Vocabulary chap 12

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mrsbrennakaysmith
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170705
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Vocabulary chap 12
Updated:
2012-09-13 15:03:39
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voc chap 12`
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vocab chap 12
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  1. lympatic tissue in the nasopharynx; pharyngeal tonsils.
    adenoids
  2. air sac in the lung
    aveolus; aveoli
  3. tip or uppermost portion of the lung. An apex is the tip of a structure. apical means pertaining to or at the apex.
    apex of the lung
  4. lower portion of the lung; from the greek basis, foundation. Basilar means pertaining to the base.
    base of the lung
  5. smallest branches of the bronchi. Terminal bronchioles lead to alveolar ducts.
    brochioles
  6. branch of the trachea (windpipe) that is a passageway into the lung; bronchial tube.
    bronchus (bronchi)
  7. gas produced by body cells when oxygen and food combine; exhaled through the lungs.
    carbon dioxide (CO2)
  8. thin hairs attached to the mucous membrane epithelium lining the respiratory tract. they clear bacteria and foreign substances
    cilia
  9. Muscle seperating the chest and abdomen. It contracts and relaxes to make breathing possible.
    diaphragm
  10. Lid-like piece of cartilage that covers the larynx, preventing food from entering the larynx and trachea during swallowing.
    epiglottis
  11. breathing out
    expiration
  12. slit-like opening to the larynx
    glottis
  13. midline region where the bronchi, blood vessels, and berves enter and exit the lungs. Hilar means pertaining to or at top of hilum
    hilum of the lung
  14. breathing in
    inspiration
  15. voice box; containing the vocal cords.
    larynx
  16. division of a lung
    lobe
  17. region between the lungs in the chest cavity. It contains the trachea, heart, aorta, wsophagus, and bronchial tubes
    mediastinum
  18. openings through the nose carrying air into the nasal cavities
    nares
  19. gas that passes into the bloodstream at the lungs and travels to all body cells.
    oxygen (O2)
  20. one of a pair of almond-shaped masses of lymphatic

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