The nurse is caring for a patient who receives theophylline, which has a narrow therapeutic index. The patient has been receiving cimetidine but will stop taking that drug in 2 days. In 2 days, the nurse will observe the patient closely for
a. decreased effectiveness of theophylline.
b. increased effectiveness of theophylline.
c. decreased toxicity of theophylline.
d. prolonged effectiveness of theophylline.
ANS: B
Cimetidine is an enzyme inhibitor that decreases the metabolism of drugs such as theophylline. If the cimetidine is discontinued, the theophylline dose should be decreased to avoid toxicity. The nurse should observe the patient for increased theophylline effects.
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A premature newborn is being treated for respiratory distress syndrome. The nurse teaches the parents about what adverse effect that can occur with the use of lung surfactants?
A) Kidney dysfunction B) Cardiac arrhythmias C) High fever D) Collapsed lung
The nurse realizes that the patient requires additional teaching about an esophagoscopy after the patient states
a. "Right after the test, I want breakfast with black coffee." b. "The instrument will be put down my throat." c. "I haven't had anything to eat or drink since 9 PM last night." d. "My doctor said I could have medicine to relax me before the test."
The student nurse is learning about the past history of child health and health care in the United States
Which of the following statements by the student indicates successful learning about the condition of health care in the past and current centuries? A) In past centuries in the United States, the health of the country was better than it is today due to the simpler style of living. B) In the current century, mortality rates are high, but life expectancy has increased due to technological advances. C) In the late 18th and early 19th centuries urban public health improvements made cities healthier places for growing children. D) By the end of the 20th century, unintentional injuries rather than infectious diseases had become the leading cause of death for children older than 1 year old.
The changing of noxious stimuli in sensory nerve endings to energy impulses is referred to as
a. modulation c. transmission b. perception d. transduction