The total volume of CSF is –
Correct Answer: 150 ml
Description: Ans. is 'c' i.e., 150 ml o The major source of CSF is the choroidal plexus of all 4 ventricles, mainly in two lateral ventricles,o Other sources of CSF are ependymal cells of the ventricles and the brain itself, via perivascular spaces,o The total volume of CSF in an adult is about 125-150 ml.o The rate of formation of CSF is about 500-550 mi, day.o Thus the CSF is replaced 3-4 times every day.
Category:
Physiology
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