Kin Muscle Tissues Chapter 10

don't want to use muscles for _____, want to use them for movement

Small area that each nuclei ‘governs

• myonuclear domain

• Skeletal muscle

• Muscle Fascicle

• Muscle Fiber

• Myofibril

organ made up of muscle fascicles that contain muscle fibers, blood vessels, & nerves, wrapped in epimysium

• myonuclear domain

• Skeletal muscle

• Muscle Fascicle

• Muscle Fiber

• Myofibril

bundle of muscle fibers wrapped in perimysium

• myonuclear domain

• Skeletal muscle

• Muscle Fascicle

• Muscle Fiber

• Myofibril

has a striated appearance - long cylindrical cell covered by endomysium & sarcolemma - contains sarcoplasm, myofibrils, many peripherally located nuclei etc.

• filaments (myofilaments

• Skeletal muscle

• Muscle Fascicle

• Muscle Fiber

• Myofibril

threadlike contractile elements within sarcoplasm of muscle fiber that extend entire length if fiber - composed of filaments

• filaments (myofilaments

• Skeletal muscle

• Muscle Fascicle

• Muscle Fiber

• Myofibril

contractile proteins within myofibrils that are of 2 types : thick filaments & thin filaments

• filaments (myofilaments

• Skeletal muscle

• Muscle Fascicle

• Muscle Fiber

• Myofibril

exercise increases/activates _______ cells

aging decreases number of _______ cells

more nuclei in skeletal muscle means _______ synthesis & repair of damaged muscle