Concerning the intervertebral disc, the right description is

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Concerning the intervertebral disc, the right description is

A.22 in number in adults

B.is a symphysis between vertebral arches

C.is composed of anulus fibrous and nucleus pulposus

D.the nucleus pulposus protrude anterorlaterally easily

E.the anulus fibrosus is an inner soft, highly elastic structure

参考答案:

答案:is composed of anulus fibrous and nucleus pulposus