heart muscle

Từ điển WordNet v3.1 - WordNet Dictionary

noun

the muscle tissue of the heart;
adapted to continued rhythmic contraction
• Syn:
cardiac muscle
• Hypernyms:
muscle, muscular tissue
• Hyponyms:
pacemaker, cardiac pacemaker, sinoatrial node, SA node, papillary muscle,
atrioventricular bundle, bundle of His, atrioventricular trunk, truncus atrioventricularis, atrioventricular node, myocardium,
Purkinje fiber, Purkinje network, Purkinje's tissue, Purkinje's system
• Part Holonyms:
heart, pump, ticker