Question

Cerebral spinal fluid may contain all of the following except ___________________.Select one:a.occasional white blood cellb.carbond dioxidec.oxygend.electrolytese.red blood cell (RBC's)

Answer 1

The cerebral spinal fluid is derived from blood plasma and is very similar to it, with the exception that it is almost protein-free, in contains just approximately 0.3% of plasma proteins.

It also contains fewer than 5 white blood cells per cubic millimeter and is red blood cell-free.

The correct option is e. in a normal situation you won't find any red blood cells in the cerebral spinal fluid.