The Lens Focuses the Visual Image on the Photoreceptors by

question 24

Multiple Choice

The lens focuses the visual image on the photoreceptors by

• A) moving up and down.
• B) moving in and out.
• C) changing shape.
• D) opening and closing.
• E) dilating and constricting.

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Definitions:

Block Design Puzzles

Cognitive tests involving the arrangement of two-dimensional geometric blocks to match a pattern, used to assess spatial visualization and problem-solving abilities.

WAIS

The Wechsler Adult Intelligence Scale, a test designed to measure intelligence in adults and older adolescents.

SAT Math Test

A standardized test section measuring mathematical reasoning and problem-solving skills, part of the SAT college admission exam.

Predictive Validity

The success with which a test predicts the behavior it is designed to predict; it is assessed by computing the correlation between test scores and the criterion behavior. Also called criterion-related validity.