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Which of the following is false about the simple O2 mask?

Which of the following would indicate a need for O2 therapy for an adult or a child?1. SaO2 less than 87% to 90%2. PaCO2 greater than 45 mm Hg3. PaO2 less than 55 to 60 mm Hg

A 27-year-old woman received from the emergency department is on a nasal cannula at 3 L/min. Approximately what FiO2 is this patient receiving?

A physician orders 40% O2 through an air-entrainment nebulizer for a patient with a minute volume of 9 L/min. What is the minimum nebulizer input flow required to ensure the prescribed FiO2?

A variant of a common low-flow, nasal O2 delivery device that is capable of providing both high humidity and a high FiO2 is known as which of the following?

A 45-year-old patient with congestive heart failure is receiving O2 through a 40% air-entrainment mask. With an O2 input of 6 L/min, what is the total output gas flow?

Multiply the two matrices, T = AB, and enter the number in position t23 of the resulting matrix T.  

Which of the following are advantages of the nasal cannula as a low-flow O2 delivery system?1. Stability2. Low cost3. Easy application4. Disposability

To ensure the prescribed FiO2 for a patient receiving 65% O2, what will help you determine it?

I Can access test?