What Is the Function of Surfactant

question 47

Multiple Choice

What is the function of surfactant?

• A) It prevents the alveoli from sticking together and collapsing.
• B) It enhances contraction of the inspiratory muscles.
• C) It increases alveolar expansion.
• D) It stimulates activity of the cilia lining the walls of the alveoli.
• E) It increases surface tension.

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Definitions:

MMPI-II

The Minnesota Multiphasic Personality Inventory-2, a comprehensive psychological questionnaire designed to assess a variety of psychological conditions and personality attributes.

Scale Purity

Scale purity is a concept in psychometrics referring to the degree to which items on a test measure a single, coherent construct or dimension, contributing to the test's validity.

Discriminant Validity

The degree to which a measure is not correlated with other variables from which it is theoretically supposed to differ.

BDI-II

The Beck Depression Inventory-II, a widely used 21-item self-report inventory measuring the severity of depression.