Question

In females, the uterine wall thickens to receive the __________.

Answer 1

Uterine wall:

1. The uterine wall consists of three layers:
   1. The endometrium:
      1. endometrium is known as the innermost uterine layer.
      2. It has glandular cells which secrete various that are rich growth factors.
         1. It also helps in placental proliferation and differentiation.
   2. The myometrium:
      1. The middle layer of the uterine wall is known as myometrium.
      2. It is the thickest uterine layer made up of mostly smooth muscles.
   3. The perimetrium:
      1. It is the outermost layer of the uterine wall.
      2. It is the serous layer.
      3. It secretes fluids to reduce friction between the placenta and fetus.
      4. It helps in lubrication.
2. The uterine wall receives the fertilized egg.
3. The fertilized egg forms the zygote.
4. The fallopian tube is the location where the egg is fertilized.
5. The uterine wall thickens upon pregnancy and the formation of a zygote.
6. The thickness of the uterine wall is not permanent.
7. The thickening of the uterus is induced by the hormones progesterone and estrogen.
8. The uterine wall thickens for providing proper nutrients to the developing embryo.
9. The uterine wall is supplied with blood vessels to deliver proper nutrition to the embryo.

Final answer: In females, the uterine wall thickens to receive the fertilized egg.