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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Definitions:

Cuboidal Epithelium

A type of epithelial tissue with cube-shaped cells, found lining various glands and ducts in the body.

Transitional Epithelium

A type of epithelial tissue that can stretch and contract, found lining organs that need to accommodate fluctuating volumes of fluid, such as the bladder.

Neuroectoderm

The embryonic portion that develops into the nervous system and skin.

Mesoderm

In the early development phase of an embryo, the central layer that is the precursor to the formation of the muscular system, skeletal structure, and circulatory network.