All the Organs in the Thoracic Cavity Are Covered by a Thin

question 2

Multiple Choice

All the organs in the thoracic cavity are covered by a thin membrane called the

• A) peritoneum.
• B) pleura.
• C) viscera.
• D) vitellus.

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Definitions:

Dependent Variable

The outcome factor that researchers measure in an experiment and expect to change as a result of manipulations to the independent variable.

Ex Post Facto

A research design in which the researchers retrospectively investigate the cause-and-effect relationship between variables, after the events have occurred.

Participant Groups

Divisions or categories of subjects who take part in a research study, often differentiated by certain variables or treatments.

Subject Variables

Characteristics of study participants that are not manipulated but can affect the outcome of an experiment, such as age, gender, intelligence, or personality.