Which of the following statements about the mammalian respiratory system is false? a. When we breathe in, air travels from the pharynx to the trachea. b. The bronchioles branch into bronchi. c. Alveolar ducts connect to alveolar sacs. d. Gas exchange between the lung and blood takes place in the alveolus.
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Step 1: Air enters the respiratory system through the nasal cavity. Show more…
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Figure 16.9 Which of the following statements about the human respiratory system is false? a. When we breathe in, air travels from the pharynx to the trachea b. The bronchioles branch into bronchi. C. Alveolar ducts connect to alveolar sacs. d. Gas exchange between the lungs and blood takes place in the alveolus.
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Which of the following statements concerning respiratory system is TRUE? A) The lungs inflate, because the chest expands B) The chest expands, because the lungs inflate C) Inhalation occurs due to an increase in thoracic cavity volume due to the contraction of the diaphragm D) Both A & C E) All of the above
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