Fallopian tubes
Ducts that pick up the egg from the ovary; where a sperm normally meets the egg to fertilize it.

Fecundability
The ability to become pregnant.

Fertilization
The process during which sperm penetrates an egg, fusion of genetic material occurs and an embryo develops.

Fetus
The developing baby from the second month of pregnancy until birth.

Fibroid (myoma or leiomyoma)
A benign tumor of the uterine muscle and connective tissue.

Fimbria
The finger-like projections at the end of the fallopian tube nearest the ovary that capture the egg and deliver it into the tube.

Fimbrioplasty
Plastic surgery on the fimbia of a damaged or blocked fallopian tube.

Follicle
A fluid-filled sac in the ovary that releases an egg at ovulation.

Follicle stimulating hormone (FSH)
The pituitary hormone that stimulates follicle growth in women and sperm formation in men.

Follicular phase
The pre-ovulatory phase of a woman’s cycle during which the follicle grows and high estrogen levels cause the uterine lining to proliferate.

Frozen embryo transfer (FET)
The replacement of cryopreserved embryo in a monitored, natural medicated hormone replacement cycle.