Female anatomy Flashcards
Which species has a prominent “pillowy” cranial vagina that can be used to assess cyclicity via cytology?
Bitch
What is the name of the anatomical structure where the pipette gets stuck during AI-ing cows?
Fornix vagina
Would a dog or a horse have decreased paramesohephric-tubule fusion?
Dog
Litters=Dec. paramesonephric tubule fusion= Dec. uterine body size
Single baby carriers=Inc. paramesonephric tubule fusion= Inc. uterine body size
Which species has transverse folds in their cervix instead of cartilaginous rings?
Mares
What effect does Progesterone & Estrogen have on the transverse folds of the mares cervix?
Progesterone= Inc. tightness
Estrogen= Dec. tightness
The primordial follicle is surrounded by a single layer of ________ cells?
Squamous
The oocyte in the Primary follicle is surrounded by a single layer of ______ cells?
cuboidal
What surrounds the secondary follicle?
Zona Pellucida
When does the antrum containing follicular fluid start to develop?
Developing Antral/Tertiary follicle
What are the layers of a Antral/Graffian follicle starting from the Antrum and going out?
- Antrum
- Granulosa
- Basement membrane
- Theca Interna
- Theca externa
What is the main hormone a Graffian follicle produces?
Estrogen
What hormone does the Corpus Luteum produce?
Progesterone
Which anatomical structure produces PGF2a that lyses the CL?
Uterus
A degenerating CL is called a ______.
Corpus Albicans
What are the structures of the oviduct from the Ovary to the Uterine Horn?
- Ovary
- Infundibulum
- Ampulla
- Isthmus
- Uterine horn
Where does fertilization take place?
Amullar-isthmus junction
What structure regulates embryo movement into the uterus in the cow?
Uterotubal junction
Which hormone forms a kink in the uterotubal junction?
Estrogen
In which species does the CL have the medulla on the outside and the cortex on the inside, (ie. pushing inward) and therefore can’t be felt on palpation?
Mare
Which two species have two/duplex cervices?
Marsupials & Rabbits
Which bicornuate species have poorly to moderately developed uterine horns?
Single baby carriers:
Mare
Cow
Which bicornuate species have highly developed uterine horns?
Litter carriers:
Bitch
Queen
Sow
Which species is classified as simplex(ie. uterine horns)?
Primates
