Psychological Tests Show That 18-Year-Old Isaiah Has an Intelligence Score

question 3

Multiple Choice

Psychological tests show that 18-year-old Isaiah has an intelligence score of 65. Nevertheless, Isaiah can, with a few seconds of mental calculation, accurately tell the day of the week on which Christmas falls for any year in this century. It would be fair to conclude that

• A) the intelligence test Isaiah was given has no validity.
• B) intelligence tests are generally good measures of verbal but not of mathematical intelligence.
• C) Isaiah is a person with savant syndrome.
• D) Isaiah excels in divergent thinking.

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Definitions:

Physostigmine

A reversible cholinesterase inhibitor used to treat glaucoma and to counteract the effects of neuromuscular blocking in anesthesia.

Acetylcholine

Acetylcholine is a neurotransmitter involved in many functions including muscle stimulation, memory, and alertness, playing a significant role in the autonomic nervous system.

Slowing

The process of reducing speed or rate, often used in contexts such as cognitive slowing with aging.

Breakdown

The process of decomposing or segmenting information, substances, or systems into smaller parts to understand or manage them more effectively.