Mcq Subject: Physiology
A decrease in basal metabolic rate (BMR) is seen in which of the conditions?
A. Obesity
B. Hypehyroidism
C. Feeding
D. Exercise
View DescriptionThe blood pressure measured by a sphygmomanometer
A. Is lower than the intraaerial pressure
B. Is higher than the intraaerial pressure
C. Is same as the intraaerial pressure
D. Is the same with different cuff sizes
View DescriptionA 50 year old man presents with paresthesia. Hb = 6.8 gms/dl. Peripheral smear shows macrocytes and neutrophis with hypersegmented nuclei. Endoscopy reveals atroghic gastritis. Which of the following deficiency is more likely?
A. Fotate deficiency
B. Vitamin B12 deficiency
C. Riboliavan deficiency
D. Fotate deficiency
View DescriptionThe commonest cause of primary amenorrhea with ambiguous genitalia in a female with 46XX chromosome :
A. 21 hydroxylase def.
B. 17 hydroxylase def.
C. 11 hydroxylase def.
D. Desmolase hydrolase def
View DescriptionA 40-year-old male comes with complaint of indigestion and decreased appetite. He has a history of being treated for duodenal ulcer 4 years back. Investigation reveals elevation of gastrin levels. Which of the following statement is true regarding gastrin?
A. Secreted by parietal cells of stomach
B. Secreted by alpha ceils of pancreas
C. Decreases bicarbonate content in pancreatic secretion
D. It gets stimulated by endoluminal peptides in stomach
View DescriptionNormal expiratory reserve volume of adult?
A. 500 ml
B. 3000 ml
C. 1200 ml
D. 4500 ml
View DescriptionAccording to myogenic theory of renal autoregulation, the afferent aerioles contract in response to stretch induced by
A. NO
B. Noradrenalin
C. Opening of Ca2+ channels
D. Adenosine release
View DescriptionWhich of the following decreases in length during the contraction of a skeletal muscle fiber?
A. A band of the sarcomere
B. I band of the sarcomere
C. Thick filaments
D. Thin filaments
View DescriptionWhich of the following is not produced by hepatocytes:September 2006, September 2012
A. Gamma globulin
B. Albumin
C. Fibrinogen
D. Prothrombin
View DescriptionAction potential is produce by
A. Sodium Influx
B. Sodium Efflux
C. Potassium Influx
D. Potassium Efflux
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