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  2. Respiratory system - Wikipedia

    en.wikipedia.org/wiki/Respiratory_system

    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. The anatomy and physiology that make this happen varies greatly, depending on the size of the organism, the environment in which it lives and its evolutionary ...

  3. Wikipedia : Featured picture candidates/Image:Respiratory ...

    en.wikipedia.org/wiki/Wikipedia:Featured_picture...

    Would that lead to more confusion (thinking it's part of the respiratory system) or illumination (labeling part of the diagram)? Matt Deres 03:21, 12 January 2008 (UTC) Reply . My instinctive feeling would be to leave it unlabeled, otherwise, as you suggest, it may indicate to people that it's part of the resp. system.

  4. Respiratory tract - Wikipedia

    en.wikipedia.org/wiki/Respiratory_tract

    265130. Anatomical terminology. [edit on Wikidata] The respiratory tract is the subdivision of the respiratory system involved with the process of conducting air to the alveoli for the purposes of gas exchange in mammals. [1] The respiratory tract is lined with respiratory epithelium as respiratory mucosa. [2]

  5. File:Alveolus diagram.svg - Wikipedia

    en.wikipedia.org/wiki/File:Alveolus_diagram.svg

    Summary. Description. Alveolus diagram.svg. An alveolus (plural: alveoli, from Latin alveus, "little cavity"), is an anatomical structure that has the form of a hollow cavity. Mainly found in the lung, the pulmonary alveoli are spherical outcroppings of the respiratory bronchioles and are the primary sites of gas exchange with the blood. Date.

  6. Oxygen cascade - Wikipedia

    en.wikipedia.org/wiki/Oxygen_cascade

    In respiratory physiology, the oxygen cascade describes the flow of oxygen from air to mitochondria, where it is consumed in aerobic respiration to release energy. [ 1] Oxygen flows from areas with high partial pressure of oxygen (PO 2, also known as oxygen tension) to areas of lower PO 2 . Air is typically around 21% oxygen, and at sea level ...

  7. Carina of trachea - Wikipedia

    en.wikipedia.org/wiki/Carina_of_trachea

    Cartilages of larynx, trachea and bronchi. (Carina is at the point of bifurcation.) Transverse section of the trachea, just above its bifurcation, with a bird’s-eye view of the interior. (Carina not labeled; the ridge that separates the left and right bronchus.) The carina of trachea (also: " tracheal carina " [1]) is a ridge [1] of cartilage ...

  8. Lung - Wikipedia

    en.wikipedia.org/wiki/Lung

    The lungs are the main organs of the respiratory system in most terrestrial animals, including all tetrapod vertebrates and a small number of amphibious fish (lungfish and bichirs), pulmonate gastropods (land snails and slugs, which have analogous pallial lungs), and some arachnids (tetrapulmonates such as spiders and scorpions, which have book lungs).

  9. File:Diagram showing the parts of the respiratory system CRUK ...

    en.wikipedia.org/wiki/File:Diagram_showing_the...

    Diagram showing the parts of the respiratory system. Date: 30 July 2014 (released by CRUK) Source: Original email from CRUK: Author: Cancer Research UK: Permission (Reusing this file) This image has been released as part of an open knowledge project by Cancer Research UK. If re-used, attribute to Cancer Research UK / Wikimedia Commons