Your respiratory system is made up of your lungs, airways, pharynx, larynx, nose and mouth. Its main function is to breathe in oxygen and breathe out carbon dioxide.

The respiratory system (also respiratory apparatus, ventilatory system) is a biological system consisting of specific organs and structures used for gas exchange in animals and plants.

Jan 12, 2026 · Human respiratory system, the system in humans that takes up oxygen and expels carbon dioxide. The major organs of the respiratory system include the nose, pharynx, larynx, …

Aug 29, 2024 · Learn about the human respiratory system. Get a diagram, learn about the functions of the respiratory system, and see its organs.

The main purpose of the respiratory system is to take in oxygen and eliminate carbon dioxide through the lungs. Oxygen, which is in the air, is breathed into the lungs (inhaled).

Through breathing, inhalation and exhalation, the respiratory system facilitates the exchange of gases between the air and the blood and between the blood and the body’s cells.

Oct 30, 2023 · The respiratory system, also called the pulmonary system, consists of several organs that function as a whole to oxygenate the body through the process of respiration (breathing).

Mar 30, 2023 · The respiratory system facilitates the exchange of gases between the body and the external environment. It consists of several organs, tissues, and cells, including the nose, throat, …

Mar 24, 2022 · Learn how the respiratory system works and what happens when you breathe in and out.

Aug 18, 2025 · Learn what respiratory illnesses have in common and steps to help protect yourself and others.