KiwiJelly6909 KiwiJelly6909
  • 03-11-2017
  • Biology
contestada

Which structure of the trachea prevents it from collapsing inward and obstructing the air passageway?

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  • 13-11-2017
answer: hyaline cartilage rings

Hyaline cartilage rings in a shape of a C prevent the tracheal wall from collapsing inward and obstructing airway (during inhalation). Posteriorly (
open portion of each ring) there is not cartilage but there is muscle so that the esophagus can stretch (the esophagus is behind the trachea).



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