Asked in ETEA MDCAT 2013 2013Moderate

Bone is surrounded by a membrane called:

Correct answer: D. Periosteum

  • A. Perichondrium
  • B. Prostomium
  • C. Perimycium
  • D. Periosteum

Explanation

The correct answer is periosteum. The periosteum is a dense fibrous membrane covering the surface of bones. It plays a vital role in bone growth and repair and contains blood vessels and nerves that supply nutrients and sensation to the bone.The perichondrium surrounds cartilage, not bone. The prostomium is unrelated to bone, being a part of certain invertebrates. Perimycium pertains to muscle tissue, not bone.

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The human skeleton provides support, protects organs, enables movement with muscles and stores minerals while bone marrow produces blood cells. Questions cover the axial and appendicular skeleton, types of bones and joints, cartilage, ligaments and tendons, and the difference between fixed, slightly movable and freely movable joints.

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