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What is rhodopsin?


A) a photoreceptor found inside the cones
B) a chemical found inside the cones
C) a photoreceptor found inside the rods
D) a chemical found inside the rods

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The greater the saturation, the greater the extent to which a color __________.


A) has one of the four unique hues
B) is mixed with gray
C) can be described by a point in the color solid
D) is chromatic rather than achromatic

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Below are frequency ranges for several individuals. Which most likely represents the hearing range of an elderly person?


A) 4 to 40,000 hertz
B) 20 to 20,000 hertz
C) 30 to 10,000 hertz
D) 1,000 to 20,000 hertz

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According to signal-detection analysis, if individuals differ in terms of how sensitive they are to a signal, then they will differ __________.


A) in their proportions of correct and incorrect responses
B) in their proportions of yes and no responses
C) in their expression of introversion and extraversion as well
D) in their visual acuity as well

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The philosopher Immanuel Kant (1724-1804) held the position that perception is only possible because the mind __________.


A) is made up of cells with their own receptive fields
B) associates different sensory experiences into coherent wholes
C) organizes sensory information into preexisting categories
D) lacks the capacity for "turning off" the visual world

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Which of the following is true about the sense modalities?


A) All sensory modalities use the same neurochemical process to translate physical information into sensory experience.
B) Each sense modalities has its own properties and follows its own rules.
C) Vision and audition have highly similar properties and follow similar rules; the other senses are physically different and thus have different properties and rules.
D) Sensory coding is exactly the same across each of the sense modalities.

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What is the technical term for describing the conversion of a physical stimulus into a neural impulse?


A) transformation
B) transduction
C) transposition
D) conversion

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