The Optimal Length (L_o) of a Skeletal Muscle Cell Is

question 35

Multiple Choice

The optimal length (L_o) of a skeletal muscle cell is:

• A) the length at which the muscle can generate its maximum tetanic tension.
• B) the shortest length the muscle can achieve while attached to bone, because the amount of overlap between thick and thin filaments is maximal then.
• C) generally the length attained when the joint it crosses is fully extended.
• D) the only length at which any tension can be generated by the muscle cell.
• E) the length at which thin filaments from opposite sides of a sarcomere overlap.

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