A.囊蚴 B.尾蚴 C.蟲(chóng)卵 D.童蟲(chóng) E.成蟲(chóng)
A.肝吸蟲(chóng)B.肺吸蟲(chóng)C.姜片蟲(chóng)D.日本血吸蟲(chóng)
A.有兩尾核 B.體態(tài)柔和,彎曲自然 C.間隙的長(zhǎng)度與寬度相等 D.體核較大,排列密集 E.體核清晰可數(shù)