A female patient’s chest radiograph shows bilateral lower lobe atelectasis. She is alert and oriented. Arterial blood gas analysis reveals mild hypoxemia and respiratory alkalemia; her vital signs are within normal limits. Which of the following is most appropriate at this time?

Indications for the use of warm, humidified gas are which of the following?1. Patients with hypothermia2. Patients with croup3. Patients with bronchospasm4. Patients with postextubation edema

An oxygen _____ compresses air and oxygen from a high-pressure source into a chamber where the pressure of the two gases is equalized, usually at 50 psi.

If a portable liquid oxygen reservoir is set to deliver 6 L/min and the current reservoir weight is 38 lb, it will take _____ hours for the reservoir to empty if the weight of an empty container is 10 lb.

Untreated atelectasis can result in which of the following?1. Decreased shunting2. Increased shunting3. Hypercapnia4. Hypocapnia

Which of the following procedures should be followed in setting up a compressed gas cylinder at a patient’s bedside?1. Inspect the cylinder and valve for dirt, debris, and oil.2. Make sure the cylinder is properly secured.3. Tighten the regulator with a pipe wrench.4. Open the cylinder valve completely.

In theory, a nasal cannula can deliver what amount of FIO2 to a patient?

The type of station outlet connection that uses noninterchangeable thread fittings to connect gas-powered devices to station outlets is known as:

Which of the following is appropriate to provide humidity to a patient with cold air reactive airways?

Which is the correct sequence of events when one is obtaining arterial blood from the radial artery of a patient?I. Perform the modified Allen’s test.II. Remove any air bubbles from the sample.III. Apply direct pressure to the puncture site.IV. Clean the puncture site with a suitable antiseptic solution.V. Use a 23-gauge needle and a plastic syringe containing an anticoagulant.