All of the Following Are Physical Barriers to Pathogens, Except

question 79

Multiple Choice

All of the following are physical barriers to pathogens, except ______.

• A)hairs
• B)T cells
• C)unbroken skin
• D)mucous
• E)tears

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Definitions:

Standard Deviation

A measure of the amount of variability or dispersion of a set of data values, indicating how much variation there is from the average (mean).

Range

The difference between the highest and lowest values in a data set.

Score

A numerical expression representing a particular value or quantity, especially as assigned during or after an evaluation or test.

Variability

The degree to which data points in a dataset differ from each other and from their mean, showing the spread or dispersion within the set.