Carbon monoxide causes tissue damage by:
a. Competing with carbon dioxide so that it cannot be excreted
b. Binding to hemoglobin so that it cannot carry oxygen
c. Destroying the chemical bonds of hemoglobin so it cannot carry oxygen
d. Removing iron from hemoglobin so it cannot carry oxygen
Answer: b. Binding to hemoglobin so that it cannot carry oxygen
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A truck driver has been diagnosed with a generalized anxiety disorder (GAD) and lorazepam has been prescribed. The patient asked the nurse how this medication will affect his job. The nurse advised him to
A) avoid driving until he is aware of the adverse effects. B) change his profession, because the drug has long-term effects after cessation of therapy. C) avoid driving at night, because lorazepam affects the wake–sleep cycle and can lead to drowsiness. D) drive only 2 hours after consuming the drug and stop when it's time for the subsequent dose.
A mother confides to the nurse that she is thinking of divorce. Which suggestion by the nurse would help minimize the effects on the child?
A) "Tell the child together using appropriate terms." B) "Reassure him that no one loves him more than you." C) "Do special things with him to make up for the divorce." D) "Share your feelings with the child."
The nurse notices that the patient has a first-degree AV block. Everything else about the rhythm is normal. The nurse should:
a. prepare to place the patient on a transcutaneous pacemaker. b. give the patient atropine to shorten the PR interval. c. monitor the rhythm and patient's condition. d. give the patient an antiarrhythmic medication.
The outpatient clinic nurse is collecting a health history on a 78 year-old patient who has a history of emphysema. It is most important for the nurse to advise this patient to receive which annual immunization?
a. Tetanus b. Influenza c. Pneumonia d. Hepatitis B