Vincent Voltaire
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Psychology Quiz on Chapter 4 - part 2: Our Sense of Sight: The Visual System , created by Vincent Voltaire on 09/02/2020.

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Chapter 4 - part 2: Our Sense of Sight: The Visual System

Question 1 of 60

1

What aspect of perception is affected by the wavelength of light?

Select one of the following:

  • saturation

  • light purity

  • brightness

  • colour

Explanation

Question 2 of 60

1

What affects our perception of the brightness of a colour?

Select one of the following:

  • saturation of light waves

  • purity of light waves

  • amplitude of light waves

  • wavelength of light waves

Explanation

Question 3 of 60

1

Jose is wearing a blue shirt, and Evan is wearing a red shirt. What is the difference between the two shirts, in
terms of light waves?

Select one of the following:

  • Jose’s reflects higher amplitude light waves than Evan’s.

  • Jose’s reflects shorter light waves than Evan’s.

  • Jose’s reflects longer light waves than Evan’s.

  • Jose’s reflects lower amplitude light waves than Evan’s.

Explanation

Question 4 of 60

1

What aspect of visual perception is responsive to differences in the amplitude of light waves?

Select one of the following:

  • colour

  • purity

  • saturation

  • brightness

Explanation

Question 5 of 60

1

What aspect of visual perception will change if you change the purity of the light waves?

Select one of the following:

  • saturation

  • colour constancies

  • hue

  • brightness

Explanation

Question 6 of 60

1

If your lens is very round, which of the following will you see best?

Select one of the following:

  • close objects

  • distant objects

  • moving objects

  • brightly coloured objects

Explanation

Question 7 of 60

1

As people age, the lens of the eye loses its ability to accommodate, and it tends to remain flat instead of
becoming fat and round. What does this suggest about the effects of aging on vision?

Select one of the following:

  • We become less likely to detect differences in light purity.

  • We become more likely to detect differences in brightness and hue.

  • We lose the ability to focus on objects that are close.

  • We lose the ability to focus on objects in the distance.

Explanation

Question 8 of 60

1

What is the structure that controls the size of the pupil?

Select one of the following:

  • lens

  • vitreous humour

  • cornea

  • iris

Explanation

Question 9 of 60

1

What changes in size, in order to regulate the amount of light that enters the eye?

Select one of the following:

  • cornea

  • pupil

  • retina

  • lens

Explanation

Question 10 of 60

1

What happens to the pupil of the eye in bright sunlight?

Select one of the following:

  • It constricts.

  • It flattens.

  • It dilates.

  • It closes.

Explanation

Question 11 of 60

1

Isaiah is having his eyes checked. The doctor has put drops in Isaiah’s eyes that will cause the pupils to open
wide. What will happen to Isaiah’s vision as the drops begin to work?

Select one of the following:

  • His vision will start to become quite blurry.

  • He will lose some of his colour vision.

  • His vision will become extremely sharp and clear.

  • Colours will appear to be “super” saturated.

Explanation

Question 12 of 60

1

What happens to the pupil of the eye in dim light?

Select one of the following:

  • It is dilated, producing a sharper image.

  • It is dilated, producing an image that is not as sharp.

  • It is constricted, producing an image that is not as sharp.

  • It is constricted, producing a sharper image.

Explanation

Question 13 of 60

1

Which of the following processes compensates for sensory adaptation?

Select one of the following:

  • transduction

  • saccades

  • dilation

  • lens accommodation

Explanation

Question 14 of 60

1

Where is the optic disk?

Select one of the following:

  • where the visual fields from both eyes merge

  • where the optic nerve exits the retina

  • immediately in front of the lens

  • where most of the rod and cones are located

Explanation

Question 15 of 60

1

What is the blind spot in the eye?

Select one of the following:

  • where the optic nerve exits the back of the eye

  • the point at which ganglion cells synapse with bipolar cells

  • the area where only cones are present

  • where photoreceptor cells do not “bleach”

Explanation

Question 16 of 60

1

Petra has vision problems because of a syndrome that causes her cones to be faulty. Her rods function normally.
Which of the following aspects of Petra’s vision is likely to be deficient?

