Mcq Subject: Physiology
A patient suffering from Zollinger- Ellison syndrome would be expected to have:
A. Excessive acid reflux into the esophagus, resulting in esophagitis
B. Excessive secretion of CCK, causing continuous contraction of the gallbladder
C. A gastrin-secreting tumor of the pancreas, causing excessive stomach acid secretion and peptic ulcers
D. Low plasma lipid levels, due to failure of the liver to secrete VLDLs
View DescriptionWhich of the following is true about fouh hea sound ‘S4’
A. Can be heard by the unaided ear
B. Frequency is greater than 20 Hz
C. Heard during ventricular filling phase
D. Heard during ventricular ejection phase
View DescriptionWhich among the following is a true statement about Thymosin?
A. A Pituitary hormone that regulates thymic development
B. A Glycoprotein that confers passive immunity to non sensitized hosts
C. An antiserum against thymocytes
D. A thymic hormone that induces maturation of pre-T cells
View DescriptionCoronary blood flow is maximum during?
A. Isovolumetric contraction
B. Rapid ejection
C. Slow ejection
D. Isovolumetric relaxation
View DescriptionGenerator area in a nerve cell is
A. Cell body
B. Initial segment
C. Axon
D. Dendrites
View DescriptionTrue about blood pressure measurement is all/except
A. Cuff width should be 40% of arm circumference
B. Diastolic blood pressure is indicated by fouh Korotkoff sound
C. Small cuff measures spuriously elevated Diastolic blood pressure
D. Monkenberg sclerosis causes pseudohypeension
View DescriptionDeficiency of cortisol causes:
A. Cushing syndrome
B. Graves disease
C. Addison disease
D. Acromegaly
View DescriptionAll of the following are true about peritoneal fluid, EXCEPT:
A. Lack of fibrinogen-related clot formation
B. Peritoneal fluid is directed toward aerial flow
C. Free movement of viscera
D. Removes excess fluid and paiculates
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