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Respiratory system - Wikipedia
In humans and other mammals, the anatomy of a typical respiratory system is the respiratory tract. The tract is divided into an upper and a lower respiratory tract. The upper tract includes the nose, nasal cavities, sinuses, pharynx and the part of the larynx above the vocal folds. The lower tract (Fig. 2.) includes the lower part of the larynx, the trachea, bronchi, bronchioles and the alveoli.
Wikipedia · Text under CC-BY-SA licenseRespiratory tract - Wikipedia
The lungs are the largest organs in the lower respiratory tract. The lungs are suspended within the pleural cavity of the thorax. The pleurae are two thin …
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Lung - Simple English Wikipedia, the free encyclopedia
Human lungs and heart. The lung is an organ in many vertebrates (animals having a spine, or backbone). It takes blood oxygen from the air, and expels carbon dioxide. Most vertebrates …
Lung Anatomy, Function, and Diagrams - Healthline
Dec 14, 2018 · Learn about the structure and function of the lungs, the respiratory system, and how they work. Find out about common lung disorders, causes, symptoms, and treatments.
Lungs: Anatomy, Function, and Treatment - Verywell …
Aug 16, 2023 · Learn about the structure, location, and function of the lungs, a major organ of the respiratory system. Find out about common lung diseases, tests, and treatments.
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Human Physiology/The respiratory system - Wikibooks
Jun 7, 2024 · The organs of the respiratory system make sure that oxygen enters our bodies and carbon dioxide leaves our bodies. The respiratory tract is the path of air from the nose to the …
Lung | Definition, Function, & Facts | Britannica
Jun 28, 2024 · Lung, in air-breathing vertebrates, either of the two large organs of respiration located in the chest cavity and responsible for adding oxygen to and removing carbon dioxide from the blood. The lungs are soft, light, spongy, …
Lung Function: Anatomy, Role, and Lung Health
May 12, 2022 · The carbon dioxide flows from the alveoli and back up through the respiratory system, where it is exhaled out of the mouth or nose. In this article, you will learn about lung anatomy, how lungs function, and how to keep them …
22.2 The Lungs – Anatomy & Physiology - Open Educational …
The lungs are the major organs of the respiratory system and are responsible for performing gas exchange. The lungs are paired and separated into lobes; The left lung consists of two lobes, …
Lung function: What do they do, and how to test their …
Nov 20, 2023 · The main role of the lungs is to transfer life-giving oxygen into the blood supply, but they also have other functions, including helping regulate blood pressure.
Pulmonary alveolus - Wikipedia
A pulmonary alveolus ( pl.: alveoli, from Latin alveolus, "little cavity"), also known as an air sac or air space, is one of millions of hollow, distensible cup-shaped cavities in the lungs where …
Lung Cancer: Types, Stages, Symptoms, Diagnosis & Treatment
Oct 31, 2022 · Lung cancer is a disease caused by uncontrolled cell division in your lungs. Your cells divide and make more copies of themselves as a part of their normal function. But …
Lungs: Facts, Function and Diseases | Live Science
Feb 2, 2018 · Lungs are sacks of tissue located just below the rib cage and above the diaphragm. They are an important part of the respiratory system and waste management for the body. …
Pneumonia - Symptoms and causes - Mayo Clinic
Jun 13, 2020 · Pneumonia is an infection that inflames the air sacs in one or both lungs. The air sacs may fill with fluid or pus (purulent material), causing cough with phlegm or pus, fever, …
Lung volumes - Wikipedia
Lung volumes and lung capacities refer to the volume of air in the lungs at different phases of the respiratory cycle. The average total lung capacity of an adult human male is about 6 litres of air.
COPD - Symptoms and causes - Mayo Clinic
Apr 15, 2020 · Chronic obstructive pulmonary disease (COPD) is a chronic inflammatory lung disease that causes obstructed airflow from the lungs. Symptoms include breathing difficulty, …
Emphysema - Symptoms and causes - Mayo Clinic
Apr 28, 2017 · Emphysema is a lung condition that causes shortness of breath. In people with emphysema, the air sacs in the lungs (alveoli) are damaged. Over time, the inner walls of the …
Former YouTube CEO Susan Wojcicki dies at 56 of lung cancer
Aug 10, 2024 · By Reuters. YouTube’s former chief executive and long-time Google executive Susan Wojcicki died on Saturday at the age of 56 after a two-year battle with lung cancer. “It …
Iron lung - Wikipedia
The iron lung is a large horizontal cylinder designed to stimulate breathing in patients who have lost control of their respiratory muscles. The patient's head is exposed outside the cylinder, …