33 絨毛膜腔(chorionic cavity)形成後，覆蓋於卵黃囊(yolk sac)外之胚層稱為：
(A)臟壁中胚層(splanchnopleuric mesoderm)
(B)胚外臟壁中胚層(extraembryonic splanchnopleuric mesoderm)
(C)體壁中胚層(somatopleuric mesoderm)
(D)胚外體壁中胚層(extraembryonic somatopleuric mesoderm)

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統計： A(2), B(11), C(2), D(2), E(0) #866066

詳解 (共 1 筆)

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