Implantation of the Blastocyst

Implantation of the blastocyst

A) Occurs within the uterine (fallopian) tube
B) Takes place during days 14-21 of the typical menstrual cycle
C) Is dependent upon the proper preparation of the endometrial epithelium of the uterus
D) Takes place only if levels of progesterone in the blood have risen to the point of relaxing smooth muscle in the uterus
E) Both takes place during days 14-21 of the typical menstrual cycle and is dependent upon the proper preparation of the endometrial epithelium of the uterus are correct