Glial cells are the most abundant cells in the human brain, provide connections between neurons and blood vessels, and are involved in brain development and the communication of information among neurons.
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Q15: Neurons outnumber glial cells by about 10
Q16: The myelin sheath covering an axon insulates
Q17: An action potential is produced by the
Q18: The neuron's genetic material (DNA) is found
Q19: Biological psychology is the scientific study of
Q21: The neurotransmitter called acetylcholine plays a key
Q22: Alcohol makes people feel relaxed by enhancing
Q23: Dopamine is the neurotransmitter that has been
Q24: Endorphins have pain-reducing effects.
Q25: During the process of reuptake, glial cells
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