1. Explain the function of the circle of Willis. 2. Describe the effect of an obstruction in the right anterior cerebral artery. 3. Explain how a lack of glucose or oxygen will affect brain function....

1. Explain the function of the circle of Willis.

2. Describe the effect of an obstruction in the right anterior cerebral artery.

3. Explain how a lack of glucose or oxygen will affect brain function.

4. What are the different types of fibers and the functions of cranial nerves II, III, and IX? Describe the effects of damage to each.