Your trachea, your windpipe. Dr. Tim: Yes. Katie: Bronchi, bronchioles ... thousands of smaller tubes called bronchioles which take the air deeper into the lungs. Alveoli At the ends of ...

At its base, the trachea splits into two branches. These are the bronchi ... as bronchioles, they connect to the more than 280 million tiny air sacs, or alveoli, located deep within each lung.

Your respiratory system manages airflow in and out of your lungs and contains organs such as your throat, trachea (windpipe), bronchial tubes, pleura, and lobes. Pulmonologists are certified to ...