Psyc/Biol 240 - Exam 5 Review Terms

These terms and phrases are provided as a study aid. You should know what they mean and how they are relevant to vision/perception, but you should not rely on this list as your only (or even primary) study aid. Of far more value is the lecture outline for this section of the course, which you can get to from the Section 5 - Course Material for Exam 5 page.

THE EAR AND AUDITORY SYSTEM, HEARING
- What is sound??
- frequency, amplitude, phase, timbre, chroma
- measuring sound: decibels, hertz
- fundamental frequency, harmonics
- Anatomy of the ear and function of the various anatomical structures (e.g., pinna, auditory canal, eardrum, ossicles, cochlea and its structures)
- How are sound waves transduced into neural impulses?
- differences between inner and outer hair cells
- How do different intensities and frequencies affect the basilar membrane?
- Time Coding and Place Coding, traveling waves, tonotopic organization
- frequency tuning curve of an auditory neuron
- how is frequency encoded by the auditory system?
- how is intensity encoded by the auditory system?
- The range of human hearing (compared to other animals)
- audibility functions (threshold intensity as a function of frequency)
- hearing loss: conduction vs. sensorineural loss (different types of)
- perception of loudness, equal loudness contours
- perception of pitch, missing fundamental
- Auditory grouping (7 principles)
- sound localization: binaural cues, monaural cues

Go to Section 5 - Course Material for Exam 5.
Go to Review Terms for Each Exam.
Go to Psyc/Biol 240 Home Page.

Updated August 15, 2004.