Question
Biology Question on human nervous system
The cavity of diencephalon is known as
A
I ventricle
B
II ventricle
C
III ventricle
D
iter.
Answer
III ventricle
Explanation
Solution
Diencephalon is small and narrow. Its roof consists of anterior choroid plexus and floor consists of hypothalamus. Pineal body is present dorsally and pituitary ventrally upon infundibulum. Its cavity is diocoel or third ventricle. The ventricles contain cerebrospinal fluid filtered from the blood by the choroid plexus.