Most superbills do not have ____________________ listed on them

When responding to a call, which one of the following situations should cause the most immediate concern for your safety?

A) You are the first person to arrive on scene. B) It takes someone a long time to answer the door after you knock or ring the bell. C) It is dark outside. D) A large crowd has gathered around the patient.

During coronary artery bypass surgery, the surgeon occludes the ascending aorta and inserts the indwelling catheter for infusion of ____________

A. cardioplegic solution and venting of air B. heparin solution and injection of air