Chronic Flexion and Fixation of a Joint Caused by Atrophy

question 40

Multiple Choice

Chronic flexion and fixation of a joint caused by atrophy and shortening of muscle fibers after a long period of disuse is:

• A) scoliosis.
• B) contracture.
• C) carpal tunnel syndrome.
• D) osteoarthritis.

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Definitions:

Bone Matrix

The non-cellular, structural component of bone, consisting of collagen fibers and ground substance that house bone cells.

Collagen Fibers

Strong, fibrous proteins found in connective tissue, including skin, tendons, and ligaments, providing strength and elasticity.

Elastic Fibers

Protein fibers found in connective tissue, giving flexibility and resilience to organs and tissues.

Osteoporosis

A condition characterized by weakened bones that are more prone to fracture, due to reduced bone mass and deterioration of bone tissue.