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  1. Respiratory System: Organs, Facts, Anatomy & Function

    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.

  2. Respiratory system - Wikipedia

    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.

  3. Overview of the Respiratory System - The Merck Manuals

    The respiratory system starts at the nose and mouth and continues through the airways and the lungs. Air enters the respiratory system through the nose and mouth and passes down the throat (pharynx) …

  4. What is the Respiratory System? Function, Anatomy, and Health Benefits

    Apr 13, 2025 · The respiratory system is one of nature’s most elegant designs. From the sweeping architecture of the lungs to the microscopic ballet of gas exchange, it transforms the simple act of …

  5. Respiratory system | Definition, Organs, Function, & Facts - Britannica

    Respiratory system, the system in living organisms that takes up oxygen and discharges carbon dioxide in order to satisfy energy requirements. In the living organism, energy is liberated, along with carbon …

  6. Anatomy of the Respiratory System - University of Rochester Medical Center

    The respiratory system is made up of the organs included in the exchange of oxygen and carbon dioxide. The respiratory system is divided into two areas: the upper respiratory tract and the lower …

  7. Respiratory system anatomy and physiology | Khan Academy

    With every inhale, air rushes through your windpipe to your lungs. After 20 to 30 branch points, oxygen diffuses into the liquid around the alveoli and slips into your blood. Carbon dioxide travels from the …

  8. How the Lungs Work - The Respiratory System | NHLBI, NIH

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

  9. Home - The National Board for Respiratory Care

    BOGO DEAL! Specialty Exams Second-Chance-Free Guarantee Specialty credentialing within the field of respiratory care signals to employers and colleagues that excellence truly defines you. The result …

  10. Respiratory System: How It Works, Common Issues, and More

    Mar 23, 2020 · In this article, we’ll explore all there is to know about the human respiratory system, including the parts and functions, as well as common conditions that can affect it. The entire...