EMBRYOLOGY
RESPIRATORY SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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True
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False
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Either A or B
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None of the above
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Detailed explanation-1: -The anterior border of the lung corresponds to the pleural reflection, and it creates a cardiac notch in the left lung. The cardiac notch is a concavity in the lung that formes to accommodate the heart. The inferior border is thin and separates the base of the lung from the costal surface.
Detailed explanation-2: -The left lung is one of two lungs, located in the left hemithorax on the left of the heart and mediastinum.
Detailed explanation-3: -The cardiac notch is the lateral deflection of the anterior border of the left lung. It is produced to accommodate the space taken up by the heart.
Detailed explanation-4: -The left lung has a depression on the medial side of its surface called the cardiac notch, a concave impression molded to accommodate the shape of the heart.