uterine cervix 子宫颈(uterine cervix) BTO:0001421 BTO:0002249 CALOHA:TS-0134 EFO:0000979 EMAPA:29927 EV:0100114 FMA:17740 GAID:376 Lower, narrow portion of the uterus where it joins with the top end of the vagina. MA:0000392 MAT:0000292 MESH:D002584 OpenCyc:Mx4rvVipEJwpEbGdrcN5Y29ycA The evolution of mammals is associated with radical changes in their reproductive biology, particularly the structure and function of the female reproductive organs. These changes include the evolution of the uterus, cervix, vagina, placenta and specialized cell types associated with each of those structures.[well established][VHOG] The narrow caudal end of the uterus that opens into the vagina. [TFD][VHOG] UBERON:0000002 UMLS:C0007874 VHOG:0001359 canalis cervicis uteri caudal segment of uterus cervical cervical canal cervical canal of uterus cervix cervix of uterus cervix uteri galen:CervixUteri neck of uterus uberon uterine cervix 与阴道的顶端相连的子宫的下部狭窄部分。 哺乳动物的进化与其生殖生物学，特别是女性生殖器官的结构和功能的根本变化有关。这些变化包括子宫、子宫颈、阴道、胎盘和特化细胞类型的演变。[well established] [VHOG] 子宫尾节段 子宫通向阴道的狭窄尾端。 [TFD] [VHOG] 子宫颈(cervix of uterus) 子宫颈(cervix uteri) 子宫颈(cervix) 子宫颈(neck of uterus) 子宫颈(uterine cervix) 子宫颈管 子宫颈管(cervical canal of uterus) 子宫颈管(cervical canal) 颈椎 reproductive structure 生殖结构 zone of organ 器官区