sinoatrial
adjective
si·no·atri·al
ˌsī-nō-ˈā-trē-əl 
: of, involving, or being the sinus node
sinoatrial block
Examples of sinoatrial in a Sentence
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These cells, known as your sinoatrial (SA) node, tell your heart when and how to beat in order to send oxygen-rich blood throughout your body.
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Rachel Nall, Msn, SELF, 18 Aug. 2022
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Rachel Nall, Msn, SELF, 18 Aug. 2022
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“Sinoatrial.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sinoatrial. Accessed 21 May. 2025.
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sinoatrial
adjective
si·no·atri·al
ˌsī-nō-ˈā-trē-əl
variants
also sinuatrial
: of, involving, or being the sinoatrial node
sinoatrial block
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