掌骨 - Ossa metacarpi [I -V]

影像

描述

The metacarpus consists of five cylindrical bones, the metacarpals, which are numbered from the lateral side (ossa metacarpalia I-V); each consists of a body and two extremities.

Characteristics of the Individual Metacarpal Bones:

Articulations.—Besides their phalangeal articulations, the metacarpal bones articulate as follows: the first with the trapezium; the second with the trapezium, trapezoid, capitate and third metacarpal; the third with the capitate and second and fourth metacarpals; the fourth with the capitate, hamate, and third and fifth metacarpals; and the fifth with the hamate and fourth metacarpal.


结构高低级

大体解剖 > 骨, 骨骼系统 > 附肢骨骼 > 上肢骨, 自由上肢骨 > Pars libera membri superioris > 手骨 > 掌骨

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