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, Elbow flexion, the upper limb muscles at what the state

yunbohan2010-02-02 04:01:03 +0000 #1
A. biceps and triceps while the biceps and triceps brachii contraction in B. At the same time relaxing at the same time relaxing

C. biceps brachii 3

D. biceps muscle contraction and other flexor muscle contraction, while triceps extensor muscles such as relaxation
neverのknown2010-02-02 04:12:54 +0000 #2
D Yes
frankzane12010-02-02 04:27:39 +0000 #3
Select D a.

This is not a biological, medical exams, that is, fitness examination questions.

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