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Pronunciation varies by accent · adjective
(anatomy, medicine) Relating to the venous sinus and the right atrium of the heart..
sinoatrial block; sinoatrial node
Use sinoatrial when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Sinoatrial means (anatomy, medicine) Relating to the venous sinus and the right atrium of the heart..
Common synonyms include SA, sinoauricular.
The opposite depends on the specific sense.
sinoatrial block; sinoatrial node
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