| A | B |
| fascia | covers individual muscle separtes one muscle from another |
| tendon | cord extending from the end of the muscle |
| aponeuroses | connection of muscle to muscle |
| epimysium | outer covering |
| perimysium | inward covering separates muscles into smaller componets |
| fascicles | covering of individual muscle fibers |
| endomysium | covering of fascicles |
| sarcolema | cell membrane |
| sarcoplasm | cytoplasm |
| myosin | dark bands protein filaments |
| actin | light bands protein filaments |