Anatomy & Physiology

An online book about the eye.

Labeled diagrams of the temporal bone, ear, nose, paranasal sinuses, oral cavity, pharynx, larynx, salivary glands, and the neck.

This program discusses the development, organization, and functions of the nervous system and the input organs that stimulate it.

The sense of sight is crucial to survival for many species on planet Earth, including humankind. Learn about the human eye’s characteristics and behavior.

What are the organs of taste and smell, and how do they work together? Learn about the tongue’s functions of taste, an anatomical description of smell, and an explanation of their roles in tasting and smelling.