Akademik

interatrial
Between the atria of the heart. SYN: interauricular (1).

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in·ter·atri·al .int-ə-'rā-trē-əl adj situated between the atria of the heart

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in·ter·atri·al (in″tər-aґtre-əl) situated between the atria of the heart.

Medical dictionary. 2011.