Peripheral Nervous System Flashcards
1
Q
nervous system
A
- it consists of the brain, spinal cord, snensory organs, and all of the nerves that connect these organs with the rest of the body
2
Q
stimuli
A
- it is something that causes a reaction
3
Q
response
A
- it is how your body handles a stimulis
4
Q
receptors
A
- a structure on the surface of a cell (or inside a cell) that selectively receives and bins a specific substance
5
Q
synpase
A
- a region where nerves are transmitted and received
6
Q
nerve impulse
A
- a neuron receives an impulse and must pass it on to the next neuron and make sure the correct impulse continues on
7
Q
dendrite (neuron)
A
- it is how messages get sent to other neurons
8
Q
axon (neuron)
A
- it receives nerve messages
9
Q
sensory neurons
A
- brain to spinal cord
10
Q
interneurons
A
- sensory neurons to motor neurons
11
Q
motor neurons
A
- brain and spinal cord muscles
12
Q
autonomic
A
- PNS controls the involuntary actions. One group of nerves controls what starts and another controls group controls what stops
13
Q
somatic
A
- part of the PNS controls, voluntary actions
