Wechsler Test Adult Intelligence Scale (WAIS-IV) Clinical Applications

Question 1

The WAIS-IV is standardized for use with individuals in which age range?

Accepted Answer

16:0–90:11

Answer

The WAIS-IV is normed for individuals aged 16 years 0 months through 90 years 11 months, making it one of the broadest age-range intelligence tests available.

Question 2

In clinical neuropsychological assessment, the WAIS-IV is frequently used to evaluate which type of cognitive change?

Accepted Answer

Decline or preservation of cognitive abilities following acquired brain injury or neurodegenerative disease

Answer

The WAIS-IV is widely used in neuropsychological settings to document cognitive strengths and weaknesses associated with acquired brain injury, dementia, stroke, and other neurological conditions.

Question 3

The WAIS-IV Processing Speed Index is composed of which two core subtests?

Accepted Answer

Coding and Symbol Search

Answer

The WAIS-IV Processing Speed Index (PSI) consists of Coding and Symbol Search as its two core subtests, with Cancellation as a supplemental subtest.

Question 4

In WAIS-IV interpretation, which approach involves comparing the patient's obtained scores to their estimated premorbid level of functioning?

Accepted Answer

Premorbid estimation approach

Answer

The premorbid estimation approach uses demographic variables (age, education, race, sex) or reading word tests (e.g., TOPF/NART) to predict what the patient's scores would have been before any brain injury or disease.

Question 5

Which WAIS-IV subtest is classified as a supplemental Perceptual Reasoning subtest?

Accepted Answer

Figure Weights

Answer

Figure Weights is a supplemental Perceptual Reasoning Index subtest on the WAIS-IV, measuring quantitative and analogical reasoning by requiring balance scale problems.

Wechsler Test Practice Test

Wechsler Test Practice Test

Wechsler Test Adult Intelligence Scale (WAIS-IV) Clinical Applications