What bacterium is responsible for more diseases than any other organism?
a. Staphylococcus
b. Pseudomonas aeruginosa
c. Haemophilus influenzae
d. Streptococcus
ANS: D
The Streptococcus bacterium is responsible for more diseases than any other organism.
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A parent calls a pediatric information line to ask about treating sinus congestion in a child. Which suggestion is not appropriate for the nurse to make to the parent?
A. Warm facial compress B. Cool-mist steamer C. Sine-Off sinus medication D. Gentle nasal suctioning
To remove fluid during hemodialysis, a positive hydrostatic pressure is applied to the blood and a negative hydrostatic pressure is applied to the dialysate bath. This process is known as
a. ultrafiltration. c. reverse osmosis. b. hemodialysis. d. colloid extraction.
A patient with type 2 diabetes achieves adequate glycemic control through diet and exercise
Upon being admitted to the hospital for a cholecystectomy, however, the patient has required insulin injections on two occasions. The nurse would identify what likely cause for this short-term change in treatment? A) Alterations in bile metabolism and release have likely caused hyperglycemia. B) Stress has likely caused an increase in the patient's blood sugar levels. C) The patient has likely overestimated her ability to control her diabetes using nonpharmacologic measures. D) The patient's volatile fluid balance surrounding surgery has likely caused unstable blood sugars.
Xanthine derivatives are bronchodilators with which of the following actions in the body? (Select all that apply.)
1. Smooth-muscle relaxation 2. Kidney diuresis 3. Stimulation of the myocardium 4. Decrease in respiratory rate