ch 2 p1 Flashcards
(8 cards)
1
Q
a device that records inside the axon to see electrical signal
A
Small Electrode
2
Q
no electrical signal in neuron
-70 mV
A
Resting Potential
3
Q
electrical signal in neuron
+40 mV
Lasts 1 millisecond
A
Action Potential
4
Q
electrical signal TRAVELS down the axon without decreasing in size
remains at +40mV
A
Propagated Response
5
Q
electrical firing OR action potential/electrical signal
A
Nerve Impulse
6
Q
rate (how fast or slow)
A
Strength of Nerve Impulse
7
Q
electrical firing that occurs without stimulation from a stimulus
A
Spontaneous Activity
7
Q
a time in which nerve impulses do not occur; heads toward resting potential
A
Refractory Period
