Definitions
There are 3 meanings of the phrase
Air Sac.
Example Sentences
"Birds have air sacs that supplement the function of their lungs."
"The respiratory system of a reptile includes air sacs that aid in breathing."
"The therapist explained the purpose of the air sacs in the lungs during the session."
"The injured athlete had a punctured air sac, making it difficult for him to breathe."
"The veterinarian examined the bird's air sacs to check for any abnormalities."
