Nervous System Lists

Question 1

Characteristics of neuroglia (9)

Answer 1

1. Support, repair, protection of CNS
2. Glue of CNS
3. 90% of CNS
4. Mitosis
5. Structural framework for delicate neurons
6. Removal of unwanted materials
7. Aid in circulation of CSF
8. Produce myelin
9. Aid in impulse connection and synapse

Question 2

Types of neuroglia

Answer 2

1. Astrocyte
2. Ependymal
3. Microglia
4. Oligodendrocyte
5. Schwann Cell

Question 3

Characteristics of neurons (5)

Answer 3

1. Structural and functional unit of nerve tissue
2. Conduction of impulses
3. Do not divide by mitosis or replace themselves
4. Billions
5. Synapse

Question 4

3 types of neurons

Answer 4

1. Sensory (bipolar, afferent)
2. Motor (unipolar, efferent)
3. Interneuron (multipolar, internuncial)

Question 5

3 functions of nervous system

Answer 5

1. Orientation - environmental adjustment
2. Coordination/integration
3. Conceptual thought