Radioisotopes Used in Medicine Typically Have Short Half-Lives

question 44

Multiple Choice

Radioisotopes used in medicine typically have short half-lives.Which of the following statements BEST describes the reason for this?

• A) It minimizes the harmful side effects of the radiation.
• B) They are the isotopes that are the easiest to make.
• C) These radioisotopes occur naturally.
• D) Only small amounts of them are required.
• E) These radioisotopes emit the correct type of radioactive particle.

---

Definitions:

Older Americans

Individuals who are in the later stage of life, often defined as being 65 years of age or older in the United States, with distinct social, economic, and health characteristics.

Social Security

A government program that provides monetary assistance to people with inadequate or no income, particularly the elderly, disabled, and families with children.

Companionate

Describes relationships or feelings characterized by deep affection and friendship rather than passionate love.

Supportive Grandparents

Older adults who provide emotional, informational, and sometimes financial support to their grandchildren.