Which of the following O2 devices is appropriate for
a. Simple mask c. Partial rebreathing mask
b. Nasal cannula d. Air-entrainment mask
ANS: D
Air-entrainment masks are excellent for providing oxygen therapy to hypoxemic patients with chronic obstructive pulmonary disease who typically require a fixed FIO2 between 0.24 and 0.35. The total flow of gas delivered (oxygen plus air) by such masks for lower FIO2 levels is usually sufficient to meet the peak inspiratory flow requirements for these patients.
You might also like to view...
The first step in packaging a patient is:
a. deciding how to get the patient and equipment off the hill. b. typically placing the patient's injury uphill. c. deciding the fastest route of transport. d. deciding who will be in the handles of the toboggan during transport.
________ is a fibrous sheath that holds connective tissue together.
A. Muscle B. Fascia C. Membrane D. Smooth muscle
The balance of the positive and negative charges in the blood is necessary to:
A. maintain the normal flow of fluids. B. control the amounts of acids and bases in the blood. C. both a and b. D. none of the above
________ is referred to as the payer of last resort.
A. Medicare B. Medicaid C. Blue Shield D. Blue Cross