17 附圖之骨為:
(A)篩骨(ethmoid bone)
(B)蝶骨(sphenoid bone)
(C)腭骨(palatine bone)
(D)鼻骨(nasal bone)
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統計: A(13), B(5), C(137), D(9), E(0) #1406226
統計: A(13), B(5), C(137), D(9), E(0) #1406226