What happens to blood pressure during exercise?
A. It increases slightly; some cardiovascular changes promote an increase while others promote a decrease.
B. It decreases greatly because vasodilation in skeletal muscles and heart tissue more than offsets factors that increase blood pressure.
C. It decreases slightly; some cardiovascular changes promote a decrease while others promote an increase.
D. It increases greatly because cardiac output increases and vasoconstriction in inactive organs raises blood pressure directly.
Ans: A. It increases slightly; some cardiovascular changes promote an increase while others promote a decrease.
You might also like to view...
What cells of the stomach secrete pepsinogen?
a. stem cells b. mucous cells c. goblet cells d. parietal cells e. chief cells
Which of the following is true of D-glucose and L-glucose?
What will be an ideal response?
Type I diabetes mellitus is caused by a lack of:
A) antidiuretic hormone (ADH). B) insulin. C) aldosterone. D) glucagon.
A/an ________ covers most parts of a bone except for its articular cartilage.
A. periosteum B. epiphysial plate C. diploe D. tendon E. epicondyle