The most common cause of female infertility is

A) the production of abnormal ova.
B) blockage of the fallopian tubes.
C) residue from taking "the pill."
D) mucus in the cervix that prevents sperm from penetrating the ova.

Fallopian Tubes

A pair of slender tubes that transport ova from the ovaries to the uterus; a critical part of the female reproductive system.

Female Infertility

A condition in women characterized by the inability to conceive after at least one year of unprotected sexual intercourse.

Abnormal Ova

Eggs (ova) produced by the ovaries that have genetic or structural abnormalities affecting fertility or development.