Accommodation of the Lens Occurs When

question 120

Multiple Choice

Accommodation of the lens occurs when

• A) ciliary muscles contract.
• B) the ciliary body moves closer to the lens.
• C) parasympathetic axons stimulate the ciliary muscles.
• D) the lens becomes more spherical.
• E) All of the choices are correct.

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Definitions:

Negative Linear Relationship

A relationship in which increases in the values of the first variable are accompanied by decreases in the values of the second variable.

Operational Definitions

Specific articulations of a concept or variable in terms of the procedures or techniques used to measure or manipulate it.

Construct Validity

The degree to which a test or instrument measures the theoretical construct or psychological concept it intends to measure.

Construct Validity

Construct validity refers to the degree to which a test measures what it claims, or purports, to be measuring.