Answer the following statement(s) true (T) or false (F)

1. in a relaxed muscle, the ends of the actin filaments overlap.
2. The sequence of crossbridge formation and myofilament movement will be repeated as long as calcium ions are present
3. T-tubules are invaginations of the sarcolemma of a muscle cell


1. False
2. True
3. True

Anatomy & Physiology

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