Question

question 46
renin is
a hormone
an enzyme
a plasma protein that gets converted into aldosterone
a plasma protein that gets converted into angiotensin ii

question 47
which of the following stimulates the retention of water, blood vessel constriction and decreased sweating?
epinephrine
cortisol
renin
antidiuretic hormone (adh)

Explanation:

Renin is an enzyme that initiates the renin - angiotensin - aldosterone system. Antidiuretic hormone (ADH) acts on the kidneys to increase water reabsorption, causes blood vessel constriction, and can reduce sweating to maintain body fluid balance.

Answer:

Question 46: B. an enzyme
Question 47: D. antidiuretic hormone (ADH)