Psy 10-7-08 - Psychology 101 Notes: 10-7-08 Test Average:...

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Psychology 101 Notes: 10-7-08 Test Average: 76% (38/50) I. Sensation and Perception a. Distinction between bottom-up and top-down processing b. Context of perception c. HEARING i. Physical vs. Psychological Dimensions 1. Soundwave (physical) 2. Amplitude- Loudness (psychoglical) 3. Frequency- Pitch 4. “Loudness” measured in decibels 5. “Pitch” measured in Hertz ii. From soundwaves to hearing: 1. Outer Ear: Channel soundwaves into auditory canal 2. Middle Ear: Osiscles stimulate nerve cells within Cochlea (where TRANSDUCTION) take place a. Inside cochlea are hair cells that move when stimulated. Bundles of nerve fibers connected 3. Inner Ear d. VISION i. Parts of the Eyeball: 1. Pupil- Light enters eyeball 2. Retena- Sensory receptor for sense of vision 3. Photoreceptors- sensory neurons that are stimulated ii. Color Vision 1. Achromatopsia- No color perception (disoder) 2. Rods : Enable us to see in low levels of light (NIGHT vision)
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a. Periphrial (sides) 3. Cones : Perception of color/DAY vision
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This note was uploaded on 10/30/2008 for the course PSY 101 taught by Professor Jackson during the Fall '08 term at Michigan State University.

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Psy 10-7-08 - Psychology 101 Notes: 10-7-08 Test Average:...

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