Zoology - Human Reproduction Question with Solution | TestHub
Which of these statements about decidua is false?
Options:
Answer:
Solution:
Decidua is the changed enlarged endometrium due to effect of increasing progesterone levels in maternal blood which converts it into decidual cells. They are enlarged, vacuolated and filled with glycogen and lipids. The stored glycogen and lipid are the source of nutrition for the embryo till placenta takes up this function. It is shed off during childbirth - hence why the term is used, "decidua" having the meaning of falling away, as in the word deciduous. Parts of decidua are
Decidua basalis or decidual plate refers to the part where maternal part of placenta is to develop.
Decidua capsularis is that part of the decidua which overlies the embryo and separates it from the uterine cavity.
Decidua parietalis refers to the part of the decidua lining the rest of uterine cavity.
