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Chapter 12

PSYC 267 Chapter 12: Chapter 12 Summary


Department
Psychology
Course Code
PSYC-267
Professor
Taylor
Chapter
12

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Sound, the Auditory System, and Pitch Perception
THE SOUND STIMULUS
Sound as Pressure Changes
Pressure Changes: Pure Tones
Pressure Changes: Complex Tones
PERCEIVING SOUND
Loudness, Pitch and Range of Hearing
Timbre
THE EAR
The Outer Ear, Middle Ear and Inner Ear
THE REPRESENTATION OF FREQUENCY IN THE COCHLEA
Békésy’s Place Theory of Hearing
Evidence for Place Theory
Neural Frequency Tuning Curves
Auditory Masking
How the Basilar Membrane Vibrates to Complex Tones
Updating Békésy
How the Timing of Neural Firing Can Signal Frequency
Hearing Loss Due to Hair Cell Damage
CENTRAL AUDITORY PROCESSING
Pathway From the Cochlea to the Cortex
Auditory Areas in the Cortex
What and Where Streams for Hearing
PITCH AND THE BRAIN
Linking Physiological Responding and Perception
How the Auditory Cortex Is Shaped by Experience
COCHLEAR IMPLANTS—WHERE SCIENCE AND CULTURE MEET
The Technology
The Controversy
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