Stage 01 · Foundations · free

Foundations check — RT student

Gas exchange basics, oxygen devices, and first-look assessment. If you can reason through these, you are ready for board-level material.

8 questionsScored with rationale·Linked to 3 modules

Question 1 of 8

A stable adult on a nasal cannula at 4 L/min asks what percentage of oxygen he is receiving. Your best answer is:

Question 2 of 8

Which finding is the earliest reliable sign of increasing work of breathing in an adult?

Question 3 of 8

pH 7.31, PaCO2 58, HCO3 27. This is best described as:

Question 4 of 8

A patient needs a precise FiO2 of 28% because of a chronic CO2 retention history. Select:

Question 5 of 8

Auscultation reveals coarse crackles clearing after a strong cough. This suggests:

Question 6 of 8

The first action when a pulse oximeter reads 84% on a comfortable, pink, talking patient is to:

Question 7 of 8

Normal adult tidal volume is closest to:

Question 8 of 8

Before starting any therapy, the single most important chart item to verify is:

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