During the Process of Endochondral Ossification,chondrocytes in the Cartilage Model

question 76

Multiple Choice

During the process of endochondral ossification,chondrocytes in the cartilage model die.Why does this occur?

• A)Blood supply to the cartilage is cut off by the developing periosteum.
• B)Canaliculi connecting adjacent chondrocyte lacunae fuse.
• C)Nutrients cannot diffuse to the chondrocytes through the calcified matrix.
• D)The developing bone collar secretes enzymes that destroy the chondrocytes.
• E)Phagocytic osteoclasts in the new bone engulf and destroy the chondrocytes.

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