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Questions and Answers
Where does the apex of each lung project?
Where does the apex of each lung project?
- Laterally into the chest wall
- Upward into the neck (correct)
- Downward into the abdomen
- Posteriorly into the back
What separates the base of the lung from the right lobe of the liver?
What separates the base of the lung from the right lobe of the liver?
- Spleen
- Cardiac notch
- Stomach
- Cupola of diaphragm (correct)
Which part of the lung overlaps the heart?
Which part of the lung overlaps the heart?
- Inferior border
- Posterior border
- Anterior border (correct)
- Apex
What is the shape of the costal surface of the lung?
What is the shape of the costal surface of the lung?
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Where is the posterior border of the lung located?
Where is the posterior border of the lung located?
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During inspiration, where is the inferior border of the lung lodged?
During inspiration, where is the inferior border of the lung lodged?
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Study Notes
Lung Anatomy
- The apex of each lung projects into the root of the neck, above the level of the 1st rib.
- The base of the lung is separated from the right lobe of the liver by the diaphragm.
- The cardiac notch of the left lung overlaps the heart.
- The costal surface of the lung is convex, conforming to the shape of the chest wall.
- The posterior border of the lung is located near the vertebral column, from the 7th cervical to the 11th thoracic vertebra.
- During inspiration, the inferior border of the lung is lodged in the costophrenic recess, a groove formed by the diaphragm and the 12th rib.
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