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  1. Cloaca - Wikipedia

    Excretory openings with analogous purpose in some invertebrates are also sometimes called cloacae. Mating through the cloaca is called cloacal copulation and cloacal kissing.

  2. Cloacal Malformation - Nationwide Children's Hospital

    A cloacal malformation is a defect in females where the rectum, vagina and urinary tract are fused together, creating a single common channel.

  3. Cloacal Malformations: Causes, Diagnosis & Treatment

    A cloacal malformation is a rare condition when a baby’s vagina, urinary tract and anus don’t separate from one another during fetal development. Instead of three separate openings, a female baby is …

  4. Cloaca | Mammals, Birds, Reptiles | Britannica

    cloaca, (Latin: “sewer”), in vertebrates, common chamber and outlet into which the intestinal, urinary, and genital tracts open. It is present in amphibians, reptiles, birds, elasmobranch fishes (such as …

  5. Cloacal Anomalies - Boston Children's Hospital

    A cloacal anomaly is a rare type of anorectal malformation that occurs while a female fetus is still developing in its mother's womb. The rectum, vagina, and urinary tract are supposed to separate, …

  6. Cloacal Malformation - Texas Children's

    A cloacal malformation, or cloaca, is a rare condition that occurs in 1 in 25,000 girls. It is a severe form of anorectal malformation that occurs early in fetal development, in which the rectum, vaginal tract …

  7. CLOACA Definition & Meaning - Merriam-Webster

    : the enlarged terminal part of the posterior embryonic digestive tract of a mammal that gives rise to the rectum, upper anal canal, and urogenital sinus. Recent Examples on the Web. Examples are …

  8. What is a Cloaca and Which Animals Have One? - Biology Insights

    Jul 26, 2025 · A cloaca is a unique bodily opening found in some animals. This single posterior opening serves as a multi-purpose exit point for various internal systems. Unlike the separate openings found …

  9. Pediatric Cloacal Malformations - Children's National Hospital

    A cloacal malformation, which occurs in a female fetus, is when the rectum, vagina and urinary tract form a single channel known as a cloaca, rather than three separate openings.

  10. Cloacal Anomaly or Cloaca - Children's Mercy

    Babies with a cloacal anomaly have only one opening in the perineum (bottom), and if left untreated, this condition can lead to problems with passing urine and stool, intestinal blockage or perforation, …