A Mismatch of Blood Types During a Transfusion Is Dangerous

question 52

Multiple Choice

A mismatch of blood types during a transfusion is dangerous because _________.

• A) clotting factors in the donor's blood will cause unwanted clots known as thrombus
• B) preformed antibodies in the recipient's blood will bind and clump (agglutinate) the donated cells
• C) antibodies in the donor's plasma will attack and kill the recipient's healthy blood cells
• D) white blood cells from the donor's blood cause inflammation

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Definitions:

Groups

Collections of subjects or items that are studied in an experiment, often differentiated by characteristics or treatment conditions.

Pooled Variance

A weighted average of variances from multiple samples, often used in statistical procedures to estimate a common variance.

Test Statistic

A value calculated from sample data during a hypothesis test that is used to determine whether to reject the null hypothesis.

Sample Size

The number of individuals or observations included in a sample, which represents part of a larger population for the purpose of conducting statistical analysis.