Assertion: esophagus's part | /r/HasProperty | mixed
Facets:
Source sentences:
text: The intermediate part is mixed, and the lower part, with rare exception, contains only smooth muscle.
text: The muscular fibers in the cranial part of the esophagus are red and consist chiefly of striated muscle; the intermediate part is mixed; and the lower part, with rare exceptions, contains only smooth muscle.