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
Aldosterone causes reabsoption of
(1) Na+
(2) Water
(3) Na+ and water
(4) Na+, urea, water
RAAS pathway involves
(1) Renin
(2) Rennin
(3) Rumen
(4) Rinun
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
From where does the signal for Micturition arise?
(1) By stretching of the urinary bladder
(2) By relaxing of urniary bladder
(3) By reduction in the size of urinary bladder
(4) By contraction of urinary bladder