Skeletal muscles

Fascicle

A discrete bundle of muscle cells

Myofibril

A long, filamentous organelle found within muscle cells that has a banded appearance

Myofilament

Actin- or myosin-containing structure

Epimysium

Connective tissue covering an entire muscle

Perimysium

Connective tissue surrounding a fascicle

Sacromere

Contractile unit of muscle

Tendon

Cord like extension of connective tissue beyond the muscle, serving to attach it to the bone

Sacrolemma

Plasma membrane of the muscle cell

Endomysium

Thin connective tissue enclosing each muscle cell

Fiber

muscle cell