35. 神經髓鞘化(Myelinization)在胎兒時期(fetal period)由何部位neuromeres開始,延伸至頭側(cephalad)和尾側(caudad)?
(A)Cephalad
(B)Cervical
(C)Thorax
(D)Lumber
(E)Scarum

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統計: A(1), B(2), C(1), D(2), E(2) #2478597