Alex has just given blood at the Red Cross blood drive, and immediately after the event, his blood pressure is a little lower than normal. How might his body respond to this?
A) Arteries can constrict to increase blood pressure.
B) His body is able to immediately manufacture new blood cells.
C) All the lost blood cells are replaced with water.
D) Veins can dilate to reduce blood flow.
Correct Answer:
Verified
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