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Anestrus - A state of sexual inactivity in female animals exhibiting no ESTROUS CYCLE. Causes of anestrus include pregnancy, presence of offspring, season, stress, and pathology. |
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Diestrus - A phase of the ESTROUS CYCLES that follows METESTRUS. Diestrus is a period of sexual quiescence separating phases of ESTRUS in polyestrous animals. |
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Estrus - The period in the ESTROUS CYCLE associated with maximum sexual receptivity and fertility in non-primate female mammals. |
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Metestrus - The period following ESTRUS during which the phenomena of estrus subside in those animals in which pregnancy or pseudopregnancy does not occur. |
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Proestrus - A phase of the ESTROUS CYCLE that precedes ESTRUS. During proestrus, the Graafian follicles undergo maturation. |
CANADIAN
MEDICAL GUIDE