Jimmy's Crossed Eyes Were Not Diagnosed and Treated Until He

question 121

Multiple Choice

Jimmy's crossed eyes were not diagnosed and treated until he was an adolescent.Based on your knowledge of critical periods,what do you think would be the result of the crossed eyes on his adult vision?

• A) The crossed eyes will have no effect on his adult vision.
• B) The crossed eyes are likely to result in poorer adult vision because they were not corrected until after the critical period.
• C) The crossed eyes are unlikely to result in poorer adult vision because they were corrected within the critical period.
• D) He will be blind because the correction occurred after the critical period.

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Definitions:

Trypsinogen

An inactive enzyme precursor produced in the pancreas, that, once activated to trypsin, plays a key role in the digestion of proteins in the small intestine.

Cholecystokinin

Cholecystokinin is a hormone produced by the cells of the duodenum, involved in stimulating the digestion of fat and protein by triggering the gallbladder to release bile and the pancreas to secrete enzymes.

Gallbladder

A small, pear-shaped organ located beneath the liver, which stores and concentrates bile, a digestive fluid produced by the liver.

Hormone

Chemical messengers produced by endocrine glands that regulate various body functions, including growth, metabolism, and mood.