Which of the Following is Not True of RAAS

Question

Which of the following is not true of RAAS?
A) It is initiated by the kidney.
B) It stimulates the secretion of aldosterone.
C) It causes constriction of blood vessels.
D) All of the above are true of RAAS.

Accepted Answer

All of the statements provided about the Renin-Angiotensin-Aldosterone System (RAAS) are true. It is initiated by the kidneys in response to decreased blood volume or blood pressure, stimulates the secretion of aldosterone from the adrenal cortex, and causes vasoconstriction, thereby increasing blood pressure.