Which among the following is the last part of oviduct ?

Isthmus Infundibulum Fimbriae Ampulla

Isthmus

Each fallopian tube is about 10-12 cm long and extends from the periphery of each ovary to the uterus , the part closer to the ovary is the funnel-shaped infundibulum. The infundibulum leads to a wider part of the oviduct called ampulla. The last part of the oviduct, isthmus has a narrow lumen and it joins the uterus .