A 19-year-old Mexican American is about to start taking ethambutol (Myambutol). Before beginning drug therapy, it would be critical for the nurse to assess the patient's
A) alcohol use and that it is carefully documented.
B) blood glucose level.
C) gross hearing and establish a baseline.
D) visual acuity and establish a baseline.
Question 2
A recent episode of chest pain while doing yard work prompted a 70-year-old man to seek care and he has been subsequently diagnosed with chronic stable angina.
The nurse should recognize what guiding principle in the treatment of this patient's angina?
A) The patient will likely have a trial of antiplatelet drugs before being prescribed nitrates.
B) The patient would benefit from a weekly intravenous dose of a beta blocker.
C) The patient's angina may necessitate the use of a calcium channel blocker.
D) The patient indicates a need for daily low-molecular weight heparin therapy
The nitrogen cycle. Numbers represent fluxes as 1012 g N per year (data from Schlesinger 1991, after
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