In the United States, About What Percent of 1-Year-Old Infants

question 43

Multiple Choice

In the United States, about what percent of 1-year-old infants are able to stand by themselves and take their first step?

• A) about 20%
• B) about 50%
• C) about 75%
• D) nearly 100%

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Definitions:

Methedrine

A trademarked name for methamphetamine, a powerful central nervous system stimulant commonly used recreationally and, less commonly, for medical purposes.

Dexedrine

A brand name for dextroamphetamine, a central nervous system stimulant used to treat ADHD and narcolepsy.

Amphetamines

A class of stimulant drugs that affect the central nervous system to increase energy and alertness, often prescribed for attention deficit hyperactivity disorder (ADHD) and narcolepsy but also used illicitly.

Muscle Tension

The state in which muscles of the body remain semi-contracted for an extended period, which can be a response to stress, physical exertion, or neurological issues.