A Solid Encapsulated Radioactive Source

question 4

Multiple Choice

A solid encapsulated radioactive source

• A)can be handled with the hands without any protective covering of the hands.
• B)can be handled with the hands at any time as long as vinyl gloves are worn.
• C)can only occasionally be handled with the hands as long as vinyl gloves are worn.
• D)is never to be touched directly with the hands;instead long tongs which add distance should be used.

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Definitions:

Genetic Polymorphism

The occurrence of two or more different alleles of a gene in a population, leading to genetic variation among individuals.

ABO Blood Groups

A classification of human blood based on the presence or absence of antigens on the surface of red blood cells, which is significant for blood donation and transfusion compatibility.

Genus Homo

Refers to the category in biological classification that includes modern humans (Homo sapiens) and several extinct species closely related to humans.

Tropics

The region of the Earth centered on the equator and between the Tropic of Cancer in the north and the Tropic of Capricorn in the south, characterized by a warm climate year-round.