Maximum amount of CSF is found in?: (A) Ventricular system, (B) Subarachnoid space, (C) Epdural space, (D) Sub-pial space
Answer is B. CSF is a clear, colorless and slightly alkaline fluid which is almost cell-free.In an adult, the total volume of CSF is about 150 ml, out of which only 30 ml is in the ventricular system and the remainder is in the subarachnoid space.(Ref : Vishram Singh textbook of clinical neuroanatomy second edition pg 194)