Unformatted text preview: mesencephalon? 12. What is cerebrospinal fluid? Where is it formed? How much of it is formed on average per day? 13. What are the main functions of the CSF? 14. Be able to describe the blood supply to the brain and the Circle of Willis (identify on picture), including: internal carotid arteries, vertebral arteries, basilar artery, anterior, middle and posterior cerebral arteries, anterior communicating artery (1) & posterior communicating arteries (2) 15. What cerebral arteries supply the frontal, parietal, temporal and occipital lobes with blood (you don’t need to know this by surface, just which one or two for each lobe) 16. What is the blood-brain barrier? 17. How do tight junctions, and astrocytes contribute to the BBB? 18. What is the point of having an incomplete BBB in places? 19. Where is the area postrema and what does it have to do with BBB?...
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- Fall '11
- Cerebrospinal fluid, carotid arteries, Anterior cerebral artery, Circle of Willis