Respiratory System: Organs and Structures
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What is the primary function of the conducting zone of the respiratory system?

  • To exchange gases between the air and the bloodstream
  • To filter out debris and pathogens from the incoming air (correct)
  • To provide a route for food to pass through the body
  • To produce mucus and lighten the skull

    • What is the primary function of the nasal conchae?

  • To produce mucus and lighten the skull
  • To exchange gases between the air and the bloodstream
  • To disrupt airflow and force air to bounce along the epithelium to warm and clean it (correct)
  • To provide a route for food to pass through the body

    • What is the primary function of the epiglottis?

  • To disrupt airflow and force air to bounce along the epithelium to warm and clean it
  • To close off the tube so that food goes to the esophagus instead of the larynx (correct)
  • To exchange gases between the air and the bloodstream
  • To produce mucus and lighten the skull

    • Which part of the pharynx is responsible for both food and air passage?

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

    What is the primary function of the trachea?

    <p>To provide a route for air to pass between the larynx and the bronchial tree</p> Signup and view all the answers

    What is the primary function of the larynx?

    <p>To connect the trachea to the pharynx and control the passage of air</p> Signup and view all the answers

    What is the primary function of the trachea?

    <p>To act as a passageway for air to move in and out of the lungs</p> Signup and view all the answers

    What is the purpose of the carina in the bronchial tree?

    <p>To induce coughing if a foreign body is present</p> Signup and view all the answers

    What structures are directly involved in gas exchange in the respiratory system?

    <p>The alveoli and respiratory bronchioles</p> Signup and view all the answers

    What is the approximate total surface area of the lungs available for gas exchange?

    <p>70 square meters</p> Signup and view all the answers

    How many lobes does the right lung have?

    <p>3</p> Signup and view all the answers

    What is the effect of the sympathetic nervous system on the bronchial tubes?

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

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