Strontium-90 from Nuclear Fallout Is a Potential Major Long-Term Human

question 54

Multiple Choice

Strontium-90 from nuclear fallout is a potential major long-term human health threat because

• A)it is chemically similar to calcium, has a relatively long half-life, and is incorporated into bone.
• B)it is chemically similar to calcium, has a relatively short half-life, and is incorporated into breast milk.
• C)it is chemically similar to sodium, has a relatively long half-life, and collects in the liver.
• D)it is chemically similar to sodium, has a relatively short half-life, and collects in the heart.

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Definitions:

Hand-to-Mouth Activity

A motor skill development phase where infants learn to make coordinated movements to bring objects or hands to their mouth.

Respiratory Effort

The amount of energy and work involved in breathing, which can be affected by various conditions affecting the lungs or airways.

Preterm

A term referring to babies born before 37 weeks of gestation, often facing potential health challenges due to early birth.

Low Birth Weight

A term used to describe babies who are born weighing less than 2,500 grams (5.5 pounds), which can be associated with health issues in newborns and may require special care.