8.—般攝影時的蘇格蘭狗(Scottydog)之前腳,由下列何者構成?
(A)橫突
(B)上關節突
(C)下關節突
(D)椎間孔
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統計: A(129), B(347), C(1935), D(35), E(0) #2407409
統計: A(129), B(347), C(1935), D(35), E(0) #2407409