Blockage of cerebrospinal fluid within the aqueduct of midbrain would result in the swelling of all ventricular spaces EXCEPT the
A)Lateral ventricle
B)Third ventricle
C)Fourth ventricle
D)Interventricular foramen
E)Right and left ventricles

Question

Quizplus · Accepted Answer

The blockage of cerebrospinal fluid in the aqueduct of the midbrain (cerebral aqueduct) would cause swelling in the lateral and third ventricles, but not the fourth ventricle, as the blockage is before the fourth ventricle in the flow pathway.

Blockage of Cerebrospinal Fluid Within the Aqueduct of Midbrain Would