WAIS Cognitive Domains 2

Question 1

Which WAIS-IV cognitive domain is primarily assessed by the Digit Span subtest?

Accepted Answer

Working Memory

Answer

Digit Span measures working memory by requiring the examinee to recall sequences of numbers forward, backward, and in sequence.

Question 2

The WAIS-IV Processing Speed Index (PSI) is most sensitive to which type of impairment?

Accepted Answer

Neurological or attentional difficulties

Answer

PSI is highly sensitive to neurological damage, ADHD, and attention difficulties because it requires rapid, accurate responding under time pressure.

Question 3

A person who scores high on Verbal Comprehension but low on Perceptual Reasoning likely demonstrates stronger ability in which area?

Accepted Answer

Crystallized verbal knowledge

Answer

Verbal Comprehension measures crystallized knowledge and language-based reasoning, which reflects accumulated learning.

Question 4

Which subtest contributes to the Perceptual Reasoning Index by requiring spatial construction with red and white blocks?

Accepted Answer

Block Design

Answer

Block Design requires the examinee to replicate two-dimensional patterns using colored blocks, measuring spatial and constructional ability.

Question 5

On the WAIS-IV, which composite index replaced the older Freedom from Distractibility index?

Accepted Answer

Working Memory Index

Answer

The Working Memory Index (WMI) in WAIS-IV replaced the older Freedom from Distractibility factor found in earlier WAIS versions.

(WAIS) Wechsler Adult Intelligence Scale Practice Test