A.等張收縮 B.向心收縮 C.離心收縮 D.動(dòng)力性收縮 E.靜力性收縮
A.肌肉收縮時(shí)起止點(diǎn)相互靠攏 B.肌肉收縮時(shí)起止點(diǎn)相互被拉長(zhǎng) C.向離心收縮 D.等長(zhǎng)收縮 E.運(yùn)動(dòng)時(shí)張力基本恒定
A.1/2 B.1/3 C.2/3 D.1/4 E.3/4