Which condition is capable of producing alveolar dead space?
a. Pulmonary edema
b. Pulmonary emboli
c. Atelectasis
d. Pneumonia
Answer: b. Pulmonary emboli
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Persistent early decelerations are noted. The nurse's first action would be to:
1. Turn the mom on her left side and give oxygen. 2. Check for prolapsed cord. 3. Do nothing. This is a benign pattern. 4. Prepare for immediate forceps or cesarean delivery.
Why is it important to keep the sodium level of the plasma volume so much higher than the sodium level of the intracellular volume?
A. Intracellular sodium is toxic to living human cells. B. Excess sodium displaces oxygen on the hemoglobin of red blood cells. C. High plasma levels of sodium are needed to balance the high plasma levels of magnesium. D. Excitable membranes are dependent on sodium concentration differences for de-polarization.
The patient receives warfarin (Coumadin). The nurse notes that the patient's morning international normalized ratio (INR) is 7–. What are the priority nursing interventions at this time?
1. Hold the next dose of warfarin (Coumadin) and repeat the international normalized ratio (INR). 2. Administer protamine sulfate and hold the next dose of warfarin (Coumadin). 3. Hold the next dose of warfarin (Coumadin) and contact the physician. 4. Administer vitamin K and hold the next dose of warfarin (Coumadin).
A patient is admitted to the hospital for severe back spasms and pain. Which of the following intravenous skeletal muscle relaxants will also provide pain relief?
A) Cyclobenzaprine (Flexeril) B) Carisoprodol (Soma) C) Methocarbamol (Robaxin) D) Dantrolene sodium