consists of brain and spinal cord
central nervous system
This nerve carries impulses from the ear to the brain
auditory nerve
command center for the body and its three parts
brain: cerebrum, cerebellum, brain stem
part of the nerve cell that receives impulses form other nerve cells
dendrites
consists of millions of nerve cells all over the body
peripheral nervous system
connects the brain to the eye
optical nerve
what effects to drugs like cocaine and marijuana have on the brain?
they change the way the brain sends and receives information
chemical messengers that influence almost all cell functions
hormones
part of the nerve cell that sends messages to other nerve cells
axon
part of the peripheral nervous system that controls skeletal movement
somatic nervous system
sends impulses from the nose to the brain
olfactory nerve
nervous system disorder that causes damage to the brain cells that control thinking processes
Alzheimer's disease
main pathway connecting brain to the body
spinal cord
gap between nerve cells
synapse
part of the peripheral nervous system that controls involuntary activities
autonomic nervous system
this sense is located all over the body
touch
nervous system disorder that causes the neurons in the brain to send impulses too quickly and irregulary
epilepsy
glad that produces growth hormones and hormones that control other glands
pituitary
nerve cells are called
neurons
nerve cells are called
neurons
nervous system disorder that destroys the myelin sheath on some neurons resulting in muscle weakness, paralysis, or vision loss
Multiple Sclerosis
a group of cells located near the base of the brain that help regulate the pituitary gland
hypothalamus