Lexic.us

Definition of Sa node

1. Noun. A specialized bit of heart tissue that controls the heartbeat.

Lexicographical Neighbors of Sa Node

Literary usage of Sa node

Below you will find example usage of this term as found in modern and/or classical literature:

1. The Harvey Lectures by Harvey Society of New York, New York Academy of Medicine (1915)
"... if the contacts are arranged radially to the SA node, the direction of the intrinsic deflection is always the same, indicating that of the two contacts ..."

2. Lectures on the Heart by Thomas Lewis (1915)
"When we examine the intrinsic deflections in curves from outlying leads, if the contacts are arranged radially to the SA node, the direction of the ..."

3. The Diagnosis and Treatment of Heart Disease: Practical Points for Students by Edward Mansfield Brockbank (1917)
"SA node, Sino-auricular node; AV node, auriculo-ventricular node (Tawara) ... The connection between the SA node and the AV node is indefinite. ..."

4. Therapeutics of the circulation by Thomas Lauder Brunton (1915)
"The SA node is supposed to be more sensitive than the AV node, ... When the SA node fails to act the AV node is capable of initiating a rhythm of its own, ..."

5. Clinical Cardiology by Selian Neuhof (1917)
"From a study of the physiological and anatomical distribution of the specialized tissues, it is evident that the normal impulse arises in the SA node; ..."

6. Arteriosclerosis and Hypertension by Louis Marshall Warfield (1920)
"The sino-auricular (sa) node is the most irritable portion of the heart, it is endowed with the greatest amount Right vagus Centres of ventricular ..."

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