pacemaker of the heart

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• Heart block — Classification and external resources ICD 10 I44 I45 ICD 9 …   Wikipedia

• Electrical conduction system of the heart — Isolated conduction system of the heart …   Wikipedia

• Pacemaker, natural — The natural pacemaker of the heart is the sinus node, one of the major elements in the cardiac conduction system, the system that controls the heart rate. This stunningly designed system generates electrical impulses and conducts them throughout… …   Medical dictionary

• Computed tomography of the heart — Intervention ICD 9 CM 87.41 OPS 301 code: 3 224 …   Wikipedia

• Electrophysiologic study (EPS) of the heart — A test of the electrical conduction system of the heart (the system that generates the heart beat). EPS is done by threading thin plastic tubes (catheters) into a vein where the leg connects to the abdomen. A local anesthetic is given as well as… …   Medical dictionary

• Pacemaker — A system that sends electrical impulses to the heart in order to set the heart rhythm. The pacemaker can be the normal natural pacemaker of the heart or it can be an electronic device. The natural pacemaker of the heart is the sinus node, one of… …   Medical dictionary

• heart — /hahrt/, n. 1. Anat. a hollow, pumplike organ of blood circulation, composed mainly of rhythmically contractile smooth muscle, located in the chest between the lungs and slightly to the left and consisting of four chambers: a right atrium that… …   Universalium

• Heart block — A block in the conduction of the normal electrical impulses in the heart. * * * heart block n incoordination of the heartbeat in which the atria and ventricles beat independently due to defective transmission through the bundle of His and which… …   Medical dictionary

• heart block — a condition in which conduction of the electrical impulses generated by the natural pacemaker of the heart (the sinoatrial node) is impaired. In partial or incomplete heart block conduction between atria and ventricles is delayed (first degree… …   The new mediacal dictionary

• Heart failure — Classification and external resources The major signs and symptoms of heart failure. ICD 10 I5 …   Wikipedia

• Pacemaker (disambiguation) — Pacemaker may refer to:In biology and medicine: * Cardiac pacemaker, a group of cells within the heart that together initiate contractions and set the pace of beating * Artificial pacemaker, a device implanted to provide proper heart rhythm when… …   Wikipedia