Homework answers / question archive / Question 1 1 / 1 pts The difference in illumination between a figure and its background is known as    contrast

Question 1 1 / 1 pts The difference in illumination between a figure and its background is known as    contrast

Psychology

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Question 1

1 / 1 pts

The difference in illumination between a figure and its background is known as

  

contrast.

  

definition.

   

surround.

   

brightness.

   

visual angle.

 

 

Question 2

1 / 1 pts

_______ occurs when there is a misperception of a grating due to undersampling.

  

Topographical mapping

   

Blindness

   

Confusion

   

Aliasing

   

Cortical magnification

 

 

Question 3

1 / 1 pts

Spatial frequency refers to the

  

amount of contrast in a room.

   

distance between the observer and the grating.

   

contrast threshold.

   

number of cycles of a grating per unit of visual angle.

   

flicker rate of a grating.

 

 

Question 4

1 / 1 pts

Each retinal ganglion cell responds not only to spots of light but also to certain

  

squares of uniform gray.

   

motion directions.

   

fields of uniform gray.

   

patterns of stripes.

   

circles of uniform gray.

 

 

Question 5

1 / 1 pts

Each of the following terms refers to the same structure except

  

All refer to the same structure

   

LGN.

   

striate cortex.

   

area V1.

   

primary visual cortex.

 

 

Question 6

1 / 1 pts

The tendency of neurons in striate cortex to respond optimally to certain orientations and less to others is known as

  

spatial selection.

   

spatial frequency.

   

orientation tuning.

   

orientation agnosia.

   

cortical magnification.

 

 

Question 7

1 / 1 pts

Hubel and Wiesel concluded that neurons with similar orientation preferences were arranged in _______ that extended vertically through the cortex.

  

stacks

   

rows

   

tangles

   

branches

   

columns

 

 

Question 8

1 / 1 pts

The tilt aftereffect is the perceptual illusion of tilt, produced by

  

adapting to a pattern of a given orientation.

   

constantly moving the head.

   

changing the direction of gaze.

   

spinning in circles for 30 seconds.

   

tilting the head.