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CMA Chapter 10
Term | Definition |
---|---|
Accommodation | Mechanism that allows the eye to focus at various distances by curvature of the lens. |
Bulbus | Eyeball. |
Chemoreceptor | Chemical receptor. |
Cochlea | Snail shaped portion of inner ear. |
Crista Ampullaris | Receptor organ located within the ampulla of the semicircular canals. |
General Senses | Receptors located throughout the body. |
Lacrimal Apparatus | The structures that produce and covey tears. |
Macula Lutea | Yellowish depression on the retina. |
Mechanoreceptors | Sensory receptors that respond to physical manipulation of the cell. |
Nociceptors | Pain receptors. |
Olfaction | Sense of smell. |
Otolihs | Little stones of calcium carbonate in the macula of the inner ear. |
Photoreceptors | Receptors that detect light. |
Proprioception | The sense of body position and movement. |
Refraction | The bending of light as it passes from one medium to another. |
Rhodopsin | Photosensitive pigment in the rods ( Visual Purple). |
Sensory Adaptation | Receptor sensitivity decreases with prolonged stimulation. |
Special Senses | Senses with receptors localized in an area. |
Thermoreceptors | Receptors that detect changes in temperature. |