Chapter 5 & 6 Sensation and Perception

3 October 2023
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The process by which we select, organize, and interpret sensory information in order to recognize meaningful objects and events is called
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perception
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Although Manuel was sitting right next to his parents, he smelled a skunk minutes before they did. Apparently, Manuel has a lower ___ for skunk odor than his parents have
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absolute threshold
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An exhausted forest ranger may notice the faintest scent of a forest fire whereas much stronger but less important odors fail to catch her attention. This fact would be of greatest relevance to
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signal detection theory
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Soothing musical audiotapes accompanied by faint and imperceptible verbal messages designed to increase a desire to lose weight best illustrate
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subliminal stimulation
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Some people are better than others at detecting slight variations in the tastes of various blends of coffee. This best illustrates the importance of
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difference threshold
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Giulio's bag of marbles is twice as heavy as Jim's. If it takes 5 extra marbles to make Jim's bag feel heavier, it'll take 10 extra marbles to make Giulio's bag feel heavier. This best illustrates
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Weber's law
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After listening to your high-volume car stereo for 15 minutes, you fail to realize how loudly the music is blasting. This best illustrates
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sensory adaptation
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The process by which our sensory systems convert stimulus energies into neural messages is called
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transduction
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Humans experience the longest visible electromagnetic waves as
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the color red and the shortest visible waves as blue-violet
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The amplitude of electromagnetic waves determines the___ of light
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brightness
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The amount of light entering the ye is regulated by the
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iris
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Accommodation refers to the
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process by which the lens changes shape in order to focus images on the retina
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The light-sensitive inner surface of the eye, containing the rods and cones, is the
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retina
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Bipolar cells are located in the
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retina
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The axons of ganglion cells converge to from
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the optic nerve
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The ability to simultaneously process the pitch, loudness, melody, and meaning of a song best illustrates
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parallel processing
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Evidence that some cones are especially sensitive to red light, others to green light, and still others to blue light is most directly supportive of the __ theory.
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Young-Helmholtz
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Experiencing a green afterimage of a red object is most easily explained by
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the opponent-process theory
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The phenomenon of color constancy best demonstrates that
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an object's perceived color is influenced by its surrounding objects.
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Sound wave vibrations are transmitted by 3 tiny bones located in the
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middle ear
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The coiled, fluid-filled in which sound waves trigger nerve impulses is called
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cochlea
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The mechanical vibrations triggered by sound waves are transduced into neural impulses by
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hair cells
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The volley principles is most directly relevant to our perception of
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pitch
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On the day she is to be interviewed for a major new position, Rachel awakens with a severe toothache. During the interview she feels no pain; not until 39 mins late does she become aware again of a painful toothache. Rachel's experience is best explained by
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the gate-control theory
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Olfactory receptor cells are essential for our sense of:
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smell
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Kinesthesis refers to the
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a system for sensing the position and movement of muscles, tendons, and joints.
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The ability to detect whether your body is in a horizontal or vertical position depends most directly on
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the vestibular sense
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Which of the following play the biggest role in our feeling dizzy and unbalanced after a thrilling roller coaster ride?
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semicircular canals
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While reading a novel, Raoul isn't easily distracted by the sounds of the TV or even by his brothers' loud arguments. This best illustrates
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selective attention
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The ability to pay attention to only one voice at the time is called
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the cocktail party effect
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In one experiment, most of the participants who viewed a videotape of men tossing a basketball remained unaware of an umbrella-toting woman sauntering across from the screen
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inattention blindness
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A gestalt is best described as
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an organized while
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The principles of continuity and closure best illustrate the importance of
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top-down processing
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A floating sea vessel is to the ocean water as ___ is to ___.
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figure, ground
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The perception of the letter "t" as 2 intersection lines rather than as 4 nonintersecting lines illustrates the principles of
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continuity
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During radio ad, listeners are repeatedly asked, "what soul life be like without fletchers ice cream?" At the end of the ad, the same question is cleverly interrupted immediately after the word "without." At that point, many listeners mentally respond with the words "fletchers ice cream." Their response best illustrates the principle of
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closure
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Holding 2 index fingers in front of the eyes can create the perception of a floating finger sausage. This best illustrates the effect of
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retinal disparity
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Renny knew the red tulip was closer to her than the yellow tulip because the red ones cast a larger retinal image than the yellow one. This illustrates the importance if the distance cue known as
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relative size
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Distant trees were located closer to the top of the artist's canvas than were the nearby flowers. The artist was clearly using the distance cue known as:
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relative height
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The apparent narrowing of a river as it flows directly away from you into the distance best illustrates the depth cue known as:
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linear perspective
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The quick succession of briefly flashed images in motion picture produces
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stroboscopic movement
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As the retinal image of a horse galloping toward you becomes larger, it is unlikely that the horse will appear to grow larger. This best illustrates the phenomenon of
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size constancy
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Although he was wearing a pair of glasses that shifted the apparent location of objects 20 degrees to his right, Lars was still able to play tennis very effectively. This best illustrates the value of
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perceptual afaptaion
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Although Sue Yen sees her chem professor several times a week, she didn't recognize the professor when she saw her in the grocery store. This best illustrates the importance of
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context effects
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After watching a scary tv movie, Julie perceived the noise of the rattling her front windows as the sound of a burglar breaking into her house. Her mistaken interpretation best illustrates the influence of
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perceptual sent