the ovum and sperms are transported simultaneously to ampullary-isthmic junction of the cervix

the sperms are transported into cervix within 48 hrs of release of ovum in uterus

the sperms are transported into vagina just after the release of ovum in Fallopian tube

the ovum and sperms are transported simultaneously to ampullary$$-$$isthmic junction of the Fallopian tube.

uterine implantation

birth

puberty

fertilisation

implantation of defective embryo in the uterus

pregnancies terminated due to hormonal imbalance

pregnancies with genetic abnormality

implantation of embryo at site other than uterus.

Release of secondary oocyte

LH surge

Decrease in estradiol

Full developmentof Graafian follicle