Which of the following is incorrect pertaining to the CSF?
A) It returns to the venous system by passing into the vertebral venous plexuses.
B) It provides some cushioning to the brain when the skull is struck.
C) Samples are typically obtained in infants through needle puncture into the posterior cerebellomedullary cistern.
D) Overproduction results in hydrocephalus.
E) Fractures of the floor of the middle cranial fossa may result in leakage through the external acoustic meatus.
Ans: A
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