29.用力吐氣時,需要下列那些肌肉收縮?
(A)不需要肌肉收縮
(B)橫膈肌(diaphragm)與外肋間肌(external intercostal muscles)
(C)腹肌(abdominal muscles)與內肋間肌(internal intercostal muscles)
(D)腹肌(abdominal muscles)與外肋間肌(external intercostal muscles)
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統計: A(25), B(83), C(1363), D(273), E(0) #1633125
統計: A(25), B(83), C(1363), D(273), E(0) #1633125