Id http://purl.bioontology.org/ontology/CSP/1390-1388
http://purl.bioontology.org/ontology/CSP/1390-1388
Preferred Name

heart pacemaker tissue

Definitions
tissues that govern the rhythmic occurrence of the heart; in the human heart, the cardiac rhythm normally takes its origin at the sinoatrial node, microscopic collection of atypical cardiac muscle fibers (Purkinje fibers) at the junction of the superior vena cava and the right atrium.
Synonyms
sinoatrial node
Type http://www.w3.org/2002/07/owl#Class
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