Assertion: lung's sac | /r/Synonym | alveoli
Facets:
Source sentences:
text: The lobes are filled with small, spongy sacs called alveoli, which is where the exchange of oxygen and carbon dioxide occurs.
text: The lungs are the primary organ and contain numerous sacs known as alveoli, where gas exchange occurs.
text: The lungs can be included in the lower respiratory tract or as separate entity and include the respiratory bronchioles, alveolar ducts, alveolar sacs, and alveoli.[citation needed]
text: Inside the lungs, the oxygen is exchanged for carbon dioxide waste through millions of microscopic sacs called alveoli.
text: Within the lungs, the mucus-lined bronchi split like the branches of a tree into tens of thousands of ever smaller tubes (bronchioles), which connect to tiny sacs called alveoli.
text: Gas exchange occurs in microscopic dead-end air-filled sacs called alveoli, where a very thin membrane (called the blood-air barrier) separates the blood in the alveolar capillaries (in the walls of the alveoli) from the alveolar air in the sacs.
text: This respiratory process takes place through hundreds of millions of microscopic sacs called alveoli.
text: The bronchioles end in the small sacs called alveoli, where the barrier between the air and the blood is a thin membrane.
text: The interior of the lungs is made up of spongy tissues containing many capillaries and around 30 million tiny sacs known as alveoli.