上気道

Meanings

1. Noun

   upper respiratory tract; upper airway

• あお向むけに寝ねると、舌したやノドチンコがノドの奥おくに下さがるため、上気道じょうきどうが塞ふさがりやすくなります。

  If you sleep on your back it's easier for your upper airway to be obstructed because your tongue, uvula, etc. slip towards the back of your throat.