Elastic Cartilage · Histology

Which of the following is TRUE regarding the perichondrium of elastic cartilage?

  1. Elastic cartilage lacks a perichondrium entirely.
  2. The perichondrium is present and contains chondrogenic cells.
  3. The perichondrium of elastic cartilage contains only Type I collagen.
  4. The perichondrium is only found on one side of the tissue.
Show answer and explanation

Correct answer: The perichondrium is present and contains chondrogenic cells.

Elastic cartilage is always surrounded by a perichondrium, except where it might transition into another tissue type. This layer provides the blood supply and a source of new chondroblasts for appositional growth.

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