When renin is released from the kidney,
a. angiotensin I increases salt reabsorption at the kidneys.
b. angiotensin I is converted to angiotensin II.
c. angiotensinogen is converted into angiotensin I.
d. blood pressure goes down.
e. blood flow to the kidneys decreases.
Answer: c. angiotensinogen is converted into angiotensin I.