A nurse is the cardiac care unit is preparing to hang an intravenous dose of dofetilide (Tikosyn) for a patient who has just been admitted. What is the most likely goal of this intervention?
A) To treat sinus bradycardia accompanied by hypotension
B) To resolve the patient's uncompensated heart failure
C) To treat the patient's ventricular tachycardia
D) To convert the patient's atrial fibrillation to normal sinus rhythm
Question 2
An immunocompromised patient with a diagnosis of candidiasis has failed to respond to conservative therapy and has consequently begun treatment with amphotericin B.
The nurse is aware that this drug achieves a therapeutic effect by way of its influence on
A) the osmolarity of fungal intracellular fluid.
B) protein synthesis of fungal cells.
C) the production and maturation of CD4+ T-cells.
D) the permeability of fungal cell walls.
The posey bed care model
Cardiac
The cardiac cycle and an ECG tracing.
Abnormalities Caused by Cardiac Pathology
(A) A metered-dose inhaler. (B) A metered-dose inhaler with a spacer.
Variations Affecting Health Care Among Different Cultures