Create an account
a neuron's extending fiber that conducts impulses away from the cell body and transmits them to other neurons or to muscle or gland cells
a neuron's branches that receive information from other neurons and transmit it toward the cell body
the site where transmission of a nerve impulse from one nerve cell to another occurs; it includes the axon terminal, the synaptic cleft, and receptor sites in the membrane of the receiving cell
cells that support, nurture, and insulate neurons, remove debris when neurons die, and modify neuronal functioning
a chemical substance that is released by a transmitting neuron at the synapse and that alters the activity of a receiving neuron
chemical substances in the nervous system that are involved in pain reduction, pleasure, and memory
affects neurons involved in voluntary movement, learning, memory, emotion, and possibly, response to novelty
affects neurons involved in sleep, appetite, sensory perception, temperature regulation, pain suppression, and mood
affects neurons involved in increased heart rate and slowing of intestinal activity due to stress, and neurons involved in learning, memory, dreaming, waking from sleep, and emotion
a disorder that has been linked to abnormally low levels of acetylcholine in the brain
a disorder that has been linked to abnormally low levels of dopamine in the brain
a condition that has been linked to abnormally high or low levels of serotonin in the brain
Please allow access to your computer’s microphone to use Voice Recording.
Having trouble? Click here for help.
We can’t access your microphone!
Click the icon above to update your browser permissions and try again
Reload the page to try again!Reload
Press Cmd-0 to reset your zoom
Press Ctrl-0 to reset your zoom
It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.
Please upgrade Flash or install Chrome
to use Voice Recording.
For more help, see our troubleshooting page.
Your microphone is muted
For help fixing this issue, see this FAQ.
Star this term
You can study starred terms together