👉 In the context of anatomy and physiology, a perigynous organ is an organ that develops in the fallopian tube during pregnancy. During fertilization, a sperm cell enters the egg and is released into the fallopian tubes where it is fertilized by a motile ovum. The fertilized egg then travels to the uterus through the vagina and undergoes cellular division before implanting itself. The perigynous organs are typically associated with the development of the female reproductive system,