GLOSSARY OF HEART TERMS
Myocardium: The smooth muscle that makes up the heart.
Atrium: One of two upper chambers of the heart.
Ventricle:One of two lower chambers of the heart.
Arrhythmia: An interruption in the heart's normal rhythm.
Premature Ventricular Contraction:An arrhythmia that causes the ventricle to contract too early in the heart's normal rhythmic pattern, causing an extra beat that does not produce a pulse - often called a PVC.
Syncope: Collapse or fainting
Echocardiogram: A test that provides an ultrasound recording of the heart's activity.
Electrocardiogram: A test that provides an electrical recording of the heart's activitity - often called an ECG.
Holter Monitor: A device that measures the dog's heart activity electrically over a 24-hour period - also known as a 24-hour ambulatory electrocardiogram.
Atrium: One of two upper chambers of the heart.
Ventricle:One of two lower chambers of the heart.
Arrhythmia: An interruption in the heart's normal rhythm.
Premature Ventricular Contraction:An arrhythmia that causes the ventricle to contract too early in the heart's normal rhythmic pattern, causing an extra beat that does not produce a pulse - often called a PVC.
Syncope: Collapse or fainting
Echocardiogram: A test that provides an ultrasound recording of the heart's activity.
Electrocardiogram: A test that provides an electrical recording of the heart's activitity - often called an ECG.
Holter Monitor: A device that measures the dog's heart activity electrically over a 24-hour period - also known as a 24-hour ambulatory electrocardiogram.