphysis, passing to the side the umblicus.Y-shaped incision: Begins close to acromion process and then extends down below the breast across to xiphold process from where it is carrie... | 9,960 | medmcqa_train |
The secondary flare is necessary for class II cast gold inlay preparation for several reasons, but basically the direction of the flare results in: | Secondary flare:
It is a flat plane superimposed peripherally to the primary flare. Advantages are:
Secondary flare ensures cavosurface margins to extend into embrasures (self-cleansing area).
Permits easy burnishing and finishing of the restoration.
Produces more obtuse-angled and stronger cavosurface margin.
In cla... | 9,961 | medmcqa_train |
In dermatomyositis which is not seen | *DM is a distinct entity identified by a characteristic rash accompanying or more often preceding muscle weakness. this includes heliotrope rash ,erythema of knuckles with a raised violaceous scaly eruption(Gottron's sign). *Dilated capillary loops at the base of fingernails are also characterised *Palma areas of finge... | 9,962 | medmcqa_train |
A person who comes in contact with a case of coronavirus (COVID- 19) needs to be followed up for | A person who comes in contact with a coronavirus(COVID-19) case (confirmed or probable) needs to be followed up for apperance of symptoms of coronavirus for the maximum incubation period of 14 days. Treatment: There is no specific antiviral treatment recommended for COVID-19. People with COVID-19 should receive suppoiv... | 9,963 | medmcqa_train |
Involvement of the joints of hand is relatively uncommon in which of following ahritis? | Joints involved in ankylosing spondylitisAnkylosing spondylitis primarily affects the axial skeletonThe disease usually begins in the sacroiliac joints and usually extends upwards to involve the lumbar, thoracic, and often cervical spineIn the worst cases, the hips or shoulders are also affected. The hip joint is the m... | 9,964 | medmcqa_train |
Asymptomatic gonorrhoea in females is due to infections of : | Endocervix | 9,965 | medmcqa_train |
Orphan drugs are:- | * Orphan drugs are defined as the medicines which are unlikely to be developed by pharmaceutical industry due to economic reasons but which respond to public health needs. * Orphan drug is developed specifically to treat a rare medical condition (affecting fewer than 200,000 people), the condition itself being referred... | 9,966 | medmcqa_train |
Renal collar which surrounds the aoa has its two limbs split by - | Ans. is 'a' i.e., Left renal vein The left renal vein normally passes anterior to the aoa to join the I.V.C. However sometimes the left renal vein may divide and send one limb anterior and one posterior to the aoa to reach the inferior vena cava k/a venal collar representing persistence of embryological state. Also rem... | 9,967 | medmcqa_train |
Which of the following drug is an Immunostimulant? | (Ref: Goodman & Gliman 11/e p1422) All other drugs listed in the options posses immunosuppressant propeies. | 9,968 | medmcqa_train |
OCP's are contraindicated in A/E : | Ans. is c i.e. Polycystic ovarian disease | 9,969 | medmcqa_train |
Japanese encephalitis vaccine is: | Ans. (a) Live attenuatedRef : K. Park 23rd ed. / 286-87* JE vaccine is a live attenuated vaccine. It is available in killed vaccine form also.* Strain: SA 14-14-2- liveNakayama strain- killed* One dose of JE vaccine is given at 16-24 months of age.Also Know* MC live vaccine used: BCG* MC killed vaccine used: Pertusis* ... | 9,970 | medmcqa_train |
Which of the following is not a sign of reversible cell injury? | Ans. (b) Cell shrinkage(Ref: Robbins 9th/38;8th/pg 17)Features of reversible cell injury seen in light microscopy are cellular swelling and fatty change.Cell shrinkage is a feature of apoptosis (cell death) | 9,971 | medmcqa_train |
Wormian bones are not noted in - | Wormian bones
Wormian bones are extra bone pieces that occur within a suture in the cranium.
These are irregular isolated bones which appear in addition to the usual centres of ossification of the cranium.
They occur most frequently in the course of the lambdoid suture.
