A nurse is caring for a client who has a tracheostomy and temperature of 103° F (39.4° C). Which intervention will most likely lower the client's arterial blood oxygen saturation?
a) Endotracheal suctioning
b) Encouragement of coughing
c) Use of a cooling blanket
d) Incentive spirometry
Answer: a) Endotracheal suctioning
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The nurse suspects a client with one functioning lung is developing chronic respiratory acidosis. Which manifestation did the nurse most likely assess in this client?
A) Warm, flushed skin B) Daytime sleepiness C) Irritability D) Blurred vision
Prior to starting an IV infusion in an adult client, the nurse should select a site:
1. in the lower extremities when possible. 2. on the affected side of a client who has had a mastectomy. 3. adjacent to a functioning arteriovenous fistula. 4. on the distal end of a vein in the arm.
Which of the following laboratory results would not be expected in the first 24 hours after a major burn injury? Select all that apply
1. Potassium level of 3.0 mEq/L 2. Hematocrit of 48% 3. Hemoglobin 19 g/dL 4. Sodium 148 mEq/L
Which of the following beta-blocking drugs used in treating glaucoma pose(s) the least risk for patients with asthma and chronic obstructive pulmonary disease? You may select more than one answer
1. Betaxolol 2. Carteolol 3. Levobetaxolol 4. Metipranolol 5. Timolol