Select one of the following:

  • colour vision

  • depth perception

  • vision in low illumination

  • peripheral vision

Explanation

Question 17 of 60

1

Imagine that biologists have discovered an animal that has eyes very similar to human eyes, but that the only
receptor cells in the retina are rods; there are no cones. What would you expect about this animal’s vision, based
on what is known about human vision?

Select one of the following:

  • It would be able to detect extremely fine details.

  • It would have poor peripheral vision.

  • It would have poor vision in low illumination.

  • It would have no colour vision.

Explanation

Question 18 of 60

1

Imagine that biologists have discovered an animal that has eyes very similar to human eyes, but that the only
receptor cells in the retina are cones; there are no rods. What would you expect about this animal’s vision, based
on what is known about human vision?

Select one of the following:

  • It would have poor peripheral vision.

  • It would have poor visual acuity.

  • It would have excellent vision in dim light.

  • It could not see in colour.

Explanation

Question 19 of 60

1

Devin has contracted a very rare eye disease that has caused damage to his rods, but for the most part, his cones
have not been affected. Which of the following aspects of Devin’s vision is likely to be deficient?

Select one of the following:

  • vision in bright illumination

  • peripheral vision

  • colour vision

  • detecting differences in wavelengths of light

Explanation

Question 20 of 60

1

Which of the following techniques would allow you to maximize visual acuity at night?

Select one of the following:

  • Close one eye.

  • Blink your eyes several times to hasten dark adaptation.

  • Look slightly above or below the object you wish to see.

  • Look directly at the object you wish to see.

Explanation

Question 21 of 60

1

Fifteen minutes after Zigfried left the brightly lit hallway and entered the dark passageway, what would you
expect about his dark adaptation?

Select one of the following:

  • It is still taking place in both his rods and his cones.

  • It is complete in his rods, but still taking place in his cones.

  • It is complete in both his rods and cones.

  • It is complete in his cones, but still taking place in his rods.

Explanation

Question 22 of 60

1

What does the receptive field of a visual cell refer to?

Select one of the following:

  • the portion of visual cortex that receives information from that cell

  • a cell’s degree of sensitivity or receptivity

  • a range of wavelengths of light the cell reacts to

  • an area of rods and cones that cause the visual cell to fire

Explanation

Question 23 of 60

1

When light hits the centre-surround of a receptive field, which of the following will be stimulated?

Select one of the following:

  • the inhibitory synapse to the visual cell

  • the excitatory synapse to the visual cell

  • the optic nerve

  • the optic disc

Explanation

Question 24 of 60

1

When light hits the centre of a receptive field, but does not hit the centre-surround, which of the following is most
likely to occur?

Select one of the following:

  • The associated visual cell will fire.

  • The associated visual cell will be inhibited.

  • The nearby visual cells will be stimulated.

  • The optic nerve will be inhibited.

Explanation

Question 25 of 60

1

When light hits the centre-surround of a receptive field, but does not hit the centre, which of the following is most
likely to occur?

Select one of the following:

  • The associated visual cell will fire.

  • The associated visual cell will be inhibited.

  • The nearby visual cells will be inhibited.

  • The optic nerve will fire.

Explanation

Question 26 of 60

1

What is the optic chiasm?

Select one of the following:

  • the portion of the lateral geniculate nucleus that is responsible for coordination of sensory input

  • the point at which the optic nerves cross over one another before projecting to the occipital lobe

  • the portion of the visual cortex responsible for feature detection

  • the gap between the right occipital lobe and the left occipital lobe

Explanation

Question 27 of 60

1

If the pathway through your superior colliculus were not functioning correctly, what would be difficult for you to
do?

Select one of the following:

  • perceiving depth

  • integrating visual and auditory information

  • distinguishing colours

  • detecting differences in texture

Explanation

Question 28 of 60

1

In which of the following lobes would you find the primary visual cortex?

Select one of the following:

  • frontal

  • occipital

  • temporal

  • parietal

Explanation

Question 29 of 60

1

Through which of the following brain areas do visual signals travel just before reaching primary visual cortex?

Select one of the following:

  • frontal lobes

  • optic disc

  • thalamus

  • superior colliculus

Explanation

Question 30 of 60

1

Which of the following depicts an accurate pathway for neural signals leaving the retina?

