Enter email to receive results: Question 1 of 50 1. A pacemaker is usually surgically implanted:In the groinIn the upper chest beneath the collarboneUnder the ribsIn the arm pitQuestion 1 of 50Question 2 of 50 2. Epinephrine is always contraindicated for every patient who has or has had a heart condition of any kind.TrueFalseQuestion 2 of 50Question 3 of ...