Assertion: pyloric sphincter | /r/HasProperty | strong ring of smooth muscle
Facets:
Source sentences:
text: The pyloric sphincter, or valve, is a strong ring of smooth muscle at the end of the pyloric canal which lets food pass from the stomach to the duodenum.
text: The pyloric sphincter, or valve, is a strong ring of smooth muscle at the end of the pyloric canal and lets food pass from the stomach to the duodenum.