Which Test Uses Radioactive Isotopes to Label Antibodies or Antigens

question 8

Multiple Choice

Which test uses radioactive isotopes to label antibodies or antigens in order to detect minute amounts of corresponding antigen or antibody?

• A)Ouchterlony double diffusion
• B)Western blot
• C)immunelectrophoresis
• D)radioimmunoassay (RIA)
• E)the Quellung test

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Definitions:

Mammogram

An X-ray of the breast used to detect and diagnose breast cancer.

Deodorant

A substance applied to the body to prevent or mask body odor due to bacterial breakdown of perspiration.

Transducer

A device that transforms power from one system to another in the same or different form.

Power

The ability or capacity to do something or act in a particular way; often refers to the amount of control one has over circumstances or other entities.