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estrus    音标拼音: ['ɛstrəs]
n. 动情期,动情周期

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  • Estrous cycle - Wikipedia
    Estrus or oestrus refers to the phase when the female is sexually receptive (" in heat " in American English, or " on heat " in British English) Under regulation by gonadotropic hormones, ovarian follicles mature and estrogen secretions exert their biggest influence
  • Estrus | Heat Detection, Ovarian Activity Hormonal Changes | Britannica
    Estrus, the period in the sexual cycle of female mammals, except the higher primates, during which they are in heat—i e , ready to accept a male and to mate One or more periods of estrus may occur during the breeding season of a species
  • What Is an Estrous Cycle and How Does It Work?
    Estrus is the “heat” phase, when the female is fertile and willing to mate Estrogen peaks and then drops sharply, triggering a surge of hormones from the pituitary gland that causes ovulation This is the only window during which mating and conception can occur
  • ESTRUS Definition Meaning - Merriam-Webster
    The meaning of ESTRUS is a regularly recurrent state of sexual receptivity during which the female of most mammals will accept the male and is capable of conceiving : heat; also : a single occurrence of this state
  • lecture 9: estrous cycles
    Psuedo-pregnancy occurs in non-pregnant bitch because of increases in prolactin After mating, LH surge induced, progesterone increases then decreases, estrus returns after parturition when progesterone goes back down Menstrual Cycle in Human Females (Figure 6) (Concept Tutor on Menstrual Cycles)
  • Estrus | definition of estrus by Medical dictionary
    the recurrent, restricted period of sexual receptivity in female mammals other than human females, marked by intense sexual urge See also estrous cycle Called also estruation, estrum, and heat adj , adj es´trual, es´trous
  • ESTRUS | definition in the Cambridge English Dictionary
    The female panda is in estrus for only 24 to 48 hours per year Just before the mother seal departs for the sea, she comes into estrus and mates
  • Estrus: Definition, Phases Importance in Biology - Vedantu
    Estrus, commonly known as the 'heat' period, is a distinct phase in the estrous cycle of most female non-primate mammals It is characterised by a period of intense sexual receptivity, during which the female is willing to accept the male for mating
  • Estrus | Science | Research Starters - EBSCO
    Estrus, derived from the Greek word "oistros," refers to a period in the reproductive cycle of female mammals when they are receptive to mating This phase is characterized by a complex interplay of physiological and behavioral changes that signal readiness for copulation





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