Question 1

Which of the following statements about accommodation is FALSE?

Accepted Answer

A)  During accommodation, the lens becomes thinner. 
B)  Accommodation takes place as objects draw nearer to the eye. 
C)  Accommodation bends the light to focus it on the retina. 
D)  none of the above 
A)  During accommodation, the lens becomes thinner. 
B)  Accommodation takes place as objects draw nearer to the eye. 
C)  Accommodation bends the light to focus it on the retina. 
D)  none of the above

Question 2

After looking at a solid blue background for 15 minutes, Chelsie reports that the background is now gray. This change occurs because:

Accepted Answer

A)  her eyes are now light adapted. 
B)  she has developed a scotoma. 
C)  her cones have adjusted to the blue color. 
D)  her visual system is dependent upon edges. 
A)  her eyes are now light adapted. 
B)  she has developed a scotoma. 
C)  her cones have adjusted to the blue color. 
D)  her visual system is dependent upon edges.

Question 3

Myopia is caused by:

Accepted Answer

A)  not exercising the ocular muscles enough 
B)  straining the ocular muscles 
C)  genetics 
D)  both B and C 
A)  not exercising the ocular muscles enough 
B)  straining the ocular muscles 
C)  genetics 
D)  both B and C

Question 4

Which of the following statements is TRUE?

Accepted Answer

A)  Our lightness judgment of Object A is independent of other objects in the scene. 
B)  Our lightness judgment of Object A is dependent upon other objects that are similar to Object A, even if they are not adjacent to 
 Object 
C)  Our lightness judgment of Object A is dependent upon other objects that are similar to Object A, but only if they are adjacent to Object 
D)  Our lightness judgment of Object A is dependent upon other objects that are similar to Object A, but only if they are nonadjacent to Object 
A)  Our lightness judgment of Object A is independent of other objects in the scene. 
B)  Our lightness judgment of Object A is dependent upon other objects that are similar to Object A, even if they are not adjacent to 
 Object 
C)  Our lightness judgment of Object A is dependent upon other objects that are similar to Object A, but only if they are adjacent to Object 
D)  Our lightness judgment of Object A is dependent upon other objects that are similar to Object A, but only if they are nonadjacent to Object

Question 5

The main problem with the photometric approach to lightness perception is:

Accepted Answer

A)  it is an overly complex explanation 
B)  it does not account for mechanical limitations of photometers 
C)  it does not account for context effects 
D)  none of the above 
A)  it is an overly complex explanation 
B)  it does not account for mechanical limitations of photometers 
C)  it does not account for context effects 
D)  none of the above

Question 6

Mach bands are of particular interest to psychophysicists because:

Accepted Answer

A)  they illustrate that perceptions can differ from physical stimuli 
B)  they suggest that lateral inhibition can be suppressed 
C)  they show that humans are unable to detect slight differences in contrast 
D)  they are easily detected by a photometer 
A)  they illustrate that perceptions can differ from physical stimuli 
B)  they suggest that lateral inhibition can be suppressed 
C)  they show that humans are unable to detect slight differences in contrast 
D)  they are easily detected by a photometer

Question 7

Better readers have __________________ than poor readers.

Accepted Answer

A)  shorter saccades 
B)  longer fixation pauses 
C)  fewer regressive saccades 
D)  both B and C 
A)  shorter saccades 
B)  longer fixation pauses 
C)  fewer regressive saccades 
D)  both B and C

Question 8

A location in space where a sudden change in color, brightness, or lightness occurs is:

Accepted Answer

A)  a Ganzfeld 
B)  a scotoma 
C)  a Mach band 
D)  an edge 
A)  a Ganzfeld 
B)  a scotoma 
C)  a Mach band 
D)  an edge

Question 9

The "near point" is:

Accepted Answer

A)  the distance at which you must be from an object so that it is fully projected onto the fovea 
B)  the closest point to your eye that you can see clearly 
C)  the distance at which you can read all of the letters on the Snellen eye chart 
D)  the point at which accommodation is not necessary for clear viewing 
A)  the distance at which you must be from an object so that it is fully projected onto the fovea 
B)  the closest point to your eye that you can see clearly 
C)  the distance at which you can read all of the letters on the Snellen eye chart 
D)  the point at which accommodation is not necessary for clear viewing

Question 10

Which of the following statements is FALSE?

