102-3 - LECTURE 3 Maningies support and hold the CNS as...

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Unformatted text preview: LECTURE 3 Maningies support and hold the CNS as well as hold channels for the CSF Brain itself has no sensory = painless CSF is formed by capillaries 1. Crainium/bone/cranial vault 2. Dura matter which is hard has CA deposits in it and has vascular and neuro supply a. The top layer that is stuck to the top of the skull is the industeal dura matter b. The maningeal dura of the dura matter forms the faulx cerebri which helps to keep the cerebral hemispheres from moving around 3. Superior Sagittal sinuse is a venus blood carrier away from the brain back to the heart is made of a single layer of meningeal endothelium and dura 4. Arachnoid area a. The sub arachnoid space contains CSF and arterires that run through it b. There are arachnoid spiders which are spiderwebs that attach to the pia matter to create space between the arachnoid and the pia c. Arachnoid sends fingers into the venus blood called arachnoid villi which sends CSF back into the vessel 5. Pia matter soft matter Dura in the back spreads out over the cerebellum coming from the faulx cerebri to make a tent over the cerebellum...
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102-3 - LECTURE 3 Maningies support and hold the CNS as...

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