Paramedic NREMT Study Guide: Cardiology Exam | Questions & 100% Correct Answers (Verified) | Latest Update | Grade A+

Valve order mneumonic : Toilet Paper My A Tricuspid valve Pulmonic valve Mitral valve Aortic valve Layer of Heart Muscle: : 3 Layers of Heart Muscle: 1. Endocardium: Innermost layer 2. Myocardium: Middle layer 3. Pericardium or Epicardium: Outer layer "Peri"/"epi" mean "around" or "on top of" Nodes Intrinsic Rates: : Sinoatrial (SA) Node: 60-100 Atrioventricular (AV) Node: 40-60 2 | P a g e Purkinjes: 15-40 Cardiac Emergencies : Stable Angina Unstable Angina Variant Angina Left Sided Heart Failure Right Sided Heart Failure Cardiac Tamponade Myocardial Infarction Angina : Angina is the term for "pain in the chest". It occurs when the heart's demand for oxygen exceeds the blood's oxygen supply. It's commonly caused by atherosclerosis and coronary artery disease (CAD). It may also results from a spasm of the coronary arteries (Varient angina). There are 3 types of angina and they are primarily categorized by their cause and duration. Stable angina : Typically sudden onset Onset generally with exertion Lasts 3-5 minute