Causes of Wormian bones (Mnemonic - PORKCHOPS)
... | 9,972 | medmcqa_train |
Hidradenitis suppurativa is a disease of: | Hidradenitis suppurativa is chronic inflammation and secondary infection of apocrine sweat glands Aetiology : Unknown ,common in post-pubeal females, maybe inherited(AD in some families) C/F Rare chronic painful skin condition with inflammation of the skin at sites rich in apocrine glands (axilla, groin, natal cleft) O... | 9,973 | medmcqa_train |
Positive G effect ? | Ans. is 'b' i.e., Black outEffects of positive G:Venous return decreases --> hence, cardiac output decreases.Blood rushes towards lower limbs --> hence increased pressure in lower limb vessels.Blood is drawn away from upper body --> hence decreased cerebral aerial pressure.At very high positive G:Difficulty in blood fl... | 9,974 | medmcqa_train |
All of the following are preschool age problems EXCEPT: March 2013 (b, c, d) | Ans. B i.e. Temper tantrum Temper tantrum reaches its peak point during second and third year of life and gradually subsides in between 3-6 years as the child learns to control his negativism and complies to the request of others | 9,975 | medmcqa_train |
Function of UGA codon - | Ans. is 'c' i.e., Terminates protein synthesis o Termination (stop/nonsense) codons signal to terminate the translation. These are 3 stop codons UAA, UGA and UAGo Initiation codon - AUGo Stop codons (termination codons or nonsense codons) - UAA, UGA, UA G | 9,976 | medmcqa_train |
Most common site of intracranial metastasis is from primary carcinoma of | MC brain tumor is metastasis,arising from - (1) Oat cell Ca lung/small cell Ca lung (2) Ca Breast (3) M. Melanoma MC 1deg Brain tumour- Glioma MC benign brain tumour - Meningioma | 9,977 | medmcqa_train |
Regarding S3 heart sound all are true except | S3 is heard in chronic MR (not in acute MR) | 9,978 | medmcqa_train |
A 65-year-old diabetic woman develops weakness on the left side of the face, right arm,and right leg. She also has diplopia on left lateral gaze. What is the site of lesion? | Weakness on the left side of the face Weakness of the right sides of arm and leg | Crossed hemiplegia / Millard gubler syndrome. Pontine stroke. I/L 6th N. palsy- Diplopia on looking laterally I/L 7th N. palsy- facial paralysis but sensations not affected Coicospinal tract damage in pons will lead to C/L hemiplegia in ... | 9,979 | medmcqa_train |
Buerger's Disease is | Buerger's Disease is non atherosclerotic inflammatory disorder involving medium sized and distal vessels. It is segmental, progressive , occlusive, inflammatory disease. | 9,980 | medmcqa_train |
Most common nerve to be damaged in dislocation of shoulder is : | A i.e. Axillary Nerve | 9,981 | medmcqa_train |
Most common cause of stridor in infant and young children – | Laryngomalacia is the most common congenital laryngeal anomaly.
It is the most common cause of stridor in infants and children. | 9,982 | medmcqa_train |
Mallory denk bodies are seen in all except | Mallory denk bodies are not seen in Hemochromatosis and 2o biliary cirrhosis. | 9,983 | medmcqa_train |
Which of the following statement is not true about NSAIDs | Acetylsalicylic acid (asprin) is an Irreversible inhibition of COX enzyme. IT results in inhibition of prostaglandin and TX synthesis at low doses for (40 to 325 milligrams) it exes antiplatelet action. this drug shows saturation kinetics at high doses that is kinetics changes from first order to zero order. therefore ... | 9,984 | medmcqa_train |
Rothera&;s test used for detection of | The presence of ketosis can be established by the detection of ketone bodies in urine by Rothera&;s test.Rothera&;s test: Saturate 5 mL of urine with solid ammonium sulfate. Add a few drops of freshly prepared sodium nitroprusside followed by 2 mL of liquor ammonia along the sides of the test tube. Development of a pur... | 9,985 | medmcqa_train |
A man weighing 70 kg has a hematocrit of 45%. What would he his approximate plasma volume? | Ans. (d) 3080mL(Ref: Ganong Review of medical physiology, 21st ed p.2)8% of body weight is blood volumeSo, here for 70 kg man, Blood volume is 5.6 Litres (70*8/100)Blood Volume = Plasma volume/1-hematocritSo, Plasma volume = Blood volume*(1-hematocrit)Here, Plasma volume =5.6*(1-0.45)=3080mL | 9,986 | medmcqa_train |
Median nerve supplies all muscles of the thumb except - | Median nerve supply in hand
