Flashcards in Cerebrospinal Fluid Deck (6)
What is cerebrospinal fluid?
Clear fluid composed mostly of water produced by choroid plexus in the ventricles
What are the 3 main functions of CSF?
Mechanical protection (shock absorb)
Circulation (medium for gas/nutrient exchange)
CSF secretion involves the transport of which ions from blood to CSF?
How does the composition of CSF differ from that of plasma?
More Na, Cl
Less K, glucose, protein
How are the ventricles of the choroid plexus connected?
Lateral ventricle-3rd ventricle: intraventricular foramina
3rd-4th ventricle: cerebral aqueduct
4th ventricle-subarachnoid space: foramina of magendie
4th ventricle-subarachnoid space: foramina of luschka