What is the first type of muscle and what is the second type of muscle?

Author:麻麻康 Time:2020-09-27 14:52:24 Arcclick:

1.The first type of muscle is the deep muscle, which accounts for 70% of the muscle fibers. It is endurance muscle and is not easy to fatigue.

2.Type 2 muscles are superficial muscles, which account for 30% of muscle fibers. They contract rapidly, control urination and defecation, and perform normal sexual function.

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