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General senses

Receptors are widely distributed in the body

Special senses

Receptors are localized in a particular area

Receptors

Detect the stimulus create an action potential

Action potential (impulse)

Conduct to the central nerves system

Within the CNS (impulse)

Is translated into information

Chemoreceptors

A sensory receptors that detect the presence of chemicals, responsible for taste, smell, and monitoring of the concentration of certain chemicals, body fluids

Mechanoreceptors

Sensory receptors that response to a bending or deformation of the cell, includes receptors for a touch pressure hearing, equilibrium

Nociceptors

Sensory receptors that response to tissue damage pain receptors

Photoreceptors

Sensory receptors that dictate light located in the retina of the eye

Thermoreceptors

Located under immediately under the skin and up to 10 times more cold receptors

Propioception

The senses of body positions and movements respond to stimuli originating within an organism or muscle

Olfaction

Senses of smell

Bulbous oculi

The eyeballs

Refraction

The bending of light ray

Taste buds

Organ of taste , located on the surface of the tongue

Lacrimal apparatus

Produce and transport tears

Lacrimal gland

Produce tears

Aqueous humor

Maintain the eye shape

Refraction

Bending of light ray and bending light ray so hey focus on the retina

Ear

Organ for equilibrium

Tympanic membrane (eardrum)

Thin membrane that separarte external ear from middle ear

Audiometer

Instrument that emits sounds waves at various frequencies

Visual acuity

Acuteness or sharpness of vision

Hyperopia

Eyeball to short from front to back

Snellen eye chart

Most clinics often used

Irrigation

Is washing a body canal with a flowing solution

Instillation

Is dropping a liquid into a body cavity