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PN 151 Chapter 9 Muscular Questions
and Correct Answers the Latest Update
What is required for muscle contraction?
✓ ATP for energy and calcium to bind with troponin to allow contraction to occur.
Atrophy
✓ Decrease in the size of a muscle by not using the muscle.
Hypertrophy
✓ Enlargement of a muscle
Synergist
✓ Muscles that assist in the movement of a bone
Antagonist
✓ Muscles that oppose the action of a prime mover
Cardiac Muscle
✓ A type of involuntary muscle that is striated and found only in the heart
Skeletal Muscle
✓ Voluntary muscle that attaches to bone and causes movement
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