1 - physiology

Question 1

what is cerebrospinal fluid?

Answer 1

clear colourless liquid that made by secretory epithelium of choroid plexus

• it supplies nutrients & takes away waste (also shock absorbed like padding for brain), also role in maintaining pH (remember all stuff with H+ and HCO3)

Question 2

what is papilloedema?

Answer 2

optic disc swelling due to intracranial pressure impinging on optic nerve