Assertion: trachea's ring | /r/LocatedNear | the trachea
Facets:
Source sentences:
text: While the majority of cartilaginous rings that surround the trachea are semi-circular, the first ring – the cricoid cartilage ring – is a complete circle and features a narrow arch anterior and a broad lamina posterior to the airway.
text: The C-shaped rings surrounding the trachea are to give it flexibility (the open part of the C is to the front of the neck) and to precent the trachea from collapsing in on itself when you inhale
text: Approximately 20 rings of thick cartilage surround the trachea.