Mcq Subject: Physiology
True about gastric acid secretion:
A. Secretion ,l,ses with secretin
B. H2 blockers prevent release
C. Total acid output indicates parietal cell mass activity
D. All
View DescriptionBuerger waves (alpha waves) of EEG have the rhythm per sec of –
A. 0-4
B. 7-Apr
C. 13-Aug
D. 13-30
View DescriptionThe nerve impulse which leads to initiation of smooth muscle contraction
A. Cause opening of the calcium channel which leads to increase in Ca+2 contraction
B. Cause both plasma membrane and T - tubules to undergo depolarisation
C. Inhibits Na+ entry in sarcomere
D. Is initiated by binding of acetylcholine to receptors in sarcoplasmic reticulum
View DescriptionBilateral destruction of auditory cortex in man causes
A. Almost total deafness
B. Hearing defect for higher frequency sounds
C. Deficiency in interpretation of sounds
D. Inability for the orientation of sounds
View DescriptionRenal threshold for serum glucose level-
A. 100 mg/dl
B. 200 mg/dl
C. 300 mg/dl
D. 400 mg/dl
View DescriptionIntrinsic factor of castle is secreted by which of the following cells in gastric glands
A. Chief cells
B. Parietal cells
C. Enterochromaffin cells
D. B cells
View DescriptionWhen a person changes position from standing to lying down, following change is seen:
A. Hea rate increases
B. Venous return to hea increases immediately
C. Cerebral blood flow increases
D. Blood flow at apices of lung decreases
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