Bill & Melinda Gates Institute for Population and Reproductive Health
Reproduction Topic # 3025 Reproductive System Melinda Klockziem.
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Transcript of Reproduction Topic # 3025 Reproductive System Melinda Klockziem.
ReproductionReproduction
Topic # 3025Topic # 3025
Reproductive SystemReproductive System
Melinda KlockziemMelinda Klockziem
Female HormonesFemale Hormones
EstrogenEstrogen Produced by follicle and further develops Produced by follicle and further develops
folliclefollicle
ProgesteroneProgesterone Produced by CL, sustains pregnancy and Produced by CL, sustains pregnancy and
inhibits new follicle developmentinhibits new follicle development
Female HormonesFemale Hormones
ProstaglandinProstaglandin Produced by the uterus and causes CL to Produced by the uterus and causes CL to
regress and new follicle to developregress and new follicle to develop RelaxinRelaxin
Produced by the CL and causes ligaments Produced by the CL and causes ligaments around birth canal to relaxaround birth canal to relax
OxytocinOxytocin Produced by the posterior pituitary and Produced by the posterior pituitary and
causes milk let-downcauses milk let-down
Male HormoneMale Hormone
TestosteroneTestosterone Produced by Leydig cell and is critical to Produced by Leydig cell and is critical to
normal sperm developmentnormal sperm development
SwineSwine
Estrous CycleEstrous Cycle 21 day intervals21 day intervals
Signs of HeatSigns of Heat Swollen vulvaSwollen vulva Standing heatStanding heat LordosisLordosis
GestationGestation 114 days average114 days average
CattleCattle
Estrous CycleEstrous Cycle 21 day intervals21 day intervals
Signs of HeatSigns of Heat Standing heat, Standing heat,
restlessrestless GestationGestation
282 days 282 days averageaverage
SheepSheep
Estrous CycleEstrous Cycle 16 days interval16 days interval
Signs of HeatSigns of Heat Difficult to DetectDifficult to Detect Sterile Ram Sterile Ram
Chalking deviceChalking device GestationGestation
150 days150 dayswww.dymark.com.au/packaging&marking/ Rural_Industry.htm
GoatsGoats
Estrous CycleEstrous Cycle 21 day intervals21 day intervals
Signs of HeatSigns of Heat Rapid tail Rapid tail
waggingwagging GestationGestation
149 days149 days
HorsesHorses
Estrous CycleEstrous Cycle 21 day intervals21 day intervals
Signs of HeatSigns of Heat Teasing with StallionTeasing with Stallion
SquattingSquatting Frequent urinationFrequent urination Winking of vulvaWinking of vulva
GestationGestation 330 days330 days
Country Girl Klockziem
RabbitsRabbits
Estrous CycleEstrous Cycle Induced Induced
ovulationovulation Signs of HeatSigns of Heat
Sometimes Sometimes aggressionaggression
GestationGestation 30 days30 days
http://www.dutchrabbit.com/graphics/bluec.jpg
DogsDogs
Estrous CycleEstrous Cycle 4-12 months4-12 months
Signs of HeatSigns of Heat Standing heat, Standing heat,
tail flaggingtail flagging GestationGestation
63 days63 days Winston and Jax Klockziem