If an individual has smallpox, how would it most likely be spread?
A) fecal-oral route B) direct contact C) contaminated items D) by birds
B
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A patient is admitted with left-sided heart failure and a blood pressure of 220/118 mm Hg. Which of the following drugs will be most effective in decreasing the blood pressure and reducing afterload?
a. Dopamine (Intropin) c. Propranolol (Inderal) b. Verapamil (Calan) d. Sodium nitroprusside (Nipride)
Zinacef 750 mg IV q 8h is ordered. This would be what type intravenous infusion?
A. replacement B. KVO C. therapeutic D. maintenance
A client has multiple sclerosis and uses crutches to assist with mobility. The client uses a Lofstrand crutch. What is the best explanation of this type of crutch by the student nurse to the nurse educator?
A) Single hand bar for the user to grip and a cuff that fits around the arm B) Two bars extending straight down to the floor, connected by a rounded end C) Gives more support because it stays in contact with the floor D) Reaches from the ground to the client's axillae or forearm
A nursing student asks why albuterol, which is selective for beta2 receptors, causes an increased heart rate in some patients. How does the nurse respond?
a. "Adrenergic agonists can lose their selectivity when given at higher doses." b. "Bronchodilation lowers blood pressure, which causes a reflex tachycardia." c. "Some patients metabolize the drug differently and have unusual side effects." d. "Systemic effects are intensified with inhaled doses."