A Patient's Cardiac Monitor Reveals Heart Rate of 40 Beats

A patient's cardiac monitor reveals heart rate of 40 beats per minute with an irregular rate.The PR intervals are constant and there are P waves with no QRS to follow.The QRS complexes are wider than normal.The patient complains of severe dizziness and nausea.Which nursing interventions are indicated? Note: Credit will be given only if all correct choices and no incorrect choices are selected.
Select all that apply.

A) Administer atropine.
B) Prepare to cardiovert the patient.
C) Prepare for placement of a temporary pacemaker.
D) Administer epinephrine.
E) Ask the patient to cough forcefully.