Chapter 1- Muscle Physiology

Question 0

Transverse planes; coronal planes; Sagittal planes

Answer 0

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Question 1

How does a muscle contract?

Answer 1

Myosin, the thick filament, uses calcium, magnesium and ATP walks along Actin to the Z-line. As z-line to z-line gets shorter, the sarcomere gets smaller and muscle contracts

Question 2

Anterior; posterior; inferior; superior; medial; lateral; internal rotation; external rotation; supernate; pronate; circumduction

Answer 2

Front; back; furthest from the head; closest to the head; closest to midline; furthest from midline; palms up; palms down;