Term
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ANESTRUS
"Quiet time" |
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Definition
Duration: 2-3 months
Behavior: Normal
Physiology: Normal
Cytology: Squamous cells
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Term
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Proestrus
"Active Phase" |
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Definition
Duration: 4-20 days
Behavior: Starting to attract males/will not allow mounting
Physiology: "spotting" bloody discharge, Firm&swollen vulva
Cytology: RBC, noncornified EC, possible bacteria
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Term
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Definition
Duration: 3-21 days
Behavior: Standing heat
Physiology: Swollen vulva (not as firm), bloody discharge is less red, lordosis&erect tail
Cytology: 90%Cornified epithelial, small amount blood cells or bacteria
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Term
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Diestrus/Metestrus
"Regressive Phase" |
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Definition
Duration: 2-3 months
Behavior: Normal
Physiology: Vulva is not swollen (or less so), fading discharge
Cytology: PMN's w/i the first 3 days
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