Key Terms

neurons

cell body (or soma)

dendrite

axon

myelin sheath

glial cells

synapse

sensory neurons

motor neurons

interneurons

resting potential

action potential

refractory period

terminal buttons

neurotransmitters

receptors

acetylcholine (ACh)

dopamine

glutamate

GABA (gamma-aminobutyric acid)

norepinephrine

serotonin

endorphins

agonists

antagonists

nervous system

central nervous system (CNS)

peripheral nervous system (PNS)

somatic nervous system (p. 92)

autonomic nervous system (ANS)

sympathetic nervous system

parasympathetic nervous system

spinal reflexes

hindbrain

medulla

reticular formation

cerebellum

pons

tectum

tegmentum

cerebral cortex

subcortical structures

thalamus

hypothalamus

pituitary gland

limbic system

hippocampus

amygdala

basal ganglia

corpus callosum

occipital lobe

parietal lobe

temporal lobe

frontal lobe

association areas

mirror neurons

gene

chromosomes

epigenetics

epigenetic marks

DNA methylation

histone modification

heritability

electroencephalograph (EEG)