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TAKE THE QUIZsinoatrial
adjective
si·no·atri·al
ˌsī-nō-ˈā-trē-əl
: of, involving, or being the sinus node
sinoatrial block
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Merriam-Webster unabridged
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- Before we went to her house, Hannah told us her aunt was a flibbertigibbet.


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