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nmdcat.online July 28, 2026

Which muscle type is primarily responsible for maintaining posture and body movement?

A. Smooth muscle
B. Cardiac muscle
C. Skeletal muscle
✓
D. Visceral muscle only

📝 Explanation

Correct: Skeletal muscles attach to bones and produce voluntary body movements while maintaining posture. A: Smooth muscle controls internal organs. B: Cardiac muscle pumps blood. D: Visceral muscle refers to smooth muscle. Concept: Functional role of skeletal muscle.

📖 Additional Information

  • Smooth muscle
  • Cardiac muscle
  • Skeletal muscle
  • Visceral muscle only

Correct: Skeletal muscles attach to bones and produce voluntary body movements while maintaining posture. A: Smooth muscle controls internal organs. B: Cardiac muscle pumps blood. D: Visceral muscle refers to smooth muscle. Concept: Functional role of skeletal muscle.

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