Respiratory System – Flashcards
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Internal respiration
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mitochondrial use of oxygen to produce energy
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External respiration
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exchange of oxygen between the atmosphere and lungs
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Which of the following processes does NOT form part of external respiration?
a) pulmonary ventilation
b) gas exchange
c) transport of gases
d) Krebs cycle
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d) Krebs Cycle
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Upper airways
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air passages of the head and neck
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Pharynx
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muscular tube that serves as both a passageway for air and food
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What respiratory function does the Larynx have?
a) respiration
b) vocalization
c) defense against pathogens and foreign particles in the airway
d) humidification of air entering the lungs
answer
b) vocalization
