Where is the third ventricle located?

Loss of choline acetyltransferase occurs in

Match the spinal nerves in Column $1$ with their respective pairs in Column $2$ and select the correct option.

Column $1$	Column $2$
$(a)$ Cervical nerves	$(i)$ $5$ pairs
$(b)$ Thoracic nerves	$(ii)$ $1$ pair
$(c)$ Sacral nerves	$(iii)$ $12$ pairs
$(d)$ Coccygeal nerves	$(iv)$ $8$ pairs

What is included in the $CNS$?

Which cranial nerve provides innervation to the heart?

Column-$I$ lists the parts of the human brain and column-$II$ lists the functions. Match the two columns and identify the correct choice from those given.

Column-$I$	Column-$II$
$A$. Cerebrum	$p$. Controls the pituitary
$B$. Cerebellum	$q$. Controls vision and hearing
$C$. Hypothalamus	$r$. Controls the rate of heart
$D$. Midbrain	$s$. Seat of intelligence
	$t$. Maintains body posture