The potassium-sparing diuretic spironolactone has been demonstrated to prolong survival as well as improve heart failure symptoms by:
a. its diuretic effects.
b. blocking receptors for aldosterone.
c. decreasing venous pressures.
d. decreasing afterload.
b
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A registered nurse (RN) cares for clients on a surgical unit. Which clients should the RN delegate to a licensed practical nurse (LPN)? (Select all that apply.)
a. A 32-year-old who had a radical neck dissection 6 hours ago b. A 43-year-old diagnosed with cancer after a lung biopsy 2 days ago c. A 55-year-old who needs discharge teaching after a laryngectomy d. A 67-year-old who is awaiting preoperative teaching for laryngeal cancer e. An 88-year-old with esophageal cancer who is awaiting gastric tube placement
The B vitamins are important for pregnancy nutrition. Which of the following foods is the best source of vitamin B12?
A) Carrots B) Cottage cheese C) Bread D) Lemons
The nurse has applied a transparent dressing to facilitate débridement of the pressure ulcer. How often should the nurse change that dressing?
a. Every 6 days b. Every day c. Every 3-4 days d. Every 12 hours
A patient is experiencing symptoms of exposure to environmental ragweed. About which medication should the nurse instruct this patient?
A. Antibiotics B. Antihistamines C. Antiviral medications D. Antifungal medications