What Physical Changes Affect the Volume of the Lungs

question 39

Multiple Choice

What physical changes affect the volume of the lungs?

• A)The contraction of the abdominal muscles affect the volume of the lungs.
• B)The degree of flexion and extension of the trunk affect the volume of the lungs.
• C)The movements of the upper limbs affect the volume of the lungs.
• D)The movements of the diaphragm and rib cage affect the volume of the lungs.
• E)The contraction of tracheal smooth muscle affect the volume of the lungs.

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Definitions:

Cohorts

Groups of individuals sharing a common characteristic or experience within a defined period, often used in studies to examine the effects over time.

Null Hypotheses

Hypotheses that state there is no significant difference or relationship between specified populations, any observed difference being due to sampling or experimental error.

Main Effect

The direct influence of an independent variable on a dependent variable in an experiment, ignoring the effects of all other independent variables.

Factorial ANOVA

A statistical method designed to evaluate the impact of two or more variables acting independently at various levels on an outcome variable.