An ovum and sperms after intercourse 성교 후 정자들와 한개의 난자
Female internal genitalia, sperm, and egg
a-uterus, b-fallopian tube, c-broad ligament, d-ovary, e-egg, f-fallopian tube, g-uterine cavity, h-sperm in the vaginal cavity
About 200 million to 500 million sperm are ejaculated into the vaginal cavity when having sex once. The fastest of those sperm swims and can be fertilized by encountering a single egg in the fallopian tube. Source-Pregnancy in Anatomical Illustrations, Carnation Healthcare Services, Los Angeles. CA 1962
Copyright ⓒ 2014 John Sangwon Lee, MD., FAAP
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