Comparative Female Reproductive Anatomy Flashcards
Difference between human and bovine reproductive tract?
Human doesn’t have uterine horns and the body opens up into the oviduct (Fallopian tubes)
Which species have more developed uterine horns?
Litter-bearing
What determines the uterus type?
Degree of fusion.
Ovary shape differences from sow to mare to cow?
Cow- almond shaped
Sow- grape-like circles
Mare- kidney bean shaped
What is the anatomy of the ovary like for the cow, ewe, sow, and human?
Cortex on outside
Medulla in center
Ovulation can occur at any point on the ovary
What is the anatomy of the ovary like on the mare?
Inversion of cortex and medulla
Ovulation occurs at the ovulation fossa
Medulla is perforated
Bicornuate poorly to moderately developed uterine horns? Examples?
2 uterine horns 1 uterine body 1 cervix 1 vagina Poor: mare Moderate: cow
Bicornuate highly developed uterine horns examples?
Litter-bearing species
Dog, cat, sow
Duplex uterine system? Examples?
2 cervixes
2 vaginas: marsupials
1 vagina: mouse, rabbit
Simplex uterine system? Examples?
1 vagina
1 cervix
1 uterine body
Primate, human
The mesosalpinx is more developed in which species?
Sow
Which species have endometrial folds rather than caruncles?
Sow and mare
Placental scars?
Sites of previous placental attachments; zones of uterine repair; uterus goes under repair after pregnancy
Cervical differences between cow, ewe, and sow?
Cow: cervical annular rings
Ewe and sow: interdigitating prominences
Cervical differences in mare and dog?
Mare: longitudinal folds
Dog: smooth surface
