Sleep Is Best Defined as

question 80

Multiple Choice

Sleep is best defined as

• A) a pattern of biological functioning that occurs on a roughly 24-hour cycle.
• B) a periodic natural loss of consciousness that involves distinct stages.
• C) a state of hibernation or general anesthesia.
• D) episodes of fast and jerky eye movements accompanied by frequent muscle spasms.

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Definitions:

Autoimmune Disease

A condition in which the immune system mistakenly attacks the body's own tissues.

Arthritis

Arthritis is a term for conditions that cause inflammation and stiffness in the joints, leading to pain and mobility issues.

Synovial Membrane

A specialized connective tissue that lines the inner surface of capsules of synovial joints and tendon sheath, making synovial fluid to lubricate and reduce friction.

Articular Cartilage

A smooth, white tissue that covers the ends of bones where they come together to form joints, reducing friction and absorbing shock.