Study Guide to go with Chapter 14 class notes (and reflex info from lab)
1. Where does the spinal cord begin? What are its 2 main functions?
2. Describe the pattern of gray & white matter in the spinal cord. What do white matter & gray matter
consist of in the spinal cord?
3. What is a tract? What do ascending, descending, & transverse tracts do?
4. What are the 2 main ascending tracts, where do they end up, what do they do specifically?
5. What is the main descending tract and what does it do?
6. How many spinal nerves are there, and what is their functional classification?
7. For each of the 4 main nerve plexuses:
a. What is its name?
b. In which general body area can it be found?
c. What are the nerve numbers that go with each plexus?
d. What parts of the body does each one supply or innervate?
e. For each plexus, we focused on one of its specific named nerves. Describe each of these nerves.
8. What is a reflex? Why are they useful in general?
9. Describe autonomic reflexes. Also, what are the effectors, and what are some examples?
10. Describe somatic reflexes. Also, what are the effectors, and what are some examples?
11. What is a reflex arc? Describe the 5 components of a reflex arc.
12. Describe the 2 ways to structurally classify a somatic reflex.
13. How is a stretch reflex useful to the body? List the four examples of stretch reflexes that were given.
What is the structural classification of a stretch reflex?
14. What is a withdrawal (flexor) reflex/why is it useful? What is its structural classification?
15. What is a crossed extensor reflex/why is it useful? What is its structural classification?
16. Describe superficial reflexes: what are they, what is their structural classification, what are the examples
that were given?
17. What do reflexes indicate, & how can they be used by health professionals?
18. Know all terms/vocabulary that are in the notes/reflex handout from lab.
