Psychology 1000 Study Guide - Final Guide: Agonist, Cirrhosis, Brainstem

• School: Western University
• Department: Psychology
• Course: Psychology 1000
• Professor: Ronald R Holden

Document Summary

Transduction system of the ear is made up of bones, membranes and liquid filled tubes designed to translate pressure waves into nerve impulses: sound waves travel into auditory canal learding to the eardrum (which vibrates to due to the sound, 3 bones are beyond the eardrum: hammer (malleus) anvil (incus) stirrup (stapes) amplifies sound up to 30x, inner ear: 5: pitch, low frequency tones are coded in terms of the number of nerve impulses, frequency above 4000 hz are coded according to the fluid in the basilar membrane, hearing loss can result from conduction to deafness produced by problems involving the structures of the inner ear, can also result from nerve deafness due to damaged auditory nerves, sonicguide: device which provides visual info through tactile stimulation of the tongue. The receptors at the tip of the tongue are the most responsive to chemical substances dissolved in salvia: bitter, salty, sweet, sour, spicy.