Select one of the following:

  • optic chiasm, optic nerve, occipital lobe, lateral geniculate nucleus

  • optic nerve, optic chiasm, thalamus, primary visual cortex

  • optic nerve, lateral geniculate nucleus, optic chiasm, occipital lobe

  • optic chiasm, medial geniculate nucleus, primary visual cortex, thalamus

Explanation

Question 31 of 60

1

What are the cells in the visual cortex that respond selectively to specific details of complex stimuli?

Select one of the following:

  • ventral cells

  • centre-surround detectors

  • feature detectors

  • ganglion cells

Explanation

Question 32 of 60

1

What are the cells in the visual cortex that respond to a line of the correct width, oriented at the correct angle,
and located in the correct position in its receptive field?

Select one of the following:

  • ganglion cells

  • binary cells

  • complex cells

  • simple cells

Explanation

Question 33 of 60

1

What do complex cells in the visual cortex respond to?

Select one of the following:

  • specific widths and orientation of lines anywhere in their receptive field

  • different colours in a specific spectrum

  • figure-ground disparity in the visual field

  • discrepancies between the centre and centre-surround in a receptive field

Explanation

Question 34 of 60

1

A microelectrode is recording the activity from a single cell in the visual cortex of a cat. The cell begins to fire
rapidly when a line is presented at a 45-degree angle directly in front of the cat, but stops firing when the line is
shifted to a position that is off to the left. What type of cell is likely being monitored in this case?

Select one of the following:

  • complex cell

  • simple cell

  • cell in the superior colliculus

  • ganglion cell

Explanation

Question 35 of 60

1

A microelectrode is recording the activity from a single cell in the visual cortex of a cat. The cell begins to fire
rapidly when a vertical line sweeps across the visual field to the left, but stops firing when the same line sweeps
back across the visual field to the right. What type of cell is likely being monitored in this case?

Select one of the following:

  • cell in the parvocellular channel

  • simple cell

  • ganglion cell

  • complex cell

Explanation

Question 36 of 60

1

After visual input has been processed in the primary visual cortex, signals are processed further along a number
of pathways. Which of the following types of visual information would be processed in the temporal lobe, along
the ventral stream?

Select one of the following:

  • movement

  • brightness and contours

  • faces

  • complexity and contrast

Explanation

Question 37 of 60

1

After visual input has been processed in the primary visual cortex, signals are processed further along a number
of pathways. Where is information about object recognition processed?

Select one of the following:

  • temporal lobes

  • occipital lobes

  • frontal lobes

  • parietal lobes

Explanation

Question 38 of 60

1

Where does the ventral stream project to after leaving the primary visual cortex?

Select one of the following:

  • basal forebrain

  • cerebellum

  • temporal lobes

  • parietal lobes

Explanation

Question 39 of 60

1

Charley has visual agnosia and is unable to recognize common, everyday objects. Damage to which component
of the visual system does this condition most likely result from?

Select one of the following:

  • ventral stream

  • feature detectors

  • superior colliculus

  • lateral geniculate nucleus

Explanation

Question 40 of 60

1

Which of the following would you be unable to recognize if you had a condition known as prosopagnosia?

Select one of the following:

  • lines with a 45-degree orientation

  • colours

  • movement

  • faces

Explanation

Question 41 of 60

1

In which of the following lobes would you find that brain damage leads to visual agnosia?

Select one of the following:

  • frontal

  • occipital

  • temporal

  • parietal

Explanation

Question 42 of 60

1

You see a delicious-looking doughnut sitting on the counter in front of you, and you guide your hand toward the
doughnut and pop it into your mouth. What do we call the second visual process for guiding your hand?

Select one of the following:

  • Hubel vision

  • conscious vision

  • subcortical vision

  • vision for action

Explanation

Question 43 of 60

1

In the case study of “DF,” a woman experienced brain damage as a result of carbonmonoxide
poisoning and lost the ability to recognize the forms of objects. What type of deficit did “DF” have?

Select one of the following:

  • amnesia

  • failure of vision for action

  • dorsal stream damage

  • agnosia

Explanation

Question 44 of 60

1

Which of the following activities would be difficult for you to do if you sustained damage to your dorsal stream?

Select one of the following:

  • say the name of an item that you see

  • choose colours that match

  • recognize your best friend

  • reach out to pick up a cup

Explanation

Question 45 of 60

1

Deanne can see and recognize objects, but she seems to be unable to reach out and grasp them appropriately.
She often knocks over cups and drops pencils because she doesn’t orient her hand to grip them. If this problem
is related to brain damage to the perceptual system, which of the following areas is most likely to be damaged?

