Head (anatomy)
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In anatomy, the head of an animal is the anterior part that bears the mouth, the brain and various sensory organs (e.g. organs of sight, hearing, smell and taste).
Human Head
The human head is a complex structure. It houses the brain and key sense organs. It sits atop the spine. It shapes our face.. It houses the brain. It supports the eyes, ears, nose, and mouth. It gives shape to the face. This article explores its parts and functions.
The skull is a bony shell. It is made of 22 bones. It acts like a helmet. It shields the soft brain. The lower jaw, called the mandible, moves so we can chew and speak.
The brain sits inside the skull. It controls thoughts, memory, and emotions. The cerebrum is the largest part. The cerebellum manages balance and coordination. The brainstem connects to the spinal cord.
Sense organs are in the head. The eyes sit in sockets. They detect light and color. The ears pick up sound and help with balance. The nose smells and filters air. The mouth tastes and helps with speech.
Muscles cover the bones of the head. Facial muscles let us smile and frown. The masseter muscle in the cheek helps with chewing. Tiny muscles around the eyes make eyelids open and close. All these muscles attach to the skull.
Skin covers the head. It is the body’s largest organ. It protects against germs and injury. The scalp grows hair. Hair helps keep us warm and shields the skull.
The head holds our brain and senses. It helps us think, feel, and interact. It protects vital parts. Learning its anatomy helps us care for our body.