Sinoatrial Node
"Sinoatrial Node" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus,
MeSH (Medical Subject Headings). Descriptors are arranged in a hierarchical structure,
which enables searching at various levels of specificity.
The small mass of modified cardiac muscle fibers located at the junction of the superior vena cava (VENA CAVA, SUPERIOR) and right atrium. Contraction impulses probably start in this node, spread over the atrium (HEART ATRIUM) and are then transmitted by the atrioventricular bundle (BUNDLE OF HIS) to the ventricle (HEART VENTRICLE).
| Descriptor ID |
D012849
|
| MeSH Number(s) |
A07.541.409.819
|
| Concept/Terms |
Sinoatrial Node- Sinoatrial Node
- Node, Sinoatrial
- Nodes, Sinoatrial
- Sinoatrial Nodes
- Sinu-Atrial Node
- Node, Sinu-Atrial
- Nodes, Sinu-Atrial
- Sinu Atrial Node
- Sinu-Atrial Nodes
- Sinus Node
- Node, Sinus
- Nodes, Sinus
- Sinus Nodes
- Sino-Atrial Node
- Node, Sino-Atrial
- Nodes, Sino-Atrial
- Sino Atrial Node
- Sino-Atrial Nodes
- Sinuatrial Node
- Node, Sinuatrial
- Nodes, Sinuatrial
- Sinuatrial Nodes
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Below are MeSH descriptors whose meaning is more general than "Sinoatrial Node".
Below are MeSH descriptors whose meaning is more specific than "Sinoatrial Node".
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