Joe Has Recently Started Having a Great Deal of Difficulty

question 5

Multiple Choice

Joe has recently started having a great deal of difficulty falling asleep.In addition,he frequently wakes up during the night and has trouble falling back to sleep once awakened.At this point we can conclude that Joe's sleep problems are influenced by

• A)medical conditions.
• B)psychological concerns.
• C)A genetic variant.
• D)either medical or psychological conditions.

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Definitions:

Negative Feedback Mechanism

A process where the output of a system dampens or reduces the processes leading to the output, maintaining system stability.

Parathyroid Glands

Small endocrine glands in the neck that produce parathyroid hormone, which regulates calcium levels in the blood and bone.

Pineal Gland

A small endocrine gland in the brain that produces the hormone melatonin, involved in regulating sleep-wake cycles.

Melatonin

A hormone secreted by the pineal gland that plays a role in setting circadian rhythms.