When Comparing the Use of Technetium Agents with Thallium for the Purposes

question 8

Multiple Choice

When comparing the use of technetium agents with thallium for the purposes of performing myocardial perfusion imaging, technetium agents

• A)require the same 2-day protocol used for thallium.
• B)have a slightly faster blood clearance rate than thallium.
• C)have minimal redistribution when compared to thallium.
• D)have a higher myocardial extraction than thallium.

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Definitions:

Codominance

A genetic scenario where two alleles of a gene are expressed equally in the phenotype of the organism, neither being recessive to the other.

Polygenic Inheritance

Refers to the contribution of a variety of genes—sometimes very many—to a particular trait.

Behavioral Traits

Characteristics of behavior that are consistent and observed in individuals across different situations.

Mutation

A change in the DNA sequence within a gene or chromosome of an organism resulting in the creation of a new character or trait not found in the parental type.