01. The answers are: a. Idioventricular rhythms, b. Sinus tachycardia, and e. Junctional rhythm. Answer C: There is no electrical activity with asystole. Answer D: Although there is electrical activity without a pulse, this is considered a shockable rhythm.
02. The answer is: d. Hypovolemia
04. The answer is: d. Tamponade, cardiac. Beck’s triad includes: neck vein distention, muffled heart sounds, and hypotension. pulsus paradoxus may also be present.
05. The answer is: b. Epinephrine. b. Epinephrine 1 mg IV/IO every 3 – 5 minutes. It should be administered during CPR. Do not stop CPR to administer the medications.