MRCP UK EXAMINATIONS

NEUROLOGY

SPASTIC PARAPARESIS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
In the choroid plexus, water from capillaries is transported directly into the CSF by what structure?
A
Astrocytes
B
Ependyma
C
Microglial cells
D
Lining of the central canal
Explanation: 

Detailed explanation-1: -The choroid plexus has a lining of specialized epithelial tissue known as ependyma. Ependymal cells are glial cells with a ciliated simple columnar form that line the ventricles and central canal of the spinal cord.

Detailed explanation-2: -CSF produced in the lateral ventricles travel through the interventricular foramina to the third ventricle, through the cerebral aqueduct to the fourth ventricle, and then through the median aperture (also known as the foramen of Magendie) into the subarachnoid space at the base of the brain.

There is 1 question to complete.