For a Human to Inhale, the Rib Muscles and Diaphragm

question 49

Multiple Choice

For a human to inhale, the rib muscles and diaphragm must

• A)contract, decreasing pressure inside the lungs.
• B)relax, increasing pressure inside the lungs.
• C)contract, increasing pressure inside the lungs.
• D)relax, decreasing pressure inside the lungs.

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Definitions:

Utility Function

A mathematical representation of how different combinations of goods or services generate levels of happiness or satisfaction for a consumer.

Income

The money received by an individual or entity, typically on a regular basis, for work or through investments.

Consumption

The use of goods and services by households or individuals, leading to the reduction of their life span or value.

Income

The monetary payment received for goods or services, or the profit earned from an investment, important for analyzing economic welfare and distribution.