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Question 65

Which statements correctly classify how an antagonistic pair works at a movable joint? Select all that apply.

  1. The pair produces opposite joint actionsCorrect answer
  2. Both members must shorten equally at once
  3. Antagonistic means both muscles are damaged
  4. One member can contract as the other relaxesCorrect answer

Explanation

An antagonistic pair has opposing effects on a joint, and one member can shorten while the opposing member relaxes for a given movement. The term describes coordinated opposition, not injury, and equal shortening would not create the intended opposing action.

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Question 65: Which statements correctly classify how an antagonistic… · Human Body Systems · Questena