Periosteum · Histology

Which of the following best describes the periosteum?

  1. A thin layer of osteoblasts lining the marrow cavity
  2. A connective tissue sheath covering the outer bone surface
  3. The calcified matrix forming the structural core of each osteon
  4. A layer of hyaline cartilage found at the epiphysis
Show answer and explanation

Correct answer: A connective tissue sheath covering the outer bone surface

The periosteum is a double-layered membrane that covers the external surface of all bones, except at the joints where articular cartilage is present. It plays a vital role in bone growth, repair, and nutrition.

Difficulty: Medium Question 1 of 20

Practice all 20 Periosteum questions

Keep practicing

More Periosteum questions