Perception

Question 1

What is the first stage of the perceptual process?

1) Perception
2) Sensation
3) The proximal stimulus
4) The distal stimulus

Answer 1

The distal stimulus

Question 2

Which of these is typically considered to be one of the 5 main human senses?

1) Proprioception
2) Magnetoception
3) Nociception
4) Olfactory perception

Answer 2

Olfactory perception

Question 3

Which of the following illusions involves a misperception of line length?

1) Hermann grid illusion
2) Shepard scale illusion
3) Cafe wall illusion
4) Ponzo illusion

Answer 3

Ponzo illusion

Question 4

According to constructivist theories of perception, illusions:

1) Reflect the richness of sensory evidence
2) Are perceptual errors
3) Are often best described as rational inferences
4) Rarely occurs in the natural world

Answer 4

Are often best described as rational inferences

Question 5

The use of prior knowledge to influence perception is referred to what type of process?

1) Bottom-up
2) Top-down
3) Bottom-down
4) Top-up

Answer 5

Top-down

Question 6

Light cannot be:

1) Reflected
2) Absorbed
3) Dissolved
4) Transmitted

Answer 6

Dissolved

Question 7

Which of the following statements about rods is correct?

1) They receive input from the optic nerve
2) They are located primarily in the peripheral retina
3) They contain three different photopigments
4) They only function in high light levels

Answer 7

They are located primarily in the peripheral retina

Question 8

Which type of illusion is caused by light/dark adaptation in the retina?

1) Ambiguous figures
2) Hermann grid
3) Impossible objects
4) Negative afterimages

Answer 8

Negative afterimages

Question 9

Which of the following statements about light/dark adaptation is not correct?

1) It helps achieve brightness constancy
2) It is responsible for negative afterimages
3) It equates sensitivity across the retina
4) It enables us to see in different lighting conditions

Answer 9

It equates sensitivity across the retina

Question 10

The luminance and wavelength of light are related to what two perceptions respectively?

1) Colour and path
2) Brightness and colour
3) Colour and brightness
4) Depth and colour

Answer 10

Brightness and colour

Question 11

A difference in the image location of an object in left and right eyes is called a:

1) Monocular discrepancy
2) Binocular discrepancy
3) Binocular disparity
4) Monocular disparity

Answer 11

Binocular disparity

Question 12

Which monocular cue to depth relies upon motion of the observer?

1) Motion occlusion
2) Motion perspective
3) Motion disparity
4) Motion parallax

Answer 12

Motion parallax

Question 13

Which Gestalt principle helps preserve the grouping of occluded objects?

1) Similarity
2) Symmetry
3) Good continuation
4) Closure

Answer 13

Good continuation

Question 14

The tendency to form complete figures is known as the Gestalt principle of:

1) Good continuation
2) Completion
3) Closure
4) Good completion

Answer 14

Closure

Question 15

Using shading to infer the 3-dimensional shape of objects requires:

1) Prior knowledge about the relative sizes of objects
2) Information from both eyes
3) Knowledge of lighting direction
4) Knowledge of linear perspective

Answer 15

Knowledge of lighting direction

Question 16

The frequency of a sound wave is usually measured in which units?

1) mL
2) Hz
3) dB
4) mm

Answer 16

Hz

Question 17

A complex sound consists of more than one:

1) Sinusodial component of different frequencies
2) Phase of sinusodial wave
3) Period originating from the same sinusodial component
4) Cycle of a sinusodial wave

Answer 17

Sinusodial component of different frequencies

Question 18

Which of the following structures is located in the inner ear?

1) Pinna
2) Cochlea
3) Malleus
4) Tympanic membrane

Answer 18

Cochlea

Question 19

Louder sounds tend to produce:

1) Firing in auditory nerve fibres near the base of the cochlea
2) Lower firing rates in auditory nerve fibres
3) Higher firing rates in auditory nerve fibres
4) Firing in auditory nerve fibres near the apex of the cochlea

Answer 19

Higher firing rates in auditory nerve fibres

Question 20

The pitch of a sound is encoded via which two codes?

1) Place code and rate code
2) Timing code and artificial code
3) Place code and timing code
4) Timing code and rate code

Answer 20

Place code and timing code

Question 21

Which of the following statements about interaural time differences is not correct:

1) They depend on the distance between the ears
2) They require phase-locking
3) They are caused by the acoustic shadow of the head
4) They are minimal for sounds positioned straight ahead

Answer 21

They are caused by the acoustic shadow of the head

Question 22

The set of positions where all sounds produce the same binaural localisation cues is called:

1) Medial region
2) Superior olive
3) Cone of confusion
4) Cochlear region

Answer 22

Cone of confusion

Question 23

The relative intensity of sounds provided a cue to sound source:

1) Frequency
2) Distance
3) Azimuth
4) Elevation

Answer 23

Distance

Question 24

Auditory scene analysis involves:

1) Neither spectral or sequential grouping
2) Spectral and sequential grouping
3) Sequential grouping only
4) Spectral grouping only

Answer 24

Spectral and sequential grouping