Carl Has Frequent Infections And, After Testing, Has Been Diagnosed

question 5

Multiple Choice

Carl has frequent infections and, after testing, has been diagnosed with a genetic form of agammaglobulinemia (meaning no gamma globulins in the blood) . Why would this condition result in difficulty fighting off infections?

• A) His B cells can't make antibodies, so he has no humoral immune response.
• B) His T cells over-react, resulting in activation of autoantibodies.
• C) His macrophages are overproducing cytokines, making the immune response ineffective.
• D) He is unable to produce T cells, so he has no cellular immune response.

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Definitions:

Population Locations

Typically refers to the geographical distribution of individuals or entities within a given area, used in studies like demography and ecology.

Independent Samples

Samples that are collected without any of the members affecting the other, ensuring that the samples do not influence each other.

Wilcoxon Rank Sum Test

A non-parametric statistical test used to compare two independent samples to determine if they come from the same distribution.

Two Populations

Describes two distinct groups or sets of items or individuals for which certain studies or analyses are conducted.