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Title: Psychology Review 6 Post by: ppk on May 6, 2011 1. The term just noticeable difference is synonymous with ______.
a) separation threshold c) difference threshold b) response threshold d) absolute threshold 2. In the process known as_____________, sensory receptors become less sensitive to repeated presentations of the same stimulus. a) sensation c) sensory adaptation b) sensory fatigue d) discrimination 3. Receptor cells in the retina responsible for color vision and fine acuity are ______. a) bipolar cells c) rods b) ganglion cells d) cones 4. Which of the following properties of sound is the most similar to the brightness of light? a) pitch c) purity b) volume d) timbre 5. Conduction hearing impairment refers to hearing problems that originate in the ____________. a) outer ear c) eardrum and middle ear b) inner ear d) auditory pathways and brain 6. What are the five primary tastes? a) hot, sour, spicy, sweet, origami b) salty, sour, spicy, sweet, tart c) bitter, salty, sour, sweet, umami d) peppery, salty, sour, sweet, acidic 7. The reason that there are three semicircular canals is so that ______________. we have one canal to sense motion in each of the three planes we can see the world in three dimensions we can detect sound locations in the three-dimensional world we have an extra if one is broken 8. The tendency to interpret an object as always being the same physical dimensions, regardless of its distance from the viewer, is known as _____________. size constancy c) brightness constancy shape constancy d) color constancy 9. Texture gradient refers to the fact that texture appears to become ______. a) more detailed in the distance b) more detailed as brightness increases c) less detailed in the distance d) less detailed when it is brighter 10. An illusion ________________. is the same thing as a vision is due to the action of the rods versus the cones in the retina is a perception that does not correspond to reality corresponds directly to something that you dreamed Title: Re: Psychology Review 6 Post by: bio_man on May 8, 2011 Here you are:
1. c Explanation The term just noticeable difference is synonymous with difference threshold and refers to the detection of change. 2. c Explanation: Sensory adaptation is the process whereby receptors become less responsive to an unchanging stimulus. 3. d Explanation: Receptor cells in the retina responsible for color vision are cones. 4. b Explanation: Volume is the most similar to brightness and is based on the intensity of the stimulus. 5. c Explanation: Conduction deafness refers to hearing problems that originate in the eardrum and middle ear. 6. c Explanation: The five primary tastes are bitter, salty, sour, sweet, and umami. 7. a Explanation: The reason is that we have one canal to sense motion in each of the three planes. 8. a Explanation: The tendency to interpret an object as always being the same physical dimensions, regardless of its distance from the viewer, is known as size constancy. 9. c Explanation: Texture gradient refers to the fact that texture appears to become less detailed in the distance. 10. c Explanation: An illusion is a perception that does not correspond to reality. Objects look distorted in some fashion or a dimension is misperceived. Title: Re: Psychology Review 6 Post by: ppk on May 8, 2011 Awesome ;D ;D
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