- Flexor pollicis brevis
- Opponens pollicis
- Abductor pollicis brevis
First two lumbricals
Adductor pollicis is supplied by Ulnar nerve | 9,987 | medmcqa_train |
Secondary glaucoma in early stage of herpes zoster ephthalmicus occurs due to: | Ans. Trabeculitis | 9,988 | medmcqa_train |
Sodium content in mmol/L in WHO oral rehydration solution is - | Ans. is 'c' i.e., 90 | 9,989 | medmcqa_train |
Division of long thoracic nerve results in | Nerve to serratus anterior is also called long thoracic nerve(C5,C6,C7). A)Serratus anterior muscle along with the pectoralis minor pulls the scapula forwards around the chest wall to protract the upperlimb. B)The fibres inseed into the inferior angle of the scapula pull it forwards and rotate the scapula so that the g... | 9,990 | medmcqa_train |
Epidemic dropsy is caused by | Ans. (a) Sanguinarine | 9,991 | medmcqa_train |
Patient is having scanty, foul smelling discharge from middle ear, develops fever, headache and neck rigidity. CT of the temporal lobe shows a localized ring enhancing lesion, which of the following is least likely cause of this condition? | Commonest organisms in otogenic brain abscess include gram negative (Proteus, E coli, Pseudomonas) and anaerobic bacteria along with Staphylococcus and Pneumocci. H. Influenza infection is a rare cause of otogenic abscess. | 9,992 | medmcqa_train |
A 36-year-old woman has a cough and fever for 1 week. On physical examination, her temperature is 38.3deg C. She has diffuse crackles in all lung fields. A chest radiograph shows bilateral extensive infiltrates. CBC shows hemoglobin, 13.9 g/ dL; hematocrit, 42%; MCV, 89 mm3; platelet count, 210,000/mm3; and WBC count, ... | Marked leukocytosis and immature myeloid cells in the peripheral blood can represent an exaggerated response to infection (leukemoid reaction), or it can be a manifestation of chronic myelogenous leukemia (CML). Normal maturation of myeloid cells in the marrow rules out CML. Although not provided in this case, a leukoc... | 9,993 | medmcqa_train |
Secondary prevention is applicable to ? | Ans. is 'b' i.e.,Early stage of disease Primordial prevention - Before risk factor present.Primary prevention - Before onset of disease (risk factor present).Secondary prevention - In early stage of disease.Teiary prevention - Late stage of disease. | 9,994 | medmcqa_train |
A leukemia patient who has undergone multiple courses of chemotherapy develops herpes simplex encephalitis. Which of the following would you expect a CT scan of the patient's brain to show? | Herpes simplex can cause a necrotizing, hemorrhagic acute encephalitis that may rapidly produce death. The encephalitis characteristically involves the lower poions of the cerebral coex, notably the temporal lobes and the base of the frontal lobes, possibly because the infection spreads from the oropharynx. Ref: Ropper... | 9,995 | medmcqa_train |
Diarrhoea syndrome in an AIDS patient can be d/t – a) Rota virusb) Cryptosporac) Adenovirusd) E. soli | Agents commonly causing diarrhea in HIV patient.
Rota virus
Isospora
Cryptosporidium
Cyclospora
Microsporidium
Giardia Lambi
Bacterial pathogens | 9,996 | medmcqa_train |
Physiological jaundice of newborn may be managed by all except - | Ans. b (Phenytoin sodium). (Ref. Nelson Textbook of Pediatrics 17th ed., 593, 597) # Jaundice during the 1st 24 hrs of life warrants diagnostic evaluation and should be considered to be due to hemolysis until proved otherwise. Septicemia and intrauterine infections such as syphilis, cytomegalovirus, and toxoplasmosis s... | 9,997 | medmcqa_train |
1, 25 (OH)2 Cholecalciferol is formed in- | 25-hydroxy Cholecalciferol is formed in liver Whereas 1, 25 (OH)2 Cholecalciferol is formed in kidneys. Additional edge on synthesis of Vitamin D: Activation of 7-dehydro cholesterol by UV light in skin produces Cholecalciferol 25-hydroxylation in liver to form 25-hydroxy cholecalciferol 1-alpha- hydroxylation in kidne... | 9,998 | medmcqa_train |
Most common cause of obstruction in atrophic rhinitis is: | (a) Excessive formation of crust(Ref. Cummings, 6th ed., 695)The excessive crusting leads to nasal obstruction in spite of roomy cavities.On removal of crusts there is bleeding. But there is no synechiae formation. There is no polypoidal change . | 9,999 | medmcqa_train |
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