The trigeminal nerve ($V$ cranial nerve) arises from the brain in the region of

The cavity enclosed by the medulla oblongata of the brain is . . . . . . .

Reflexes for maintaining vital functions like blood pressure are localised in

The limbic lobe or limbic system,along with $.......$,regulates sexual behavior,the expression of emotional reactions,and motivation.

What does the cerebral aqueduct (aqueduct of Sylvius) connect?

Read the following statements:
$(a)$ The peripheral nervous system is divided into the somatic nervous system and the autonomic nervous system.
$(b)$ The central nervous system includes the brain and the spinal cord.
$(c)$ Afferent nerve fibers transmit impulses from the brain to the sensory organs.
How many of the above statements are incorrect?