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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.
definition.
surround.
brightness.
visual angle.
1 / 1 pts
_______ occurs when there is a misperception of a grating due to undersampling.
Topographical mapping
Blindness
Confusion
Aliasing
Cortical magnification
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.
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.
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.
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.
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
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.
Question 1
1 / 1 pts
The difference in illumination between a figure and its background is known as
contrast.
definition.
surround.
brightness.
visual angle.
1 / 1 pts
_______ occurs when there is a misperception of a grating due to undersampling.
Topographical mapping
Blindness
Confusion
Aliasing
Cortical magnification
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.
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.
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.
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.
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
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.
