You must deliver the highest possible FIO2 to a 67-year-old man with pulmonary edema breathing at a rate of 24/min. Which of the following O2 delivery systems would be most appropriate?

An O2 delivery device takes separate pressurized (50 psi) air and O2 sources as input, then mixes these gases through a precision valve. What does this describe?

What are the two common indications for HeO2 therapy?   I. Carbon monoxide posoning II. Upper airway mass III. Pulmonary hypertension IV. Pediatric status asthmaticus

A patient is currently on oxygen via oxygen simple mask at 12 LPM. The patient is breathing at a rate of 30 breaths/min, SpO2 at 87% and has bilateral rhonchi on auscultation. What should the therapist do next?

When the colorimetric capnometer is gold, this indicates that PETCO2 is around:

To minimize the risk of retinopathy of prematurity (ROP), the American Academy of Pediatrics recommends keeping the PaO2 below what level?

Low-flow O2 delivery systems used in respiratory care include all of the following except:

A physician orders a 70% He:30% O2 mixture to reduce the work of breathing in a patient having an acute asthmatic attack. Which of the following delivery systems would be appropriate in this case?

Side effects of inhaled nitric oxide include: 1. bronchoconstriction 2. pulmonary vasodilation 3. methemoglobinemia 4. formation of nitrogen dioxide

A patient has a pH of 7.58 and a PaCO2 of 50 torr. Based on these data, what is the primaryacid-base disturbance?