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Science Bowl Question

📅 NSB Round Robin 2013🎓 MS🔄 Round 15#️⃣ Question 9🌟 BONUS📝 Multiple Choice

In the human skull, which of the following sinuses sits most posteriorly?

W) Sphenoid [SFEE-noid]
X) Ethmoid [ETH-moid]
Y) Maxillary
Z) Frontal
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