Anatomy of the Lungs: Apex, Base, and Surfaces

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Questions and Answers

Where does the apex of each lung project upward to?

  • The chest
  • The abdomen
  • The shoulder
  • The neck (correct)

What structure separates the base of the lung from the right lobe of the liver?

  • Spleen
  • Diaphragm (correct)
  • Mediastinum
  • Stomach

Which surface of the lung corresponds to the chest wall?

  • Apex
  • Medial surface
  • Posterior border
  • Costal surface (correct)

What forms the cardiac notch on the left side of the lung?

<p>Sharp anterior border (D)</p> Signup and view all the answers

Where is the posterior border of the lung located?

<p>Laterally (B)</p> Signup and view all the answers

What structure lodges the posterior part of the inferior border during inspiration?

<p>Costodiaphragmatic recess (C)</p> Signup and view all the answers

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Study Notes

Lung Structure and Boundaries

  • The apex of each lung projects upward to the root of the neck, above the level of the clavicle.
  • The diaphragm separates the base of the lung from the right lobe of the liver.
  • The costal surface of the lung corresponds to the chest wall.
  • The heart forms the cardiac notch on the left side of the lung.
  • The posterior border of the lung is located near the vertebral column.
  • The posterior part of the inferior border of the lung lodges the diaphragm during inspiration.

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