PreLab 1 Flashcards
1
Q
Fatty sheath surrounding some nerve fibers
A
myelin
2
Q
Neuroglia found in CNS
A
astrocytes
ependymal cells
3
Q
Highly concentrated ion inside the resting neuron
A
potassium
4
Q
Neurons that carry impulses to CNS
A
afferent neurons
5
Q
provide most of the structural support of the CNS
A
astrocytes
6
Q
Projections responsible for carrying impulses to cell body
A
dendrites
7
Q
Active in maintaining the resting membrane potential
A
Na+ / K+ pump
8
Q
Transports action potential away from the cell body
A
axon
9
Q
Primary extracellular cation in the resting neuron
A
Sodium
10
Q
Neurons that carry impulses to glands or muscles
A
efferent neurons
