What is the main functions of the head?
Ingestion of nutrients, intake of air, use of senses such as
vision, hearing, tasting, feeling, and smelling. The head also
provides communication, mind and brain function and believe it or
not the prevention of foreign bodies entering the human body (nose,
mouth, eyelids, earwax, hair and teeth and tongue. The brain
monitors and controls the human body. No head no live.