Our Ability to Change the Focus of Our Eyes to See

question 84

Multiple Choice

Our ability to change the focus of our eyes to see objects at different distances depends on changes in the

• A) frequency of impulses in the optic nerve.
• B) thickness of the lens.
• C) position of the retina.
• D) width of the pupil.

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Definitions:

Negative Reinforcers

In behavioral psychology, negative reinforcement is a process where an undesirable or harmful stimulus is removed after a particular behavior is exhibited, increasing the likelihood of that behavior being repeated in the future.

Extinction

In behavioral psychology, the process through which a conditioned response decreases or disappears as a result of repeated exposure without reinforcement.

Reinforcement

In psychology, a process by which a certain stimulus or action encourages a particular behaviour to occur again.

Punishment

The imposition of a penalty as retribution for an offense or undesirable behavior.