Anatomy Of The Head

The head has probably developed because of forward locomotion as a well developed head is absent in organisms lacking unidirectional movement eg. The muscle anatomy of the head and neck is a fascinating area with the the neck also containing the 7 vertebrae of the part of the spine called the cervical curve.

Anatomy Of The Head And Neck Images Stock Photos Vectors

The cortex is the outermost layer of brain cells.

Anatomy of the head. The outer middle and inner ear are responsible for collecting auditory information. If you continue to use this site we will assume that you are happy with it. It is made up of more than 100 billion nerves that communicate in trillions of connections called synapses.

Some very simple animals may not have a head but many bilaterally symmetric forms do regardless of size. The organs of the head include. It is attached to the spinal column by way of the first cervical vertebra the atlas and connected with the trunk of the body by the muscles blood vessels and nerves that constitute the neck.

The brain is one of the largest and most complex organs in the human body. Those signals are sent to the brain via the vestibulocochlear nerve. The ear the eye the nose and sinuses the salivary glands and the oral cavity.

Sound waves travel through the ears and vibrate membranes and tiny bones. There is usually a concentration of sense organs in the head such as eyes tentacles antennae and mouth parts. Superficial dissections of the head and neck as seen in the gallery show the many different muscles that are required for movement plus those that control facial expression.

Teachme anatomy part of the teachme series the medical information on this site is provided as an information resource only and is not to be used or relied on for any diagnostic or treatment purposes. The ear can be divided in to three sections. The tympanic membrane marks the.

We use cookies to ensure that we give you the best experience on our website. Major sensory organs located in the head include. Head in human anatomy the upper portion of the body consisting of the skull with its coverings and contents including the lower jaw.

This article describes the anatomy of the head and neck of the human body including the brain bones muscles blood vessels nerves glands nose mouth teeth tongue and throat. The brain is made up of many specialized areas that work together. A head is the part of an organism which usually includes the ears brain forehead cheeks chin eyes nose and mouth each of which aid in various sensory functions such as sight hearing smell and taste respectively.

The external ear the middle ear and the inner earthe external ear functions to capture and direct sound waves through the external acoustic meatus to reach the tympanic membrane ear drum. The corresponding part of an invertebrate animal.

Dissecting A Human Head Through Anatomical Illustrations