People with an Attention-Deficit Disorder

question 50

Multiple Choice

People with an attention-deficit disorder:

• A) concentrate so they develop a headache.
• B) have difficulty concentrating and may be hyperactive.
• C) are too depressed to concentrate on work.
• D) swear uncontrollably from time to time.

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Definitions:

Dim Light

A low level of illumination, often creating a subdued or intimate atmosphere, but may be insufficient for activities requiring detailed vision.

Volley Principle

A theory explaining how auditory neurons can produce the perception of sound frequencies higher than their individual firing rates through coordinated action.

Low Frequencies

Refers to sound waves with a frequency below about 200 Hz, often associated with bass sounds in music and acoustics.

Optic Disc

The optic disc is the point on the retina where the optic nerve fibers exit the eye, often referred to as the blind spot since it lacks photoreceptor cells.