If You Shine a Light into One Eye Both Pupils

question 20

Multiple Choice

If you shine a light into one eye both pupils will constrict. The best explanation for this is .

• A) information from one eye is directly and immediately transferred to the other eye to maintain alignment of the eyes
• B) a small portion of light always enters the other eye
• C) sensory input from the retinas of both eyes converges at the optic chiasm and information from each eye is delivered to both the left and right sides of the brain
• D) This, in fact, does not occur; information from both eyes is always separated.

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Definitions:

Major Depressive Disorder

A psychological state involving ongoing depressive conditions or an indifference to pursuits, resulting in a severe impact on day-to-day life.

Depression

A common mental health disorder characterized by persistent sadness, lack of interest in activities, and can include various emotional and physical problems.

Suicide

The purposeful act of committing suicide.

Informed Consent

Process of obtaining permission from a patient to perform a specific test or procedure after describing all risks, side effects, and benefits.