With a Bi-Articular Muscle, If Neither the Proximal or Distal

question 21

Multiple Choice

With a bi-articular muscle, if neither the proximal or distal end is "fixed" during a contraction of the respective muscle:

• A) motion will occur at the proximal joint only
• B) motion will occur at the distal joint only
• C) motion will occur at both the proximal and distal joints
• D) no motion will occur

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