Vinnie Is 1 Month Old

question 286

Multiple Choice

Vinnie is 1 month old.Uri is 3 months old.Tanisha is a 9-month-old.Which alternative below most accurately describes the visual development of these infants?

• A) Vinnie focuses mostly on contrasts. Uri focuses on faces. Tanisha's focal range is about one foot.
• B) Vinnie focuses mostly on contrasts. Uri focuses on faces. Tanisha's visual acuity is similar to that of an adult.
• C) Vinnie focuses mostly on contrasts. Uri's focal range is about one foot. Tanisha focuses on faces.
• D) Vinnie focuses on faces. Uri's focal range is about one foot. Tanisha's visual acuity is similar to that of an adult.

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Definitions:

Carbonic Acid

A weak acid formed in solution when carbon dioxide is dissolved in water, playing a significant role in the carbon cycle and respiratory gas exchange.

Hypercapnia

Higher than normal levels of carbon dioxide in the blood or tissues.

Acidic

A term describing a substance with a pH less than 7, which is characteristic of having a higher concentration of hydrogen ions.

Hyperventilating

Excessive and fast breathing that can lead to a decrease in carbon dioxide levels in the blood, often triggered by stress or panic.