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The average threshold for human vision is a candle flame seen from __________ on a dark, clear night.


A) 1 mile
B) 15 miles
C) 7.5 miles
D) 30 miles

E) A) and B)
F) A) and C)

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The sense of smell is also known as __________


A) olfaction.
B) the salivary sense.
C) chemical infarctation.
D) gustation.

E) A) and C)
F) A) and B)

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The smallest amount of a particular stimulus required to produce any sensation at all in the person to whom the stimulus is presented is the __________


A) absolute threshold
B) minimum threshold
C) difference threshold
D) noticeable threshold

E) B) and D)
F) C) and D)

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Although visitors to her apartment immediately notice the foul smell, Jill rarely notices her cat's litter box odor. This is an example of __________


A) transduction.
B) sensory adaptation.
C) accommodation.
D) saturation.

E) A) and D)
F) None of the above

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Visual distance and depth cues that require the use of both eyes are called __________


A) monocular cues.
B) diocular cues.
C) binocular cues.
D) dichromatic cues.

E) B) and D)
F) B) and C)

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What is the correct order of the parts of the eye from where light enters to where it causes a neural response to be sent up to the brain?

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The correct order of the parts of the ey...

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The amount of light entering the eye is controlled by the __________


A) cornea
B) lens
C) pupil
D) retina

E) C) and D)
F) B) and C)

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The skin senses are concerned with __________


A) touch, pressure, temperature, and pain.
B) the location of body parts in relation to the ground and to each other.
C) movement and body position.
D) your location as compared to the position of the sun.

E) All of the above
F) C) and D)

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What's the difference between a monocular and binocular depth cue?

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Monocular and binocular depth cues are b...

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The process by which unchanging information from the senses of taste, touch, smell, and vision is "ignored" by the sensory receptor cells themselves is called __________


A) transformation.
B) sensory adaptation.
C) transmutation.
D) transduction.

E) B) and C)
F) A) and B)

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Psychological aspects of pain perception can influence the release of the neurotransmitters called __________, the body's natural version of morphine.


A) endorphins
B) substance P
C) serotonin
D) acetylcholine

E) All of the above
F) B) and C)

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Why do researchers believe color deficiencies often have genetic causes?


A) Dietary patterns affect color deficiencies.
B) Color perception changes somewhat as we get older.
C) Color deficiencies are more common in some cultures.
D) More males than females suffer from color deficiencies.

E) A) and B)
F) B) and C)

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Closure is the tendency __________


A) to perceive objects, or figures, on some background.
B) to complete figures that are incomplete.
C) to perceive objects that are close to each other as part of the same grouping.
D) to perceive things with a continuous pattern rather than with a complex, broken-up pattern.

E) B) and C)
F) B) and D)

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Sensory receptors for vision are located on a thin layer of tissue at the back of the eyeball that is called __________


A) the lens.
B) the fovea.
C) the cornea.
D) the retina.

E) All of the above
F) A) and B)

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The __________ contains the ossicles, the three smallest bones in the human body.


A) cochlea
B) inner ear
C) middle ear
D) outer ear

E) A) and B)
F) None of the above

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Which is the best description of the vestibular senses?


A) they have to do with touch, pressure, temperature, and pain
B) they have to do with the location of body parts in relation to the ground and to each other
C) they have to do with movement and body position
D) they have to do with your location as compared to the position of the sun

E) All of the above
F) C) and D)

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Which of the following IS part of the inner ear?


A) the stirrup
B) the auditory canal
C) the eardrum
D) the cochlea

E) A) and B)
F) A) and C)

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By inserting tiny microelectrodes into single cells in the visual cortex of cats, Hubel and Wiesel were able to determine __________


A) cats cannot see red.
B) each neuron responded only to specific patterns.
C) all cats are color blind.
D) cats have specialized 'mouse receptors.'

E) B) and D)
F) None of the above

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The point at which the two optic nerves come together is called the __________


A) fovea.
B) optic chiasm.
C) visual cortex.
D) temporal lobe.

E) C) and D)
F) All of the above

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Scientists believe that the process of color vision begins with the __________ and is completed in the __________


A) lens; retina.
B) retina; visual cortex.
C) optic nerve; visual cortex.
D) occipital lobe; visual cortex.

E) C) and D)
F) None of the above

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