In the United States Since the Mid-1800s, the Average Age

question 324

Multiple Choice

In the United States since the mid-1800s, the average age of menarche has:

• A) increased for boys but decreased for girls.
• B) stayed remarkably stable at about 11.5 years.
• C) increased from about age 10 to age 14.
• D) decreased from about 17 years old to 13 years old.

Understand the concept of terminal drop and its implications.

Recognize that development is a lifelong process, including the process of dying.

Understand the influence of peer behavior and perceptions on adolescents' engagement in risky activities.

Recognize the benefits of a strong ethnic identity on adolescents' adjustment, coping skills, and emotional/behavioral health.

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Definitions:

Metabolic Rate

The rate at which the body uses energy to support its basic functions and physical activity.

Neural Extension

The growth or elongation of neurons during development to form connections with other neurons or target tissues.

Hypothalamus

Located under the thalamus, this brain region oversees the function of the autonomic nervous system and the pituitary gland, managing crucial bodily functions such as body temperature, thirst, hunger, and additional systems critical for maintaining body balance.

Thyroid Hormone

Hormones produced by the thyroid gland, including triiodothyronine (T3) and thyroxine (T4), that regulate metabolism, energy generation, and overall growth.