Thyroxine and Calcitonin Are Secreted by the

question 36

Multiple Choice

Thyroxine and calcitonin are secreted by the

• A) kidneys.
• B) heart.
• C) thyroid gland.
• D) gonads.
• E) pituitary gland.

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Definitions:

Circadian Rhythm

A natural, internal process that regulates the sleep-wake cycle and repeats roughly every 24 hours.

Narcolepsy

A chronic neurological disorder that affects the brain's ability to control sleep-wake cycles, often resulting in periods of extreme daytime sleepiness and sudden sleep attacks.

Rapid

Occurring in a short time or at a great speed.

Rhythmic Brain-Wave

Oscillations in electrical activity within the brain that are part of its normal functioning, often associated with different states of consciousness.