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