A Picture of a Dog Is Briefly Flashed in the Left

question 114

Multiple Choice

A picture of a dog is briefly flashed in the left visual field of a split-brain patient.At the same time a picture of a boy is flashed in the right visual field.In identifying what she saw,the patient would be most likely to

• A) use her left hand to point to a picture of a dog.
• B) verbally report that she saw a dog.
• C) use her left hand to point to a picture of a boy.
• D) verbally report that she saw a boy.

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Definitions:

Optical Instrument

An optical instrument is a device designed to manipulate light in order to view or analyze objects with enhanced detail.

Refraction

The bending of light by the cornea, lens, and eye fluids to focus light onto the retina.

Specific Gravity

A measure of the density of a substance compared to the density of water.