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1. What blood vessel enters the cranium to supply the brain with fresh, oxygenated blood?
 
 
 
 

Question 1 of 7

2. Which layer of the meninges surrounds and supports the sinuses that form the route through which blood drains from the CNS?
 
 
 
 

Question 2 of 7

3. What type of glial cell is responsible for filtering blood to produce CSF at the choroid plexus?
 
 
 
 

Question 3 of 7

4. Which portion of the ventricular system is found within the diencephalon?
 
 
 
 

Question 4 of 7

5. What condition causes a stroke?
 
 
 
 

Question 5 of 7

6. Critical Thinking: Why can the circle of Willis maintain perfusion of the brain even if there is a blockage in one part of the structure?

Question 6 of 7

7. Critical Thinking: Meningitis is an inflammation of the meninges that can have severe effects on neurological function. Why is infection of this structure potentially so dangerous?

Question 7 of 7