Q. No.The JG cells are activated by
(1) A fall in Glomerular blood flow
(2) A fall in Glomerular blood pressure
(3) A fall in GFR
(4) All of these
(1) A fall in Glomerular blood flow
(2) A fall in Glomerular blood pressure
(3) A fall in GFR
(4) All of these
JG cells release…….. which converts…..in…....to angiotensin I.
(1) Renin, Angiotensinogen, Heart
(2) Rennin, Angiotensinogen, Heart
(3) Renin, Angiotensinogen, Blood
(4) Renin, Angiotensin II, Blood
Which of the following is a powerful vasoconstrictor?
(1) Angiotensinogen
(2) Angiotensin I
(3) Angiotensin II
(4) Rennin
Angiotensin II has effects over
(1) Adrenal medulla
(2) Adrenal cortex
(3) Blood vessels
(4) Both B and C
For the ejection of urine the voluntary signal is given by
(1) ANS
(2) CNS
(3) PNS
(4) Afferent arterioles
Atrial Natriuretic Factor (ANF) is released by
(1) Atria of heart
(2) Ventricles of heart
(3) Right atrium only
(4) Left atrium only
ANF causes
(1) Decrease of blood pressure
(2) Vasodilation
(3) Increasing the diameter of vessels
(4) All of these
Which of the following mechanisms is antigonistic to RAAS pathway?
(1) ANF mechanism
(2) Counter-current pathway
(3) Both A and B
(4) Micturition
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