Select one of the following:

  • ventral stream

  • dorsal stream

  • primary visual cortex

  • superior colliculus

Explanation

Question 46 of 60

1

While finger painting, Imran mixed yellow paint and blue paint and ended up with green. Which mixing method
did Imran use?

Select one of the following:

  • subtractive colour mixing

  • trichromatic mixing

  • additive colour mixing

  • multiplicative colour mixing

Explanation

Question 47 of 60

1

If you were to shine lights of different colours onto a surface, so that the lights overlap, what type of colour
mixing are you using?

Select one of the following:

  • subtractive

  • opponent processes

  • additive

  • saturation

Explanation

Question 48 of 60

1

If you project a red, a green, and a blue light into space, what colour will be perceived at the point where the
three lights cross?

Select one of the following:

  • grey

  • ultraviolet

  • black

  • white

Explanation

Question 49 of 60

1

If you mix red, green, and blue paint, what colour will you get?

Select one of the following:

  • orange

  • white

  • purple

  • black

Explanation

Question 50 of 60

1

At the musical he attended over the weekend, Andrew noticed that whenever the red and green spotlights
overlapped, they seemed to change to a yellow spotlight. Which principle explains this perception?

Select one of the following:

  • complex feature detection

  • subtractive colour mixing

  • additive colour mixing

  • opponent processing of colours

Explanation

Question 51 of 60

1

Television sets are able to re-create the entire visible spectrum by mixing three primary colours of light. Which
theory of human colour vision is similar to this mechanism?

Select one of the following:

  • opponent process

  • saturation

  • trichromatic

  • complementary colour

Explanation

Question 52 of 60

1

What differs in the visual perception of a human dichromat and a human trichromat?

Select one of the following:

  • colour vision

  • visual acuity

  • dark and light adaptation

  • peripheral vision

Explanation

Question 53 of 60

1

Hering’s opponent process theory suggests that receptors are linked antagonistically in pairs. What are his
opposed pairs?

Select one of the following:

  • red-yellow; blue-green; black-white

  • yellow-green; red-blue; black-white

  • red-green; yellow-blue; black-white

  • red-black; yellow-white; green-blue

Explanation

Question 54 of 60

1

Eli has been wearing green welding goggles for the past 30 minutes. Based on the opponent process theory of
colour vision, what colour will white objects appear to be for a brief time after Eli takes off the green goggles?

Select one of the following:

  • blue

  • yellow

  • orange

  • red

Explanation

Question 55 of 60

1

According to one theory of colour vision, colours are signalled in pairs by neurons that fire faster to one colour
and slower to another colour. What is this theory called?

Select one of the following:

  • trichromatic theory

  • dichromatic theory

  • opponent process theory

  • complementary colour theory

Explanation

Question 56 of 60

1

Denise was momentarily blinded when paparazzi snapped her picture using a blue flash. Following the flash, she
saw spots for several minutes. What colour were the spots, based on the opponent process theory of colour
vision?

Select one of the following:

  • yellow

  • blue

  • red

  • green

Explanation

Question 57 of 60

1

After having your picture taken with a yellow flash, you momentarily see blue spots floating before your eyes.
Which process best explains this phenomenon?

Select one of the following:

  • additive colour mixing

  • trichromatic theory

  • opponent process theory

  • subtractive colour mixing

Explanation

Question 58 of 60

1

Which theory of colour vision is supported by the action of the lateral geniculate nucleus?

Select one of the following:

  • Helmholtz’

  • trichromatic

  • opponent process

  • Weber’s

Explanation

Question 59 of 60

1

Which of the following is the best description of the current view of how colour is coded in the visual system?

Select one of the following:

  • It starts as an opponent process and then switches to a trichromatic process.

  • It starts with rods and then switches to cones.

  • It begins with cones and then switches to rods.

  • It begins with a trichromatic process and then switches to an opponent process.

Explanation

Question 60 of 60

1

Three groups of students completed the same test, but each group’s tests had a different coloured cover. Based
on research results by Andrew Elliot and his colleagues, which group should have the lowest average score on
the test?

Select one of the following:

  • the group with black tests

  • the group with red tests

  • the group with green tests

  • the group with white tests

Explanation

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