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109. A tubal pregnancy occurs in:

a) the vagina.
b) the peritoneum.
c) a uterine tube.
d) the uterus.

User EylM
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Final answer:

A tubal pregnancy occurs in a uterine tube, which is a serious medical condition that requires immediate attention. The uterine tube is not equipped to support a growing embryo, and treatment can vary from medication to surgery depending on the severity and progression.

Step-by-step explanation:

A tubal pregnancy, also known as an ectopic pregnancy, occurs in a uterine tube. During a tubal pregnancy, the embryo implants in the uterine tube, which is not the correct location for the development of a fetus. The uterus is usually the site where a fertilized egg would implant and develop. Ectopic pregnancies can be life-threatening and require medical attention. Fertilization of the egg by the sperm typically occurs in the distal uterine tube.

In a tubal pregnancy, factors such as scar tissue from a previous infection can impede the embryo's journey to the uterus, causing it to implant in the uterine tube instead. Ectopic pregnancies are serious medical conditions because the uterine tubes are not designed to accommodate a growing embryo. If an ectopic pregnancy is detected early, treatment might involve the administration of methotrexate to inhibit the development of the embryo. However, in advanced cases where the uterine tube is ruptured, surgical intervention is necessary to prevent life-threatening complications.

User Frecklefoot
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