Multiple choice

Which of the following explains tunica serotina correctly?

  1. It is a part of decidua that lines uterus at a place other than the site of attachment of embryo.

  2. It lies between embryo and lumen of uterus.

  3. It is a part of decidua underlying chronic villi and overlying myometrium.

  4. It is the uterine wall of uterus during pregnancy.

  5. It is decidua reflexa.
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C Correct answer
Explanation

Tunica serotina also known as Basal deciduas or Decidua basalis is a part of deciduas underlying chorionic villi and overlying myometrium.

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