Multiple choice

Which muscle type has the greatest range in speed of contraction?

  1. cardiac

  2. skeletal

  3. smooth

  4. they all contract at the same speed
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Skeletal muscle exhibits the greatest range in contraction speed, containing both fast-twitch fibers for rapid movements and slow-twitch fibers for sustained endurance. Smooth muscle contracts very slowly, while cardiac muscle contracts at a moderate, rhythmic pace.

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