Which of the following statements is true regarding cardioversion?
A. It is the treatment of choice for heart block.
B. It is always an elective procedure.
C. It may be used to treat unstable ventricular tachycardia.
D. The shock is delivered during the T wave of the EKG.
C
You might also like to view...
A newly admitted 72-year-old resident of a long-term care facility naps frequently during the day, stating that he is tired. What is the best action by the nurse?
a. Obtain an order from the primary care-giver for a sedative. b. Ask the patient if he is sleeping well at night. c. Plan activities to keep the patient awake during the day. d. Tell the patient that he cannot take any more naps.
A child has been admitted to the pediatric unit with infectious diarrhea. The nurse should be alert to the following indicator of dehydration?
A) Moist mucous membranes B) Weak pulse C) Profuse salivation D) Increased tearing
A posttest-only design with a comparison group, which is a quasi-experimental study, lacks conditions present in an experimental study. Which of the following are lacking in this type of study design? (Select all that apply.)
a. There is no control group. b. There is no intervention. c. There is no random assignment to group. d. Group size is not predetermined. e. Generalization is not possible.
Within the area of measurement, isomorphism refers to the:
A) Correspondence between the actual quantity of attributes and measures of them B) Isolatable dimensions of the attribute of interest C) Idiosyncratic properties of the attribute D) Assignment of numbers to objects according to specific rules