❤️⚡️📈

#QRS complex #electrocardiogram #heart rhythm #heart beat #ventricular depolarization #medical graph

❤️**_/\\_/\\_

#EKG line #ecg line #heart monitor #pulse trace #QRS complex

💓〰️V

#QRS complex #heart rhythm strip #ECG wave #EKG pattern #heart beat signature #cardiology symbol #vital sign

🩺❤️📉📈

#QRS complex #ECG analysis #EKG reading #heart diagnosis #heart rhythm #medical wave