Why are xanthines seldom used to treat asthma now?
a. They increase bronchial secretions at the same time that they induce bronchial dilation.
b. They have no role in preventing bronchoconstriction or inflammation.
c. They are all administered intravenously.
d. They have severe systemic side effects.
ANS: D
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A perinatal nurse is teaching a woman who is in a violent relationship about safety-promoting behaviors. Which of the following does the nurse include in teaching? (Select all that apply.)
A. Ask neighbors and family not to intervene. B. Begin hiding money and an extra set of keys. C. Find and safely store important documents. D. Photocopy and save utility and rent receipts. E. Remove weapons or bullets from the home.
The nurse closely monitors the intake and output of a comatose client receiving hypertonic tube feedings because such feedings can cause
a. concentration of urine. b. hypovolemia. c. renal failure. d. retention of fluid.
The client most likely to be treated with total parenteral nutrition (TPN) is the client who has:
a. gastrointestinal (GI) dysfunction. b. inadequate nutritional intake. c. an intact gastrointestinal system. d. a decreased immune system.
Milk of magnesia alleviates constipation by:
1. increasing water absorption into the colon. 2. lubricating the passage of stool. 3. increasing bulk within the colon. 4. stimulating nerves that regulate defecation.