Assertion: reptile's heart | /r/MadeOf | two atria
Facets:
Source sentences:
text: All squamates and turtles have a three-chambered heart consisting of two atria, one variably partitioned ventricle, and two aortas that lead to the systemic circulation.
text: They have a heart that consists of a single ventricle and two atria.
text: Most reptiles have a three-chambered heart consisting of two atria, one variably partitioned ventricle, and two aortas that lead to the systemic circulation.