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5 Cards in this Set

  • Front
  • Back
A-band
corresponds with the alignment of the myosin filaments
actin
a myofilament that is part of a sarcomere
action potential
an electrical nerve impulse
concentric muscle action
when the total tension developed in all the cross-bridges of a muscle is sufficient to overcome any resitance to shortening
cross-bridge
globular heads that protrude away from the myosin filament at regular intervals