Muscle is an organ consists of muscle fiber and ct, fixed on bone by tendons CT 肌原纤维 肌纤维 肌纤维 肌束膜 肌内膜 肌内膜 肌束膜 肌膜 我肌细胞核 成纤维 肌上膜 S epimysium DCT Perimysium ● Endomysium e muscle satellite cell: differentiate and proliferate function: supporting, connecting, nourishing and regulatingMuscle is an organ, consists of muscle fiber and CT, fixed on bone by tendons CT: epimysium: DCT Perimysium Endomysium muscle satellite cell: differentiate and proliferate function: supporting, connecting, nourishing and regulating