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Concept information

Cardiovascular System > Heart > Heart Conduction System > Sinoatrial Node

Preferred term

Sinoatrial Node  

Type

  • Topical Descriptor

Broader concept

Entry terms

  • Node, Sino-Atrial
  • Node, Sinu-Atrial
  • Node, Sinuatrial
  • Node, Sinus
  • Nodes, Sino-Atrial
  • Nodes, Sinu-Atrial
  • Nodes, Sinuatrial
  • Nodes, Sinus
  • Sino Atrial Node
  • Sino-Atrial Node
  • Sino-Atrial Nodes
  • Sinu Atrial Node
  • Sinu-Atrial Node
  • Sinuatrial Node
  • Sinu-Atrial Nodes
  • Sinuatrial Nodes
  • Sinus Node
  • Sinus Nodes

Scope note

  • 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).

History note

  • 78; was SINO-ATRIAL NODE 1964-77 (Prov 1964-69)

In other languages

  • sinussolmuke

    Finnish

  • eteissolmuke
  • herätesolmuke
  • herätetumake
  • nodus sinu-atrialis
  • S-A-solmuke
  • SA
  • SA-solmuke
  • sinoatriaalisolmuke
  • tahdistinsolmuke
  • Sinusknuta

    Swedish

  • Nodus sinoatrialis

URI

http://www.yso.fi/onto/mesh/D012849

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