SECTION II MUSCULAR SYSTEM Muscles are bundles of parallel muscle tissue fibers.
第二部分 肌肉系统肌肉是一捆平行的肌肉组织纤维。
英语百科
Skeletal muscle
Skeletal muscle is one of three major muscle types, the others being cardiac muscle and smooth muscle. It is a form of striated muscle tissue which is under the voluntary control of the somatic nervous system. Most skeletal muscles are attached to bones by bundles of collagen fibers known as tendons.