Which Statement About the Microscopic Anatomy of Skeletal Muscle Fibers

question 34

Multiple Choice

Which statement about the microscopic anatomy of skeletal muscle fibers is true?

• A) Tubular extensions of the sarcolemma penetrate the fiber transversely.
• B) Muscle fibers are continuous from tendon to tendon.
• C) Each fiber has many nuclei.
• D) Cross striations result from the lateral alignment of thick and thin filaments.
• E) All are true.

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