EKG practice test Questions And Answers 2022

What is the force the heart has to push against? - Answer - Afterload What is the point of the heart that points inferiorly toward the left hip? - Answer - apex of the heart The top chambers of the heart that are separated by interatrial septum are called? - Answer - atria This is located b/t the atria and ventricles - Answer - Atrioventricular valve AKA: AV valve The valves of the heart are..... - Answer - flaps of fibrous tissue firmly anchored to the Anuli fibrosi Cordis. Prevent backflow. What is valve b/t the right atrium and right ventricle? - Answer - Tricuspid valve What is the valve b/t the left atrium and left ventricle? - Answer - Bicuspid/ Mitral valve What do you call the broad flat part of the heart that points toward the right shoulder? - Answer - base of the heart The amount of blood the heart pumps in 1 min is called? and what is its normal? - Answer - Cardiac Output 4-8 L These are tendens that hold the AV valve in place so it prevents it from swinging upward into the atria.... - Answer - Chordae Tendineae This drug effect on the heart will change the heart rate? - Answer - Chronotropic effect A drug that has chronotropic effects can be _______ or ________? - Answer - positive or negative A positive chronotropic drug effect will _____ hr? - Answer - increase A negative chronotropic drug effect will _____ hr? - Answer - decrease This is the resting phase of the heart? - Answer - Diastole What is the inner most layer of the heart called? It is continous with the inner layer of blood vessels. - Answer - endocardium