When Administering an Intradermal Injection,the Needle Must Be Inserted with the Bevel

question 56

Multiple Choice

When administering an intradermal injection,the needle must be inserted with the bevel facing upward to

• A) prevent leakage of the medication onto the skin surface.
• B) allow proper wheal formation.
• C) avoid pressure on nerve endings.
• D) prevent contamination of the medication.
• E) All of the above

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Definitions:

Gene Flow

The movement of alleles between populations.

Balanced Polymorphisms

A genetic equilibrium where two or more alleles persist in a population because they each confer some selective advantage that promotes survival.

Frequency-Dependent Selection

Natural selection in which a trait’s adaptive value depends on its frequency among members of a population.

Recessive Allele

An allele that produces its characteristic phenotype only when its paired allele is identical, often masked by a dominant allele in a heterozygote.