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44 Cards in this Set
- Front
- Back
Theriogenology |
Reproductive specialised branch |
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FSH |
Stimulates follicles Increases estrogen |
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LH |
Completes follicle development Completes follicle developmentAt peak = ovulation |
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Progesterone |
Needed to maintain pregnancy |
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Polyestrous |
Continuous cycle |
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Seasonally estrous |
Seasonal variations |
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Diestrous |
Twice a year |
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Monoestrous |
Once a year |
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Estrous cycle |
Proestrus Estrus Metestrus Diestrus Anestrus |
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Fertilisation occurs in the |
Oviduct |
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Oocyte turns into an |
Embryo |
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Where does the embryo go for implantation? |
Through uterus. |
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What happens if the embryo is not implanted |
CL shrinks |
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Estrous cycle for dogs |
5-12 months |
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Canine estrous cycle |
Proestrus Estrus Diestrus Anestrus |
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Testing for what should be done |
Brucellosis |
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Ways to artificially inseminate |
Vaginal Transcervical Surgical |
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Canine placenta forms a |
Band for attachment (zonary band) |
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Pregnancy diagnosis |
Palpation Hormone assay Ultrasound Radiography |
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Stage 2 pregnancy |
60% anterior birthed Usually 3-6 hours, can be 24hr |
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Dystocia |
6-8 hours after trying with no progress Active straining for more than 60minutes without fetus More than 4 hours from beginning of stage 2 without delivery Resting without straining for more than 4 hours between deliveries |
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Bitch has the longest |
Uterine involution (shrinkage) |
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Postpartum problems |
Metrics Retained placenta - Green discharge Mastitis Eclampsia (hypocalcemia) |
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Peusdopregnancy |
Due to decrease progesterone and increased prolactin |
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Pyometra |
Usually occurs during diestrus and is due to progesterone PU/PD, febrile, discharge |
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Felines have induced |
Ovulation by intercourse |
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Felines superfecundation |
Two or more males getting her pregnant |
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Average little for felines |
2-4 |
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Female birthing may take |
Up to 36hours |
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Signs of dystocia in felines |
20 minutes no kitten 10 minutes with one born and no more Fresh blood for more than 10 minutes Depression |
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Breeding exam for a horse |
Visual inspection Rectal inspection Vaginal speculum culture |
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Horse birthing |
Very rapid Within 10-20m |
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Red bag in horse |
Emergency Red membrane protrudes from vulva- Premature placental separation RUPTURE THE BAG AND DELIVER |
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Hormones used in pregnancy |
Protesting- pregnany maintenence Oxytocin - contractions |
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What is a "heat detector" for cows |
A packet attached over tail, inner layer explodes to change colour when mounted |
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Cows in heat are |
More restless and walk more |
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Breech pregnancy in a cow |
Only tail is presented Or hind legs first |
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Estrogen |
Drops at time of ovulation Signal males |
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Corpus luteum |
Develop after ovulation and after rupture of follicle Produces progesterone |
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Metestrus |
Corpus luteum develops |
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Anestrus |
After metestrus for a animals who are not polyestrus |
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Horse: Amnion |
Membrane immediately surrounding fetus |
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Horse: Allantois and chorion |
Form red coloured membrane that forms a placenta |
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A false pregnancy is called |
Pseudocyesis |