Match each of the terms with its correct definition or description.
a. dendrite
b. axon
c. astrocyte
d. microglia
e. Schwann cell
f. interneuron
g. synaptic knob
h. serotonin
i. synaptic cleft
j. enkephalins
k. oligodendrocyte
l. afferent neuron
m. saltatory conduction
n. efferent neurons
o. cell body
p. neurotransmitter
q. nodes of Ranvier
1. _____ Part of the axon that releases neurotransmitters
2. _____ Highly branched part of the neuron that carries impulses toward the cell body
3. _____ Microbe eaters in the brain
4. _____ Connects sensory and motor neurons in a reflex arc
5. _____ Small space between the end of one axon and the next neuron
6. _____ Neurotransmitter that is a catecholamine
7. _____ Part of the neuron that conducts impulses away from the cell body
8. _____ Cells that produce myelin for cells in the peripheral nervous system
9. _____ Cells that function in the blood brain barrier
10. _____ Neurotransmitter that functions as a natural pain killer
11. _____ Main part of the neuron
12. _____ Type of nerve impulse that jumps from one node of Ranvier to the next
13. _____ Type of neuron that carries nerve impulses away from the central nervous system
14. _____ Glia cell that produces myelin for the central nervous system
15. _____ Type of neuron that carries nerve impulses toward the central nervous system
16. _____ Carries a nerve impulse across a synapse
17. _____ Indentations in between Schwann cells
1. g. synaptic knob
2. a. dendrite
3. d. microglia
4. f. interneuron
5. i. synaptic cleft
6. h. serotonin
7. b. axon
8. e. Schwann cell
9. c. astrocyte
10. j. enkephalins
11. o. cell body
12. m. saltatory conduction
13. n. efferent neurons
14. k. oligodendrocyte
15. l. afferent neuron
16. p. neurotransmitter
17. q. nodes of Ranvier
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