Problem
1. Find the sciatic nerve. Which plexus does it belong to? Which muscles does it innervate?
2. Find one facial nerve. Describe it and its function.
3. Freebie! Find any nerve belonging to the PNS. Describe its function and where it is in the body.
Explore a myelinated neuron.
4. What is the function of myelin? What is the difference between a myelinated and unmyelinated neuron?
5. Compare and contrast the various types of neurons in terms of their structure.
6. Explore the various types of neuroglial cells and briefly describe their functions.
7. Using your own words, describe what an action potential is and what causes it.
Read through the various descriptions and illustrations.
8. Using the Visible Body and your textbook (either is fine), briefly describe the effects of acetylcholine and dopamine. Is there a difference between their effects in the CNS vs. the PNS? What are they?