The fourth ventricle is at the level of the
A)petrous portion of the temporal bone.
B)midbrain.
C)corpus callosum.
D)collateral trigone.

Question

Quizplus · Accepted Answer

The fourth ventricle is located at the level of the pons and medulla oblongata in the brainstem, posterior to the pons and upper half of the medulla. The petrous portion of the temporal bone is adjacent to this area, making it the closest anatomical landmark among the options provided.

The Fourth Ventricle Is at the Level of the