1250 Module 4 Quiz Review

Hypoxemia is evidenced by which of the following measures?

• PaO2 of 50
• PaO2 of 85
• SpO2 of 98%

• SpO2 of 92%

For the majority of adult patients, a simple mask is able to provide an FIO2 of approximately

• .40 - .55
• .60 - .80
• .20 - .40
• .50 - .70

Clinical goals for O2 therapy include which of the following?

• Correct documented or suspected hypoxemia
• Decrease PaCO2 levels
• Increase cardiopulmonary work
• Treat bronchoconstriction

A COPD patient has presented to the ER for mild shortness of breath. Which of the following FiO2 ranges should the RT anticipate using first?

• .24 - .28
• .40 - .60
• .35 - .50
• .60 - .80

In infants, a PaO2 > 80 mm Hg for extended periods of time may lead to

• retinopathy of prematurity
• large airway obstruction
• pulmonary hypotension
• croup

O2 toxicity and its negative side effects may begin to occur at a PaO2

• > 150 mm Hg
• < 50 mm Hg
• > 350 mm Hg
• < 100 mm Hg

A common mixture of Heliox would be

• 80:20

• 20:50

• 18:10

• 23:50

Heliox is beneficial in treating patients with

• pulmonary hypertension
• hypoxemia
• airway obstructions
• hiccups

Nitric Oxide is a beneficial medical gas because of its ability to treat

• persistent pulmonary hypertension of the newborn (PPHN)
• methemoglobinemia
• rebound hypoxemia
• large airway obstructions

Hyperbaric O2 (HBO) therapy may be indicated for the treatment of

• air embolisms
• carbon dioxide poisoning
• pulmonary hypertension
• large airway obstruction