Page 106 - 84 human physiolofy part-1

Chapter 5

Photoreceptors: Specialized type of neuron found in the eye's retina that is capable of
phototransduction
Pinna: Auricle of the ear
Retina: Thin layer of neural cells that lines the back of the eyeball of vertebrates and some
cephalopods
Round Window: Fenestra leading into the cochlea
Sclera: White outer coating of the eye- gives the eye its shape and helps to protect the delicate
inner parts
Semicircular Canals: Certain canals of the inner ear
Sensation: Occurs when nerve impulses arrive in the brain
Sensory adaptation: A decrease in response to stimuli
Stapes: One of the small bones in the tympanum of the ear; the stirrups bone
Tactition: The sense of pressure perception, generally in the skin
Tympanic Membrane: The membrane in the ear that vibrates to produce sound
Umami: Japanese word meaning savory or meaty- type of taste signal

References

• Hänig, D.P., 1901. Zur Psychophysik des Geschmackssinnes. Philosophische Studien, 17:
576-623.
• Collings, V.B., 1974. Human Taste Response as a Function of Locus of Stimulation on the
Tongue and Soft Palate. Perception & Psychophysics, 16: 169-174.
• Buck, Linda and Richard Axel. (1991). A Novel Multigene Family May Encode Odorant
Receptors: A Molecular Basis for Odor Recognition. Cell 65:175-183.

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106 | Human Physiology