Which of the Following Is the Normal Alveolar-To-Arterial Difference for a 56-Year-Old

question 39

Multiple Choice

Which of the following is the normal alveolar-to-arterial difference for a 56-year-old female in the emergency department?

• A) 12 mm Hg
• B) 14 mm Hg
• C) 16 mm Hg
• D) 18 mm Hg

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Definitions:

Modus Tollens

A method of logical argument that infers the falsehood of a proposition from the impossibility of its consequence.

Hypothetical Syllogism

A form of reasoning where if the first condition holds, then the second condition must follow, leading to a conclusion if the initial hypothesis is true.

Fossils

The preserved remains or traces of animals, plants, and other organisms from the remote past.

Hypothetical Syllogism

A logical argument composed of three categorical propositions, two premises followed by a conclusion, where if the first proposition (if A, then B) and the second proposition (if B, then C) are true, then the conclusion (if A, then C) necessarily follows.