Definition of Sinoatrial node
1. Noun. A specialized bit of heart tissue that controls the heartbeat.
Medical Definition of Sinoatrial node
Sinoatrial Node Pictures
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Lexicographical Neighbors of Sinoatrial Node
Literary usage of Sinoatrial node
Below you will find example usage of this term as found in modern and/or classical literature:
1. Handbook of Severe Disability: A Text for Rehabilitation Counselors, Other edited by Walter C. Stolov, Michael R. Clowers (2000)
"The rhythm is paced by die sinoatrial node. ... Parasympa- thetic fibers from the vagus cranial nerve cause the sinoatrial node to slow down and sympathetic ..."
2. Hearts and Arteries: What Scientists Are Learning About Age and the ...by Caroline McNeil by Caroline McNeil (1996)
"Pacemaker See sinoatrial node. Preload The amount of blood in the left ... sinoatrial node The heart's pacemaker. A group of specialized cells in the right ..."
3. Anatomy, Descriptive and Applied by Henry Gray (1913)
"The sinoatrial node is situated on the anterior border of the opening of the superior vena cava; from it strands of fusiform fibres run under the ..."
4. Anatomy of the Human Body by Henry Gray (1918)
"The sinoatrial node is situated on the anterior border of the opening of the superior vena cava; from its strands of fusiform fibers run under the ..."
5. The Impact of Chaos on Science and Society by Celso Grebogi, James A. Yorke (1997)
"The normal heart rhythm (the sinus rhythm) is set by the sinoatrial node in the atria, which acts as a pacemaker. There are a large number of different ..."