Accepted Answer

A)  Larger objects are easier to see than smaller objects. 
B)  Objects that are 4 feet away are easier to see than objects that are 40 feet away. 
C)  Objects visible under low contrast conditions are easier to see than objects under high contrast conditions. 
D)  Objects presented at a luminance of 80 cd/m2 are easier to see than objects presented at a luminance of 20 cd/m2. 
A)  Larger objects are easier to see than smaller objects. 
B)  Objects that are 4 feet away are easier to see than objects that are 40 feet away. 
C)  Objects visible under low contrast conditions are easier to see than objects under high contrast conditions. 
D)  Objects presented at a luminance of 80 cd/m2 are easier to see than objects presented at a luminance of 20 cd/m2.

Question 11

Which kind of eye movements are involved when watching a horse gallop off into the distance?

Accepted Answer

A)  convergent eye movements 
B)  divergent eye movements 
C)  saccadic eye movements 
D)  pursuit eye movements 
A)  convergent eye movements 
B)  divergent eye movements 
C)  saccadic eye movements 
D)  pursuit eye movements

Question 12

Which of the following brain areas is NOT involved in pursuit and saccadic eye movements?

Accepted Answer

A)  the amygdala 
B)  the superior colliculus 
C)  the cerebellum 
D)  the frontal eye field 
A)  the amygdala 
B)  the superior colliculus 
C)  the cerebellum 
D)  the frontal eye field

Question 13

Which kind of eye movements are involved when watching a pendulum swing from side to side?

Accepted Answer

A)  convergent eye movements 
B)  divergent eye movements 
C)  saccadic eye movements 
D)  pursuit eye movements 
A)  convergent eye movements 
B)  divergent eye movements 
C)  saccadic eye movements 
D)  pursuit eye movements

Question 14

A local realtor is interested in putting up a billboard to advertise her services. She wants the visual acuity of the sign to be high. Which of the following would increase the visual acuity of the text?

Accepted Answer

A)  Making the letters smaller, so more text falls on the center of the fovea. 
B)  Using black text on a plain white background. 
C)  Placing the sign on a dimly lit street to reduce the luminance. 
D)  Placing the sign far from the road so that it encompasses 5° of visual angle. 
A)  Making the letters smaller, so more text falls on the center of the fovea. 
B)  Using black text on a plain white background. 
C)  Placing the sign on a dimly lit street to reduce the luminance. 
D)  Placing the sign far from the road so that it encompasses 5° of visual angle.

Question 15

Vergence eye movements:

Accepted Answer

A)  allow rapid tracking of objects 
B)  take less than 1/10 of a second 
C)  allow both eyes to focus on the same object 
D)  are quicker than accommodation 
A)  allow rapid tracking of objects 
B)  take less than 1/10 of a second 
C)  allow both eyes to focus on the same object 
D)  are quicker than accommodation

Question 16

The ciliary muscle is used during:

Accepted Answer

A)  vergence eye movements 
B)  saccadic eye movements 
C)  pursuit eye movements 
D)  accommodation 
A)  vergence eye movements 
B)  saccadic eye movements 
C)  pursuit eye movements 
D)  accommodation

Question 17

Lightness perception is:

Accepted Answer

A)  dependent on the lightness of the surrounding areas 
B)  determined by directly calculating the albedo of a surface 
C)  determined by the absolute amount of light energy falling on the retina 
D)  constant and cannot be changed 
A)  dependent on the lightness of the surrounding areas 
B)  determined by directly calculating the albedo of a surface 
C)  determined by the absolute amount of light energy falling on the retina 
D)  constant and cannot be changed

Question 18

Light constancy occurs when:

Accepted Answer

A)  low-albedo objects are seen as dark under dimly lit conditions but light under bright conditions. 
B)  low-albedo objects are seen as light under dimly lit conditions but dark under bright conditions. 
C)  low-albedo objects are seen as dark under dimly lit conditions as well as under bright conditions. 
D)  low-albedo objects are seen as light under dimly lit conditions as well as under bright conditions. 
A)  low-albedo objects are seen as dark under dimly lit conditions but light under bright conditions. 
B)  low-albedo objects are seen as light under dimly lit conditions but dark under bright conditions. 
C)  low-albedo objects are seen as dark under dimly lit conditions as well as under bright conditions. 
D)  low-albedo objects are seen as light under dimly lit conditions as well as under bright conditions.

