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ANS3319CRepro_Cyclicity_Final_Notes_Topic8

ANS3319CRepro_Cyclicity_Final_Notes_Topic8 - ANS 3319C...

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ANS 3319C Reproductive Physiology and Endocrinology Reproductive Cycles 82 Reproductive Cyclicity 1) Estrus (noun) (European: oestrus, oestrous) ____________________________________________________________________ Seasonal animals: “in season” 2) Estrous cycle (Estrous adjective) _____________________________________________________________________ __________________________________________________________________ Continual throughout adult life, temporarily interrupted by: ___________________________ Pregnancy, nursing, season of year (species specific), inadequate nutrition, stressful environment & (or) management conditions, pathologic conditions Types (Fig 7-1) ______________________________ (cattle, swine, rodents, domestic cats) _____________________________________________________________________ Pregnancy opportunities year-around ___________________________________ (sheep, goats, horses, deer, elk, wild cats) ____________________________________________________________________ Pregnancy opportunities only during specific season Artificially manage: light in mares during winter _______________________________________ (sheep, goats, elk, deer) ______________________________________________________________ ________________________________________ (horses, wild cats) ______________________________________________________________ __________________________________ (dogs, wolves, fox, bear) ___________________________________________ _____________________________________________________________________ _____________________________________________________________________
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