click below
click below
Normal Size Small Size show me how
ch 6 my notes mofo
Question | Answer |
---|---|
skeletal muscle surrounded by a connective tissue sheath | epimysium |
connective tissue located outside the epimysium; surrounds and separates muscles | fascia |
ability of skeletal muscle to shorten with force | contractility |
capacity of skeletal muscle to respond to a stimulus | excitability |
ability to be stretched | extensibility |
ability to recoil to their original resting length after they have been stretched | elasticity |
loose connective tissue that surrounds the fascicles | perimysium |
single muscle cells that make up the fasciculi | fibers |
connective tissue sheath that surrounds a fiber | endomysium |
threadlike structure that extends from one end of the fiber to the other | myofibrils |
thin protein fiber that resembles two minute strands of pearls twisted together | actin myofilaments |
thick protein fiber that resembles bundles of minute golf clubs | myosin myofilaments |
highly ordered units of actin and myosin myofilaments | sarcomeres |
area that a sarcomere extends from | Z line |
area on each side of the Z line that consists of actin | I band |
area in the center of a sarcomere that consists of myosin | H zone |
dark staining band where myosin myofilaments are anchored in the center | M line |