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17 Cards in this Set

  • Front
  • Back
nose
lined with mucouse membranes and hair to filter, moisten, and warm the entering air
nasal septum
partition separating right from left nasal cavities
paranasal sinuses
air cavities within the nasal cavities that open into the nasal cavities
pharynx (throat)
passageway for food and air. Air moves from the nasal cavities to the pharynx then the larynx. Food enters the pharynx from the mouth and moves into the esophagus.
adenoids
lymphoid tissue located behind the nasal cavity.
tonsils
lymphoid tissue located in the posterior pharynx or behind the mouth
larynx (voice box)
houses the vocal cords
epiglottis
flap of cartilage that covers the opening of the larynx keeping food from entering the larynx during swallowing
Adam's Apple (thyroid cartilage)
largest ring of cartilage in the larynx
trachea (wind pipe)
passageway for air to the bronchi
bronchus
one of two branches of the trachea that conducts air into the lungs, where it divides and subdivides (bronchial tree).
bronchioles
smallest subdivision of the bronchial tree
alveolus
air sacs at the end of the bronchioles. Through the alveolar walls and the capillaries oxygen and carbon dioxide are exchanged.
lungs
two sponge-like organs in the thoracic cavity. The right lung consists of 3 lobes, the left lung has two lobes
pleura
serous membrane covering both the lungs and lining the thoracic cavity
diaphragm
aids in the breathing process, it is the muscular separation of the thoracic and abdominal cavities
mediastinum
space between the lungs. The heart, esophagus, trachea, great blood vessels, and other structures are contained here.