运动系统的主要功能

1、顾名思义，运动系统主要的功能是运动。简单的抬手、复杂的书写等，人体的各种行为、动作都是由骨、骨连结和骨骼肌实现的。

2、运动系统的第二个功能是支持。构成人体基本形态，头、颈、胸、腹、四肢，维持体姿。

3、运动系统的第三个功能是保护。由骨、骨连结和骨骼肌形成了多个体腔以保护脏器，如颅腔、胸腔、腹腔和盆腔等。

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