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