Question 19

When your eyes are rotated inward, you are:

Accepted Answer

A)  focusing on a nearby object, and your eyes have diverged 
B)  focusing on a nearby object, and your eyes have converged 
C)  focusing on a distant object, and your eyes have diverged 
D)  focusing on a distant object, and your eyes have converged 
A)  focusing on a nearby object, and your eyes have diverged 
B)  focusing on a nearby object, and your eyes have converged 
C)  focusing on a distant object, and your eyes have diverged 
D)  focusing on a distant object, and your eyes have converged

Question 20

Which of the following statements about pursuit vs. saccadic eye movements is FALSE?

Accepted Answer

A)  While pursuit movements are fast, saccadic movements are slow. 
B)  While pursuit movements are smooth, saccadic movements are jerky. 
C)  Both pursuit and saccadic eye movements involve similar brain areas. 
D)  Both pursuit and saccadic eye movements are version eye movements. 
A)  While pursuit movements are fast, saccadic movements are slow. 
B)  While pursuit movements are smooth, saccadic movements are jerky. 
C)  Both pursuit and saccadic eye movements involve similar brain areas. 
D)  Both pursuit and saccadic eye movements are version eye movements.

Which of the following statements about accommodation is FALSE?

After looking at a solid blue background for 15 minutes, Chelsie reports that the background is now gray. This change occurs because:

Myopia is caused by:

Which of the following statements is TRUE?

The main problem with the photometric approach to lightness perception is:

Mach bands are of particular interest to psychophysicists because:

Better readers have __________________ than poor readers.

A location in space where a sudden change in color, brightness, or lightness occurs is:

The "near point" is:

Which of the following statements is FALSE?

Which kind of eye movements are involved when watching a horse gallop off into the distance?

Which of the following brain areas is NOT involved in pursuit and saccadic eye movements?

Which kind of eye movements are involved when watching a pendulum swing from side to side?

A local realtor is interested in putting up a billboard to advertise her services. She wants the visual acuity of the sign to be high. Which of the following would increase the visual acuity of the text?

Vergence eye movements:

The ciliary muscle is used during:

Lightness perception is:

Light constancy occurs when:

When your eyes are rotated inward, you are:

Which of the following statements about pursuit vs. saccadic eye movements is FALSE?

Introduction

Research Methods

The Visual System

Visual Pattern Perception

Distance and Size Perception

Color

Motion

The Auditory System

Basic Auditory Functions

Auditory Pattern Perception

The Skin Senses

The Chemical Senses: Taste and Smell

Perceptual Development

Filters

Exam 4: Basic Visual Functions

Which of the following statements about accommodation is FALSE?

After looking at a solid blue background for 15 minutes, Chelsie reports that the background is now gray. This change occurs because:

Myopia is caused by:

Which of the following statements is TRUE?

The main problem with the photometric approach to lightness perception is:

Mach bands are of particular interest to psychophysicists because:

Better readers have __________________ than poor readers.

A location in space where a sudden change in color, brightness, or lightness occurs is:

The "near point" is:

Which of the following statements is FALSE?

Which kind of eye movements are involved when watching a horse gallop off into the distance?

Which of the following brain areas is NOT involved in pursuit and saccadic eye movements?

Which kind of eye movements are involved when watching a pendulum swing from side to side?

A local realtor is interested in putting up a billboard to advertise her services. She wants the visual acuity of the sign to be high. Which of the following would increase the visual acuity of the text?

Vergence eye movements:

The ciliary muscle is used during:

Lightness perception is:

Light constancy occurs when:

When your eyes are rotated inward, you are:

Which of the following statements about pursuit vs. saccadic eye movements is FALSE?

Introduction

Research Methods

The Visual System

Visual Pattern Perception

Distance and Size Perception

Color

Motion

The Auditory System

Basic Auditory Functions

Auditory Pattern Perception

The Skin Senses

The Chemical Senses: Taste and Smell

Perceptual Development

Filters