Assertion: circulatory system's part | /r/Synonym | the right
Facets:
Source sentences:
text: The upper part of the heart is made up of the other two chambers of the heart, called the right and left atria (pronounced: AY-tree-uh).
text: The upper part of the heart is made up of the other two chambers of the heart, called the right and left atria (pronounced: AY-tree-uh).