Which of the
following is a type of
rock that develops
from molten rock
cooling above the
earth's surface?
a. intrusive igneous rock
b. metamorphic rock
c. granite
d. obsidian

High blood pressure occurs when there is too much blood flowing through the blood vessels at one time. by changing the amount of water in the blood, blood pressure can change. the excretory system can to lower blood pressure.which would most likely occur in the kidney? a)more water would be transferred from the nephron.b)less water would be absorbed into the nephron.c)the amount of water in the bladder would decrease.d)the amount of water in the blood would increase.