![Anatomical illustration of the lungs, with (top to bottom) the trachea, bronchioles, left main stem bronchus, right main stem bronchus, bronchi, left lobes, pleura, and right lobes labeled; also featuring a close-up Anatomical illustration of the lungs, with (top to bottom) the trachea, bronchioles, left main stem bronchus, right main stem bronchus, bronchi, left lobes, pleura, and right lobes labeled; also featuring a close-up](https://c8.alamy.com/comp/G156F3/anatomical-illustration-of-the-lungs-with-top-to-bottom-the-trachea-G156F3.jpg)
Anatomical illustration of the lungs, with (top to bottom) the trachea, bronchioles, left main stem bronchus, right main stem bronchus, bronchi, left lobes, pleura, and right lobes labeled; also featuring a close-up
![Structure of the Human Lungs. Human Anatomy Stock Vector - Illustration of artery, respiration: 46695749 Structure of the Human Lungs. Human Anatomy Stock Vector - Illustration of artery, respiration: 46695749](https://thumbs.dreamstime.com/z/structure-human-lungs-human-anatomy-air-enters-your-system-bronchi-bronchi-start-bottom-46695749.jpg)
Structure of the Human Lungs. Human Anatomy Stock Vector - Illustration of artery, respiration: 46695749
![Anatomical illustration of the lungs, with (top to bottom) the trachea, bronchioles, left main stem bronchus, right main stem bronchus, bronchi, left lobes, pleura, and right lobes labeled Stock Photo - Alamy Anatomical illustration of the lungs, with (top to bottom) the trachea, bronchioles, left main stem bronchus, right main stem bronchus, bronchi, left lobes, pleura, and right lobes labeled Stock Photo - Alamy](https://c8.alamy.com/comp/G156G7/anatomical-illustration-of-the-lungs-with-top-to-bottom-the-trachea-G156G7.jpg)
Anatomical illustration of the lungs, with (top to bottom) the trachea, bronchioles, left main stem bronchus, right main stem bronchus, bronchi, left lobes, pleura, and right lobes labeled Stock Photo - Alamy
![Anatomical illustration of the lungs, with (top to bottom) the trachea, bronchioles, left main stem bronchus, right main stem bronchus, bronchi, left lobes, pleura, and right lobes labeled Stock Photo - Alamy Anatomical illustration of the lungs, with (top to bottom) the trachea, bronchioles, left main stem bronchus, right main stem bronchus, bronchi, left lobes, pleura, and right lobes labeled Stock Photo - Alamy](https://c8.alamy.com/comp/G156FR/anatomical-illustration-of-the-lungs-with-top-to-bottom-the-trachea-G156FR.jpg)