The Progressive Loss of Sensitivity to Gratings as Spatial Frequency

question 23

Multiple Choice

The progressive loss of sensitivity to gratings as spatial frequency is decreased below about 5 c deg⁻¹ is probably due to:

• A) Lateral inhibition
• B) Spatial summation
• C) Spatial frequency adaptation
• D) Eye movements

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Definitions:

Methyl Isobutyrate

An ester formed from methanol and isobutyric acid, characterized by a fruity odor, commonly used in flavorings and fragrances.

3-Ethyl-2-methylpentan-3-ol

A specific organic compound characterized by its molecular structure having a pentane backbone with an alcohol group (OH) attached to the third carbon, along with ethyl and methyl groups as substituents.

Random Phenomenon

An event or situation in which the outcome is unpredictable and cannot be determined prior to its occurrence.

National Football League

A professional American football league consisting of 32 teams, divided between the National Football Conference (NFC) and the American Football Conference (AFC).