Reproduction Flashcards
(36 cards)
What are the basic structures of the female reproductive system in dogs/cats
Ovary Infundibulum Oviduct Uterine Horn Uterine Body Cervix Vulva
What are the basic structures of the male reproductive system in dogs/cats?
Epididimis
Spermatic Chord
Prepuse
Penis
What are the structures contained in the spermatic chord?
Vans deferens muscles nerves blood vessels lymph vessels
What are the different Frequency of Estrous Cycles?
Monestrus: onces per year
Diestrus: 2 per year
Polyestrus: Many per year
Seasonally Polyestrous: Many per year at certain times
How often do dogs have estrous cycle?
Diestrus (most)
What type of estrous cycle do cats have?
Seasonally Polyestrous
What are the 4 stages of an Estrous Cycle?
Proestrus
Estrus
Diestrus
Anestrus
What is happening during Proestrus in dogs?
7-10 days long Body getting ready Serosanguinous fluid attracting males swollen vulva Eggs ripening within follicles Epitheleal cells become cornified towards end of proestrus
What is happening during Estrus cycle in dogs?
7-10 days
Female is receptive to male
egg leaves follicle (ovulation)
90% of cells are cornified
What is happening during diestrus in dogs?
Lasts 9 weeks
Either pregnant
or Body returns to normal
What is happening during Anestrus in dogs?
5-6 month’s long
No sexual Activity
What are the examined during a Vaginal Cytology?
Cells of vulva to determine most likely ovulation.
What changes are seen in cells examined in Vaginal Cytology
Sample will go from mostly red blood cells to more and more epithelial cells which will turn from a fried egg shape to a “cornified” shape as they near estrus
What is happening during Proestrus in a Cat?
1-3 days
No visible changes
What is an induced Ovulator?
Must have vaginal stimulation to ovulate
Cats
What are the 3 different outcomes during a Cat’s Estrous Cycle?
Dont ovulate
Ovulate but don’t become pregnant
Ovulate and become pregnant
What is happening during the Estrus cycle in a Cat?
8-10 days
Ready to accept male
After day 3, will ovulate if stimulated
Become very vocal
What happens during Diestrus in a Cat?
45 days if not pregnant but did ovulate
9 weeks if pregnant
What is happening during Anestrus in a Cat?
No sexual activity
3-14 days if didn’t ovulate
14 days if did ovulate but didn’t get pregnant
2-6 weeks if was pregnant
What is the length of gestation of cats and dogs?
9 weeks, 63 days roughly
What test should all female dogs get before breeding?
Brucellosis (STD) which causes abortion and infertility
What is parturition?
Giving birth
How is pregnancy diagnosed?
Palpation (about day 25)
Ultrasound (after 21 days in dogs, 14 days in cats)
Radiology (45-50 days)
Describe Stage 1 Parturition in Dogs
6-36 hours
restless
nesting
body temperature drop
