Sphenoid sinus drains into what?
ASphenoethmoidal recess
BMiddle meatus
CSuperior meatus
DInferior meatus
Which of the following is not a tributary of the cavernous sinus?
ACentral vein of retina
BSphenoparietal sinus
CInferior cerebral vein
DSuperior ophthalmic vein
All of the following arteries are branches of ECA that supply nasal septum except:
AFacial artery
BSuperior labial artery
CAnterior ethmoidal artery
DSphenopalatine artery
+ 7 more in the PDF
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