[12-2021] Casey is at the medical clinic for an original ECG and heartbeat audio recorded exam. The nurse narrates the entire procedure. Her actual ECG appears on the screen while her original real time heartbeat audio is heard for the following procedures: Sitting position, rest; Supine position, rest. Stress: following few minutes cycling, sitting position. Arrhythmic (you can see how her heart rate quickly change fast) Sitting position; Stimulated heartbeat. (in HD 1920X1080) - OPandER