When.com Web Search

  1. Ad

    related to: parts of the respiratory system labeled

Search results

  1. Results From The WOW.Com Content Network
  2. Respiratory system - Wikipedia

    en.wikipedia.org/wiki/Respiratory_system

    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.

  3. Respiratory tract - Wikipedia

    en.wikipedia.org/wiki/Respiratory_tract

    The upper respiratory tract can refer to the parts of the respiratory system lying above the vocal folds, or above the cricoid cartilage. [4] [5] The larynx is sometimes included in both the upper and lower airways. [6] The larynx is also called the voice box and has the associated cartilage that produces sound.

  4. Lung - Wikipedia

    en.wikipedia.org/wiki/Lung

    The lungs as main part of respiratory tract. The lower respiratory tract is part of the respiratory system, and consists of the trachea and the structures below this including the lungs. [32] The trachea receives air from the pharynx and travels down to a place where it splits (the carina) into a right and left primary bronchus.

  5. Thoracic cavity - Wikipedia

    en.wikipedia.org/wiki/Thoracic_cavity

    structures of the cardiovascular system, including the heart and great vessels, which include the thoracic aorta, the pulmonary artery and all its branches, the superior and inferior vena cava, the pulmonary veins, and the azygos vein; structures of the respiratory system, including the diaphragm, trachea, bronchi and lungs [1]

  6. Nasal cavity - Wikipedia

    en.wikipedia.org/wiki/Nasal_cavity

    The most anterior part of the nasal cavity is the nasal vestibule. [4] The vestibule is enclosed by the nasal cartilages and lined by the same epithelium of the skin (stratified squamous, keratinized). Within the vestibule, this changes into the typical respiratory epithelium that lines the rest of the nasal cavity and respiratory tract.

  7. Bronchus - Wikipedia

    en.wikipedia.org/wiki/Bronchus

    A bronchus (/ ˈ b r ɒ ŋ k ə s / BRONG-kəs; pl.: bronchi, / ˈ b r ɒ ŋ k aɪ / BRONG-ky) is a passage or airway in the lower respiratory tract that conducts air into the lungs.The first or primary bronchi to branch from the trachea at the carina are the right main bronchus and the left main bronchus.

  8. Rib cage - Wikipedia

    en.wikipedia.org/wiki/Rib_cage

    The human rib cage is a component of the human respiratory system. It encloses the thoracic cavity, which contains the lungs. It encloses the thoracic cavity, which contains the lungs. An inhalation is accomplished when the muscular diaphragm , at the floor of the thoracic cavity, contracts and flattens, while the contraction of intercostal ...

  9. Bronchopulmonary segment - Wikipedia

    en.wikipedia.org/wiki/Bronchopulmonary_segment

    Tuberculosis of the lung is a common disease in certain parts of the world. A complete course of treatment must be taken under the guidance of a physician. Bronchial Asthma is a common disease of the respiratory system. It occurs due to bronchospasm of smooth muscles in the wall of the bronchials). [5]