About 1,730,000 results
Open links in new tab
  1. Respiratory System: Organs, Facts, Anatomy & Function

    Apr 9, 2024 · Your respiratory system is the organs and structures in your body that allow you to breathe. It includes your lungs, nose, mouth and the tubelike structures (airways) that connect …

  2. Human respiratory system | Description, Parts, Function, & Facts ...

    Dec 5, 2025 · 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, …

  3. 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.

  4. Respiratory System: Functions and Organs - WebMD

    Jan 8, 2024 · What Is the Respiratory System? The respiratory system is the organs and other parts of your body involved in breathing, when you exchange oxygen and carbon dioxide. All …

  5. Human Respiratory System - Functions, Diagram, Organs

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

  6. 13.2 Structure and Function of the Respiratory System

    The organs of the respiratory system form a continuous system of passages, called the respiratory tract, through which air flows into and out of the body. The respiratory tract has two …

  7. Respiratory system | Canadian Lung Association

    Breathing is the process that brings oxygen in the air into your lungs and moves oxygen and through your body. Our lungs remove the oxygen and pass it through our bloodstream, where …

  8. Understanding the Respiratory System: Functions, Anatomy, and …

    May 10, 2025 · In this journey, we’ll explore the respiratory system in its entirety—from anatomy and physiology to the microscopic dance of gas exchange, and from its developmental roots in …

  9. Overview of the Respiratory System - Lung and Airway …

    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 …

  10. 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.