Final answer:
It is true that an asymmetric photic driving response is typically considered abnormal, as it may indicate underlying neurological conditions. This response can be detected using an EEG, and may warrant further medical investigation.
Step-by-step explanation:
To answer the question, it is true that an asymmetric photic driving response can be considered abnormal. Photic driving is a phenomenon where the brain's electrical activity, specifically the brainwaves seen on an electroencephalogram (EEG), can synchronize with the frequency of a flashing light stimulus. Typically, photic driving responses should be fairly symmetrical across both hemispheres of the brain. When the response is asymmetric, meaning there is a significant difference in the frequency or amplitude of the brainwaves between the two hemispheres, it might suggest underlying neurological abnormalities or conditions such as a lesion, epilepsy, or other brain dysfunctions. In a clinical setting, an EEG is used by healthcare professionals to assess the electrical activity of the brain and identify any irregularities. Asymmetric photic driving could trigger further investigation to determine the cause and potential treatment options.