24. How do kidneys
participate in the blood
volume control? How is the
blood volume of the body
related to the arterial
pressure?

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The kidneys and hormones that act
them are the physiological
regulators of total blood volume
the body. As water is resorbed
the nephron tubules more the blood
increases; as more is
excreted in the more the
volume lowers.

The volume in its has a direct
to blood pressure. blood
pressure increases the blood
volume and it lowers
the blood volume . That is the
why one of main groups of
drugs is the .
Doctors often prescribe for the
hypertensive to excrete more
and thus lower blood
pressure.