The Average Age of Menarche Has Decreased

question 97

Multiple Choice

The average age of menarche has decreased:

• A) to about 12½ years old in most of Europe.
• B) to about 10 years old in the United States.
• C) by more than a year in the United States.
• D) from 17 years old to 15 years old in Norway.

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Definitions:

Stimulant

A substance that raises levels of physiological or nervous activity in the body, generally increasing alertness, attention, and energy.

Opiates

A group of drugs derived from opium used for their analgesic properties, but also known for their high potential for addiction.

Synthetic Opiate

A man-made drug designed to mimic the pain-relieving properties of natural opium-derived substances.

Methadone

A synthetic opioid used for pain relief and as part of drug addiction detoxification and maintenance programs.