Multiple Choice
To "see" gradual variations in shading,we rely on cells that respond best to ___ but to "see" abrupt changes in light versus dark,we rely on cells that respond best to ___.
A) low frequency stimuli,sine wave gratings
B) high frequency stimuli,low frequency stimuli
C) sine wave gratings,Mach bands
D) low frequency stimuli,high frequency stimuli
Correct Answer:

Verified
Correct Answer:
Verified
Q20: The photopigment utilized by rods is:<br>A)Amacrine<br>B)GABAergin<br>C)Iodopsin<br>D)Rhodopsin
Q21: Collectively,the rods and cones are known as:<br>A)Ganglion
Q22: The photopigment in cones is called iodopsin.
Q23: The fact that specialized visual functions occur
Q24: If you have a problem with form
Q26: The _ is a neuron in the
Q27: The fact that the different layers of
Q28: Which of the following describes the anatomical
Q29: The rods and cones are the photoreceptors.
Q30: Cones in the retina:<br>A)Provide our poorest visual