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When Cancer Migrates from an Original Tumor, It Is Called

question 31

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When cancer migrates from an original tumor, it is called:


Definitions:

Serotonin

A neurotransmitter in the brain that plays key roles in stabilizing mood, feelings of well-being, and happiness.

Norepinephrine

A neurotransmitter and hormone involved in the body's stress response and in various cognitive and emotional functions.

Suprachiasmatic Nucleus

A small region of the brain in the hypothalamus responsible for controlling circadian rhythms, which regulate the body's sleep-wake cycle.

Melatonin

A hormone produced by the pineal gland in the brain, responsible for regulating sleep and wakefulness.

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