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Questions and Answers
Trachea is held normally open because of the C-shaped cartilaginous ______
rings
External intercostal muscles and ______ are the muscles that contract when a person inhales
diaphragm
During internal respiration, oxygen exits the ______, while carbon dioxide enters the ______
blood
Surface tension is the force that is created between the visceral and parietal pleura in order to hold the ______ opens against the chest wall
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Almost all oxygen (97-98%) is transported by hemoglobin / oxyhemoglobin abundantly found in red blood ______ in the blood
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What is the major function of the respiratory system?
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Where does gas exchange primarily occur in the respiratory system?
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What is the function of the epiglottis?
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Which structure is responsible for filtering, warming, and moistening air as it enters the respiratory system?
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What is the space between the vocal cords and the opening to the larynx called?
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