While teaching an early pregnancy class,the nurse explains that the morula is a
A) fertilized ovum before mitosis begins.
B) flattened disk-shaped layer of cells within a fluid-filled sphere.
C) double layer of cells that becomes the placenta.
D) solid ball composed of the first cells formed after fertilization.

Question

Quizplus · Accepted Answer

The morula is so named because it resembles a mulberry.It is a solid ball of 12 to 16 cells that develops after fertilization.The fertilized ovum is called the zygote.This is the embryonic disk.It will develop into the baby.The placenta is formed from two layers of cells: the trophoblast,which is the other portion of the fertilized ovum,and the decidua,which is the portion of the uterus where implantation occurs.

While Teaching an Early Pregnancy Class,the Nurse Explains That the Morula