One of the descriptions below is from the perspective of physiological study, the rest are from an anatomical perspective. Select the description below that comes from physiological perspective.单项选择题

A

A) The lining of blood vessels are comprised of smooth muscle

B

B) There are 4 chambers of the heart

C

C) The heart is comprised of muscular tissue

D

D) The skull is formed by 22 facial and cranial bones.

E

E) The contraction of smooth muscle in blood vessels (vasoconstriction) can reduce the flow of blood through the vessel.

登录即可查看完整答案

我们收录了全球超50000道真实原题与详细解析,现在登录,立即获得答案。

更多留学生实用工具

加入我们,立即解锁 海量真题独家解析,让复习快人一步!