Research Has Shown That, in the Cortexes of Opossums Blinded

question 72

Multiple Choice

Research has shown that, in the cortexes of opossums blinded at birth:

• A) area X, which exists in sighted opossums, was not present.
• B) the visual area was smaller than normal, while the other sensory areas were of normal size.
• C) within the visual area some neurons responded to auditory or somatosensory stimuli.
• D) there were no multimodal neurons.

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Definitions:

Pruritus

The medical term for itching, a symptom that can result from various conditions and cause a desire to scratch.

Jaeger Chart

A chart used in eye examinations consisting of texts of various sizes to test near vision acuity.

Hyperopia

A vision condition also known as farsightedness, where distant objects are seen more clearly than close ones.

Myopia

A common vision condition characterized by difficulty in seeing distant objects clearly, often referred to as nearsightedness.