A.未受精蛔蟲(chóng)卵 B.鉤蟲(chóng)卵 C.肝吸蟲(chóng)卵 D.帶絳蟲(chóng)卵 E.姜片蟲(chóng)卵
A.姜片蟲(chóng)卵 B.血吸蟲(chóng)卵 C.肺吸蟲(chóng)卵 D.肝吸蟲(chóng)卵 E.以上均不正確
A.功能抗原 B.循環(huán)抗原 C.排泄分泌抗原 D.表面抗原 E.體抗原