What is the pattern of drainage of the ethmoidal air cells?
Answer:
Anterior - open into hiatus semilunaris (in middle meatus)
Middle - open into bulla ethmoidalis (in middle meatus)
Posterior - open into superior meatus
What is the pattern of drainage of the ethmoidal air cells?
Answer:
Anterior - open into hiatus semilunaris (in middle meatus)
Middle - open into bulla ethmoidalis (in middle meatus)
Posterior - open into superior meatus
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