BIO NMDCAT Human skeleton
nmdcat.online July 27, 2026

During bone remodeling, which pair of cells works together to maintain bone structure?

A. Chondrocytes and fibroblasts
B. Osteoblasts and osteoclasts
✓
C. Osteocytes and erythrocytes
D. Myocytes and osteoblasts

📝 Explanation

Correct: Osteoblasts build bone, while osteoclasts resorb bone, maintaining bone homeostasis. A, C & D: These cell pairs do not perform bone remodeling together. Concept: Bone remodeling.

📖 Additional Information

  • Chondrocytes and fibroblasts
  • Osteoblasts and osteoclasts
  • Osteocytes and erythrocytes
  • Myocytes and osteoblasts

Correct: Osteoblasts build bone, while osteoclasts resorb bone, maintaining bone homeostasis. A, C & D: These cell pairs do not perform bone remodeling together. Concept: Bone remodeling.

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