Psychology 2015A/B Lecture Notes - Lecture 6: Presbycusis, Rarefaction, Retina

• School: Western University
• Department: Psychology
• Course: Psychology 2015A/B
• Professor: John Campbell

Document Summary

Physical and perceptual aspects of sound: two definitions of "sound, physical definition: pressure changes in the air, perceptual definition: the experience we have when we hear. Hz: then proceeds into the middle ear, middle ear, two cubic centimeter cavity separating inner from outer ear, made up of the three ossicles (little bones, malleus: moves due to the vibration of the tympanic membrane. Inner ear: main structure is the cochlea. The pathway to the brain: primary auditory cortex (a1) - a lot of the processing takes place here in for our auditory system, he said to know this. Infant hearing: decasper and fifer (1980, two-day old infants can recognize their mothers voices, the infants respond by sucking. Comparing location information for vision and hearing: we are better at localizing noise that is directly in front of us, when comparing it with something that"s (cid:272)o(cid:373)i(cid:374)g f(cid:396)o(cid:373) (cid:271)ehi(cid:374)d us.