** Single [[Female_Reproductive_Tract_-The_Cervix_- Anatomy & Physiology|cervix]]
** Single [[Female_Reproductive_Tract_-The_Cervix_- Anatomy & Physiology|cervix]]
−
** Single [[Female_Reproductive_Tract_-The_Vagina/Vestibule_- Anatomy & Physiology|vagina]]
+
** Single [[Vagina and Vestibule - Anatomy & Physiology|vagina]]
−
*** Membrane covers [[Female_Reproductive_Tract_-The_Vagina/Vestibule_- Anatomy & Physiology|vaginal]] opening except at oestrus and during [[Reproductive System - Anatomy & Physiology#Parturition|parturition]].
+
*** Membrane covers [[Vagina and Vestibule - Anatomy & Physiology|vaginal]] opening except at oestrus and during [[Reproductive System - Anatomy & Physiology#Parturition|parturition]].