adj. located towards the center of the body or near to point of attachment or origin. (p______)
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n. either of two bean-shaped organs that filter wastes (especially urea) from the blood and excrete them and water in urine. (k_____)
骨的构造包括 ( )
A. 骨干和骺
B. 骨板和骨小梁
C. 骨质、骨膜和骨髓
D. 骨密质和骨松质
E. 内、外板和板障
围成椎孔的是 ( )
A. 上下相邻的椎弓根
B. 椎弓根与椎弓板
C. 椎体与椎弓
D. 椎体与椎弓根
E. 上下相邻的椎弓
属于真肋的是 ( )
A. 第7肋
B. 第8肋
C. 第9肋
D. 第10肋
E. 第11肋