Sensory System A&P

Theses are examples of what type of senses: vision, hearing, equilibrium, taste, and smell.

Theses are examples of what type of senses: pressure, temperature, pain, touch, and position.

This is the process of sensory receptors adjusting to the continuous exposure to unimportant stimulus, so that the sensation is less acute.

This sense is considered to be one of the most important of the special senses.

This is gland produces tears and lubricates the eye and contains an enzyme that protects against infection.

Tears flow into canals near the eye's nasal corner where they are drained into the nose through this duct.

The lacrimal glands, ducts, and canals make up this structure.

This is a thin membrane that lines the inner surface of the eyelids and folds back to cover the visible portion of the white of the eye.

This is the outermost tunic and is fibrous. It often referred to as the white of the eye.

This is the anterior portion of the fibrous tunic and is forward-curving, transparent, and colorless.

This is the middle tunic, that is vascular. Composed of delicate network of connective tissue with many blood vessels. *Thus this tunic supplies blood to the eye.*

This is a dark brown pigment that gives the choroid a dark coloration.

This is the colored ring-like portion of the eye. This gives the eye its color characteristic.

This is the eye's actual receptor layer.

These are light-sensitive cells located in the retina.