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10
Define: Sarcomere
T-tubules encircle each sarcomere
Extends from one to another
Each has: (2 bands)
T-tubules encircle each sarcomere
Extends from one to another
Each has: (2 bands)
Highly ordered repeating units of actin and myosin myofilaments along the myofibrils: smallest functional unit of muscle fiber, smallest unit that can contract
2 T-tubules encircle each sarcomere
Extends from one Z disk to another Z disk
Each has
Dark bands: A bands
Light bands: I bands
2 T-tubules encircle each sarcomere
Extends from one Z disk to another Z disk
Each has
Dark bands: A bands
Light bands: I bands
