Nervous
Pain in the nerve(s)
neuralgia
Name all structures of the entire nervous sytem
Brain, Spinal cord, and Nerves
what is the central nervous system made of?
brain and spinal cord
What does the Somatic divison of the nervous system conrol?
Voluntary movement of the body
Which part of the bran is the sensory "traffic director"?
thalamus
what does PNS stand for?
peripheral nervous system
what does CNS stand for?
Central Nervous System
The division of your peripheral nervous system that is made up of the nerves that control involuntary body responses and functions.
Autonomic nervous sysytem
Name the tiiiiiiny empty space between dendrites of one neuron and axon terminals of the connecting neuron
Synapse (gap)
The outer layer of the cerebrum?
Cerebral Cortex
Two subdivisions of the Autonomic Nervous System--and the function of each
Sympathetic "Fight of Flight" Parasympathetic Division- "rest and digest"
Name FOUR Functional parts of a neuron
1- cell body (soma) 2- dendrites 3- axon 4- myelin sheaths 5- axon terminals 6- nodes of ranvier
What structure functions like a highway and transmits nerve impulses from the body to the brain and from the brain to the body?
The spinal cord
medical term for lack of speech
aphasia
There are approximately how many neurons in the human brain?
86 billion
what part of the brain acts as a passageway between brain and spinal cord?
midbrain or brain stem
What does an axon terminal hold inside small vessicles?
neurotransmitters
What does PD stand for?
Parkinson's disease
PET
Positron emission tomography
disease of the brain
encephalopathy
An action potential travels along this structure until it reaches the axon terminal
the Axon
which part of the brain, situated beneath the thalamus, monitors and controls autonomic nervous system functions?
hypothalamus
Name the gaps between the myelin sheaths on the axon?
nodes of ranvier
ischemia to a part of the brain; warning sign of a stroke
transient ischemic attack
subjective sensation that often occurs before a migraine or seizure
aura