The vomiting centre is situated in

Read the following statements carefully and select the correct option:
$I.$ The medulla is connected to the spinal cord.
$II.$ Medulla contains controlling centres for respiration,cardiovascular reflexes and gastric secretion.
$III.$ Cerebellum has a very convoluted surface in order to provide the additional space for more neurons.

The olfactory smell area is present in:

The tree-like structure seen in the cerebellum is a part of what?

The cavity in the region of $Diencephalon$ in the brain of a rabbit is called:

What is the limbic system?