Physiology Exam 1: 1. innervation by nerve triggers AP in muscle plasma membrane
2. AP travels down t-tubule and reaches SR
3. SR opens Ca2+ channels; Ca2+ rushes out into cytosol where muscle filaments are

Question

1. innervation by nerve triggers AP in muscle plasma membrane
2. AP travels down t-tubule and reaches SR
3. SR opens Ca2+ channels; Ca2+ rushes out into cytosol where muscle filaments are

Emma Grace Goldman · Accepted Answer

process of opening SR Ca2+ channels (3 steps)

Physiology Exam 1

1. innervation by nerve triggers AP in muscle plasma membrane 2. AP travels down t-tubule and reaches SR 3. SR opens Ca2+ channels; Ca2+ rushes out into cytosol where muscle filaments are

Process of opening SR Ca2+ channels (3 steps)

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