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Which device allows in vitro ABG and pH measurements in a transport vehicle?

A CO-oximeter identifies the different types of hemoglobin through the use of:

An 18-year-old with severe asthma is brought into the emergency department on an nonrebreathing mask; he is in acute respiratory distress. He has been given multiple rounds of bronchodilators and corticosteroids and is still in distress, with an SpO2 of 85% on the nonrebreathing mask. What therapy should the respiratory care practitioner suggest to the physician at this time?

In a partial pressure of oxygen (PCO2) electrode, carbon dioxide does which of the following?1. It reacts with potassium chloride.2. It reacts with water to form carbonic acid.3. It diffuses through a polyethylene membrane.4. It diffuses through a semipermeable Teflon membrane.

The most appropriate method for opening the airway of an awake patient with a fractured mandible is which of the following?

Which of the following are the potential harmful effects of excessive amounts of oxygen therapy?1. Persistent pulmonary hypertension2. Oxygen-induced hypoventilation3. Absorption atelectasis4. Retinopathy or prematurity

The maximum size catheter that can be used for a size 9.0 (ID) TT is ___ French.

A patient with chronic bronchitis is being discharged from the hospital. The simplest, most cost-efficient device to aid this patient with bronchial hygiene therapy is which of the following?

When a Macintosh type of laryngoscope blade is used, which of the following actions is most appropriate?

Theoretically, a nonrebreathing mask can deliver 100% oxygen, assuming that the mask fits appropriately on the patient’s face and is the only source of gas being inhaled by the patient. However, in actual practice, the disposable nonrebreathing mask can deliver what percentage of FIO2?