Science Quiz / Neurochemical Messengers

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Can you name the Neurochemical Messengers?

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HintNeurochemical Messenger
Involved in the regulation of sleep, mood, attention, and learning
Substances that depress nervous system activity and eliminate pain; elevate feelings of pleasure
Simultaneously a hormone and neurotransmitter; plays an important role in love and social bonding
Has a key role in exciting many neurons to fire and is involved in learning and memory
Low levels of this are linked to Parkinson's disease
Related to lactating and breast feeding
Low levels are associated with depression
HintNeurochemical Messenger
Helps control voluntary movement; affects sleep, mood, attention, and learning; ability to recognize rewarding experiences
Too much of this triggers agitated states
Inhibits the firing of neurons in the nervous system; excites the heart, muscles, intestines, and urogenital tract
Regulates states of sleep and wakefulness
Low levels of this are linked to anxiety
Plays a key function in the brain by inhibiting many neurons from firing
Stimulates the firing of neurons and is involved in muscle action, learning, and memory

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