Which of the Following Statements Is an Accurate Hypothesis Explaining

question 6

Multiple Choice

Which of the following statements is an accurate hypothesis explaining how lung volume reduction surgery improves symptoms and pulmonary function in a patient with end-stage emphysema?

• A)The surgery causes an increase in elastic recoil of the lung,creating greater efficiency.
• B)The surgery leads to a reduction in functional residual capacity,improving functional length of respiratory muscles.
• C)The surgery leads to a decrease in lung hyperinflation allowing for normal cardiac filling.
• D)All of the above are plausible hypotheses.

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Definitions:

Soluble

The property of a substance to be dissolved in a solvent, forming a homogeneous solution at a specified temperature and pressure.

Oxygen

A diatomic molecule that is a colorless, tasteless, and odorless gas essential for respiration in most living organisms.

Hydrogen

The lightest and most abundant chemical element in the universe, with the symbol H and atomic number 1, primarily found as H2 gas.

Isomers

Molecules that have the same molecular formula but differ in the arrangement of atoms, resulting in different properties.