Anatomy of the Left Lung
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Questions and Answers

What is the excursion of the lower border of the lung in the extremes of respiration?

  • 6–7 in (15–18 cm)
  • 4–5 in (10–13 cm)
  • 2–3 in (5–8 cm) (correct)
  • 1–2 in (3–5 cm)
  • In the neutral position, where does the lower border of the lung lie?

  • 6th rib in the midclavicular line (correct)
  • 9th rib adjacent to the vertebral column
  • 7th rib in the midaxillary line
  • 5th rib in the midclavicular line
  • Where does the cardiac notch pass behind?

  • 9th and 10th costal cartilages
  • 5th and 6th costal cartilages (correct)
  • 3rd and 4th costal cartilages
  • 7th and 8th costal cartilages
  • What is the position of the lower border of the lung in relation to the vertebral column posteriorly in the neutral position?

    <p>Reaches the 10th rib</p> Signup and view all the answers

    What is the specific feature of the anterior border of the left lung?

    <p>Distinct notch</p> Signup and view all the answers

    Which rib does the lower border of the lung cross in the midclavicular line in the neutral position?

    <p>6th rib</p> Signup and view all the answers

    In which costal cartilages does the cardiac notch pass behind?

    <p>5th and 6th</p> Signup and view all the answers

    What is the maximum excursion of the lower border of the lung during respiration?

    <p>2–3 in (5–8 cm)</p> Signup and view all the answers

    What is the position of the cardiac notch in relation to the costal cartilages?

    <p>Passes behind the 5th and 6th costal cartilages</p> Signup and view all the answers

    In the neutral position, where does the lower border of the lung lie in the midaxillary line?

    <p>8th rib</p> Signup and view all the answers

    Where does the lower border of the lung lie in relation to the vertebral column posteriorly in the neutral position?

    <p>Adjacent to the 10th rib</p> Signup and view all the answers

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