in female reproductive part the infundibulum is the first part of the fallopian tube followed by ampulla and isthumus..but in the human reproduction lecture by sir in english medium sir said that fallopian tube has 3 parts i.e 1)ampulla 2)isthumus and 3)fundic part and that infundibulum is a part of ampulla but sir according to ncert and other books it should be 1)infundibulum 2)ampulla and 3)isthmus..also i was sloving some online mcq and there was a question on fallopian tube and i got it incorrect because i choose the option which had ampulla as the first part of fallopian tube am confused regarding this thing..please kindly clarify.