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Respiratory System Organs and Functions
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Respiratory System Organs and Functions

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Questions and Answers

Where does gas exchange between the blood and external environment occur?

  • Alveoli (correct)
  • Pharynx
  • Bronchi
  • Larynx
  • What is the function of the sinuses within the bones surrounding the nasal cavity?

  • Filter the air entering the lungs
  • Increase surface area for gas exchange
  • Produce mucus that drains into the nasal cavity
  • Lighten the skull and act as resonance chambers (correct)
  • What separates the nasal cavity from the oral cavity?

  • Trachea
  • Bronchi
  • Larynx
  • Palate (correct)
  • Which region is not part of the three regions of the pharynx?

    <p>Larynx</p> Signup and view all the answers

    What is the function of the epiglottis?

    <p>Route food to the esophagus when swallowing</p> Signup and view all the answers

    What keeps the trachea patent (open) to allow airflow?

    <p>Hyaline cartilage rings</p> Signup and view all the answers

    Which bronchus is wider, shorter, and straighter than the other?

    <p>Right bronchus</p> Signup and view all the answers

    Where does the apex of each lung lie?

    <p>Clavicle</p> Signup and view all the answers

    What are the lateral wall projections in the nasal cavity called?

    <p>Conchae</p> Signup and view all the answers

    What is the function of tonsils in the pharynx?

    <p>Lymphatic tissue that aids immune response</p> Signup and view all the answers

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