13
QuizMultiple Choice

Lesson 3: Muscle Structure and Function

Question 13 • PA Human Anatomy & Physiology A 2026-2027 WHITE IC

Which best describes the top and bottom images of muscle contraction?

Question illustration
Answer
A
The top image is more relaxed than the bottom image.
B
The top image has greater actin-myosin interactions than the bottom image.
C
The bottom image is more relaxed than the top image.
D
The bottom image has fewer overlaps than the top image.
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