Neurotransmitter Functions and Pathways

What is the primary function of neurotransmitters?

• To store energy in nerve cells.

• To transmit signals between cells.

• To build new nerve cells.

• To regulate blood flow in the brain.

Which of these bodily functions is regulated by neurotransmitters in the brain?

• Hair growth

• Breathing

• Bone density

• Skin pigmentation

What is the fluid-filled gap that neurotransmitters cross to reach another nerve cell called?

• Axon terminal

• Dendrite gap

• Synaptic cleft

• Myelin sheath

Which neurotransmitter is primarily associated with feelings of pleasure and rewards?

• Acetylcholine

• Norepinephrine

• Dopamine

• Serotonin