Define sinus rhythm. sinus rhythm synonyms, sinus rhythm pronunciation, sinus rhythm translation, English dictionary definition of sinus rhythm. n. 1. Movement or variation characterized by the regular recurrence or alternation of different quantities or
“Normal” Sinus Rhythm Sinus rhythmis the primary physiologic mechanism of the heartbeat. You diagnose it by findingP waveswith a predictable polarity (seeChapter 4). When the sinus (also called the sinoatrial or SA) node is pacing the heart, atrial depolarization spreads from right to left ...
Thesinusnode generates the electric impulse that starts your heartbeat, so this is known as a sinus rhythm. Healing the Female HeartElizabeth Ross 1996 Thesinusnode generates the electric impulse that starts your heartbeat, so this is known as a sinus rhythm. ...
Define sinus arrhythmia. sinus arrhythmia synonyms, sinus arrhythmia pronunciation, sinus arrhythmia translation, English dictionary definition of sinus arrhythmia. A disturbance in the electrical impulses to the heart which results in an irregular rhyth
Definition The normal regular rhythm of the heart set by the natural pacemaker of the heart called the sinoatrial (or sinus) node. Sinus tachycardia refers to a fast heartbeat (tachycardia) because of rapid firing of the sinoatrial (sinus) node. The lack of normal Sinus Rhythm is an ...
In sinus arrhythmia, the pacemaker is the sinus node but the rhythm is irregular. The definition of sinus arrhythmia, however, has not been standardized. Sinus arrhythmia commonly occurs in the young, decreases with age or with autonomic dysfunctions, probably has little clinical significance, and ...
Sinus rhythm:The normal regular rhythm of the heart set by the naturalpacemakerof the heart called the sinoatrial (orsinus) node. It is located in the wall of theright atrium(the right upper chamber of the heart). Normal cardiac impulses start there and are transmitted to theatriaand down ...
Medical Definition sinus venosus noun si·nus ve·no·susˌsī-nəs-vi-ˈnō-səs :an enlarged pouch that adjoins the heart, is formed by the union of the large systemic veins, and is the passage through which venous blood enters the heart in lower vertebrates and in...
A heart rate exceeding 100 beats per minute with a normal rhythm. Medical Dictionary for the Health Professions and Nursing © Farlex 2012 sinus tachycardia A fast regular, heart rate caused by a high rate of pacing by the SINOATRIAL NODE. This is a normal feature of exertion and may be...
Definition of sinus bradycardia Sinus bradycardia fulfills the criteria forsinus rhythmbut the heart rate is slower than 50 beats per minute.ECGcriteria follow: Regular rhythm with a ventricular rate slower than 50 beats per minute. P-waves with constant morphology preceding every QRS complex. ...