Matching Pairs Skeletal Muscle AnatomyOnline version Different parts of the skeletal muscle. by Lily Coutu 1 the whole muscle contains ... 2 a sarcomere is a contractile unit of... 3 myofilaments come in two different types 4 epimysium covers the ... 5 sarcomeres are made up of... 6 sarcolemma contains... 7 myofibrils contain bundles of... 8 fascia covers the ... 9 the sarcoplasmic reticulum plays an active role in... 10 skeletal muscle fibers and cells are surrounded by a membrane called... storing and releasing Ca2+ myofilaments fascicles that are wrapped in perimysium epimysium sarcolemma muscle fiber filaments whole muscle thick/dark (myosin/A band) and thin/light (actin/I band) multiple nuclei, myofibrils and sarcoplasmic reticulum myofilaments