Respiratory Organs

Flashcard maker : Lily Taylor
Potential space between visceral and parietal pleurae
Pleural cavity
Most inferior portion of larynx
Cricoid cartilage
Air-filled space in skull bone that opens into nasal cavity
Sinus (paranasal sinus)
Microscopic air sac for gas exchange
Consists of large lobes
Opening between vocal cords
Fold of mucous membrane containing elastic fibers responsible for sounds
Vocal cord (true)
Increases surface area of nasal mucous membrane
Nasal concha
Passageway for air and food
Partially covers opening of larynx during swallowing
Mucus lubricates the respiratory tract and captures unknown particles so it does not get into the lungs
Function of the mucus secreted by the goblet cells
The cilia pushes mucus toward the pharynx for swallowing
Function of the cilia in the respiratory tubes
How is breathing affected if the smooth muscle of the bronchial tree relaxes?
More air flow
How is breathing affected if smooth muscle of the bronchial tree contracts?
creates a high resistance to air flow during inspiration; less air flow

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