Which of the Following Types of Injections Requires a Wheal

question 28

Multiple Choice

Which of the following types of injections requires a wheal to appear?

• A)Intramuscular
• B)Subcutaneous  
• C)Intradermal
• D)Z-track

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Definitions:

Extraneous Variables

Factors in a study that could undermine the internal validity by influencing the dependent variable in a way not intended by the research.

Independent Variables

Variables in an experiment that are manipulated or changed by the researcher to observe their effect on dependent variables.

Counterbalanced Crossover Design

An experimental design where participants are exposed to multiple conditions in a sequence that is randomized to control for the order effects.

Posttest

An evaluation or test conducted after the completion of an educational or training program to measure what participants have learned.