interventricular septum

noun

Medical Definition of interventricular septum

: the curved slanting wall that separates the right and left ventricles of the heart and is composed of a muscular lower part and a thinner more membranous upper part

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“Interventricular septum.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/interventricular%20septum. Accessed 26 Oct. 2020.

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