Assertion: esophagus | /r/HasAspect | more expressed
Facets:
value: anatomically
type: MANNER
value: at the top
type: LOCATION
value: a sphincter –
type: OTHER
Source sentences:
text: At the top, the esophagus has a gate, or more anatomically expressed – a sphincter – a set of muscles known as the inferior pharyngeal sphincter.