The uterus nourishes the fertilized ovum.
A fertilized ovum is called a zygote.
zygote
Uterus
In IVF, the fertilized ovum is normally placed much higher than the cervix. The ovum would not be able to move from the cervix to the uterus for implantation.
The fertilized ovum implants in uterine in blastula stage
Placenta
yolk
Its the food that a fertilized ovum eats in the early stages of pregnancy if the ovum isn't fertilized then it leaks out because you don't need it
An ovum.
Implantation
blastocyst or the placenta
A fertilized cell is when a mature ovum (egg) is fertilized by a sperm. It becomes a fertilized cell. The sperm enters the ovum and the tail drops off. Then mitosis occurs and the cell continues to develop.