answer

1. Name the two types of cell processes.

2. Which of the cell processes convey efferent nerve impulses?

3. What structures of the soma support a neuron’s structure and function?

4. Which cell processes are not myelinated?

5. Which specific cell processes are usually myelinated?

6. Which cell processes arise from the axon hillock?

7. Which cell processes are usually without branches near the cell of origin?

8. Which cell processes receive information from other neurons?

9. Which cell processes convey information to other neurons or effectors?

10. Name a type of neuron composed of a soma, multiple dendrites, and a single axon.

11. Describe the axon hillock.

12. Name the largest membrane-bound organelle of the neuron

1. What is located within this organelle?

2. Name the distinct round, dark-staining organelle in the nucleus of the neuron. What is its function?

3. Name the structure that surrounds the myelinated neuron.

4. Name the myelinating cells for the CNS.

5. Name the myelinating cells for the PNS.

6. At what speeds do nerve impulses travel along unmyelinated neurons?

7. At what speeds do nerve impulses travel along comparable myelinated neurons?

8. Where do unmyelinated axons rest?

9. Describe the myelin sheath.

10. What is cytosol?

11. Describe the synapse.

12. Where is it located? In the nervous system

13. Describe the synaptic cleft.

14. What is its function?

15. Where are they located?

16. What is their function?

17. What is lacking between myelin layers?