Clonic contractions involve which physiologic pattern?

Explore the BOC Domain 4 Therapeutic Modalities Test. Engage with multiple-choice questions and in-depth explanations to fully grasp treatment and rehab topics. Prepare effectively!

Multiple Choice

Clonic contractions involve which physiologic pattern?

Explanation:
Clonic contractions are defined by rapid, repeated muscle contractions that alternate with brief periods of relaxation. This creates the jerky, oscillating pattern of tightening and letting go, rather than a sustained squeeze. This is different from a tonic contraction, where the muscle stays steadily contracted without relaxation. A single phasic contraction would be just one brief twitch, not a repeating cycle, and no contraction means the muscle remains relaxed.

Clonic contractions are defined by rapid, repeated muscle contractions that alternate with brief periods of relaxation. This creates the jerky, oscillating pattern of tightening and letting go, rather than a sustained squeeze. This is different from a tonic contraction, where the muscle stays steadily contracted without relaxation. A single phasic contraction would be just one brief twitch, not a repeating cycle, and no contraction means the muscle remains relaxed.

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