An arrhythmia is when your heart has an abnormal rhythm. The heart usually has an S1 and an S1, that makes up the lub, dub that you hear when you listen to your heart. People can have an S3 or S4 or...
A cardiac nurse is a registered nurse in the field of cardiac care (ie the cardiac floor of a hospital) treating and caring for patients under the direction of a doctor. A Cardiac Nurse Practitioner...