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BIO NMDCAT Human skeleton
nmdcat.online July 27, 2026

An athlete experiences smooth movement at the knee joint despite repeated motion. This is mainly due to articular cartilage, which functions to:

A. Produce red blood cells
B. Reduce friction and absorb shock
✓
C. Attach muscles to bones
D. Store phosphorus only

📝 Explanation

Correct: Articular cartilage provides a smooth, shock-absorbing surface at joints. A: Red blood cells are produced in bone marrow. C: Tendons attach muscles to bones. D: Mineral storage is mainly a function of bone. Concept: Function of articular cartilage.

📖 Additional Information

  • Produce red blood cells
  • Reduce friction and absorb shock
  • Attach muscles to bones
  • Store phosphorus only

Correct: Articular cartilage provides a smooth, shock-absorbing surface at joints. A: Red blood cells are produced in bone marrow. C: Tendons attach muscles to bones. D: Mineral storage is mainly a function of bone. Concept: Function of articular cartilage.

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