When the Pressure in the Lung Is Greater Than Atmospheric

question 72

Multiple Choice

When the pressure in the lung is greater than atmospheric pressure:

• A) inspiration occurs.
• B) expiration occurs.
• C) lung tissue has collapsed.
• D) the bronchioles are obstructed.

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Definitions:

Organic Molecules

Chemical compounds containing carbon atoms bonded together and with other elements, typically forming the basis of life on Earth.

Base

A substance that can accept hydrogen ions (protons) or more generally, donate a pair of valence electrons in reactions.

Brønsted-Lowry

The Brønsted-Lowry theory defines acids as proton (H+) donors and bases as proton acceptors, emphasizing the role of proton transfer in acid-base reactions.

Hydrogen Ion

An atom of hydrogen that has lost its electron, resulting in a positively charged ion, H+.