Wadatacce
- Yaushe lokacin zafi na mare zai fara?
- Matakan mazugi na estrous cycle
- Lokacin follicular estrus a cikin mares (kwanaki 7 zuwa 9)
- Lokacin luteal (kwanaki 14 zuwa 15)
- Alamomin mare cikin zafi
- Shin doki yana shiga zafi?
- Menene zafin jakin?
Maza suna shigowa cikin zafin rana ta hanyar kara photoperiod a cikin tsawon kwanakin shekara, wato lokacin da ake samun ƙarin hasken rana da zafi. Idan a cikin waɗannan watanni mare ba ta da juna biyu, za a sake maimaita zagayowar kowane kwana 21, a matsakaita, har sai kwanakin sun sake gajarta kuma mare ya shiga lokacin hutun zafin rana (anestrus na yanayi). Zafin ta ya ƙunshi wani yanayi mai ɗimbin yawa wanda ke nuna canje -canje na ɗabi'a da canje -canje a cikin gabobin haihuwa don karɓar namiji, da kuma lokacin luteal wanda ba ta karɓuwa kuma yana shirye -shiryen ɗaukar ciki kuma, idan ba haka ba, tana maimaita sake zagayowar .
Shin kuna son ƙarin sani game da mare a cikin zafi - alamu da matakai? Ci gaba da karanta wannan labarin PeritoAnimal, inda zaku sami bayanin da kuke nema don warware shakku.
Yaushe lokacin zafi na mare zai fara?
Estrus yana farawa lokacin da mare ya kai balaga, wanda yawanci yakan faru lokacin da suke tsakanin 12 da 24 watanni allahntaka. A wannan lokaci, tsarin haihuwar mare ya fara mu'amala da wasu sassan jiki, hormones fara fara ɓoyewa da aiki kuma ɓarkewar farko ta faru, tare da canje -canjen jiki da halayensa da namiji ke rufewa a lokacin da ya dace don samun juna biyu. Kodayake rakumin da bai wuce shekaru biyu da haihuwa ya riga ya yi zafi ba, za su ci gaba da girma har zuwa 4shekaru na shekaru, wanda shine lokacin da zasu kai girman girman su.
Mare dabbar polyestric ce ta zamani tare da dogayen kwanaki, wanda ke nufin zafin sa yana faruwa lokacin da sa'o'in hasken rana ke ƙaruwa, watau a cikin bazara da bazara. A wannan lokacin mare yana shiga zafi sau da yawa - wanda ake maimaitawa kowane kwana 21, a matsakaita. Ana kwantar da ovaries ɗinta a cikin sauran watanni na shekara, suna shiga abin da ake kira anestrus, saboda lokacin da ake samun ƙarancin sa'o'i na haske, pineal gland shine ke fitar da ƙarin melatonin, hormone wanda ke hana gindin hormone na hypothalamic-pituitary. mare, wanda shine abin da ke motsa ovaries don samar da canjin hormonal wanda ke da alhakin ovulation.
Wasu yanayi na haifar marei ba sa zuwa da zafi ko kuma ba sa sabawa sosai a lokacin kiwo:
- Tamowa ko matsanancin siriri
- Babbar shekaru
- Ƙara cortisol saboda maganin steroid
- Cutar Cushing (hyperadrenocorticism), wanda shine hormone damuwa kuma yana hana axon hormonal na mare
Wannan labarin na PeritoAnimal tare da sunayen da aka ba da shawara ga dawakai da mare na iya sha'awar ku.
Matakan mazugi na estrous cycle
Ana kiran matakai da abubuwan da ke faruwa akai -akai waɗanda ke haifar da hormones na haihuwa na mare estrous sake zagayowar. Mare yana ɗaukar tsakanin kwanaki 18 zuwa 24 don shiga cikin dukkan matakai, wato, a cikin kusan kwanaki 21, a matsakaita, sake zagayowar zai sake farawa idan tana cikin lokacin kiwo. An raba wannan sake zagayowar zuwa matakai biyu: lokacin follicular da luteal, wanda ke da matakai biyu kowanne:
Lokacin follicular estrus a cikin mares (kwanaki 7 zuwa 9)
A wannan lokacin, jijiyoyin jini na tsarin al'aurar mare yana ƙaruwa, ganuwar sa tana da haske, ƙyalli mai ƙyalli, kuma mahaifa tana shakatawa da buɗewa, musamman a kusa da ovulation saboda isrogens da aka samar a wannan matakin suna ƙaruwa. A lokaci guda, farji yana fadadawa, yana shafawa kuma yana zama kumburi, tare da ruwan ya zama mai karɓuwa ga namiji. Wannan ya kasu kashi biyu:
proestrus: Yana ɗaukar kusan kwanaki 2, ci gaban follicular wanda ke motsawa ta hanyar follicle stimulating hormone (FSH) yana faruwa kuma estrogens sun fara ƙaruwa.
estrus: yana tsakanin kwanaki 5 zuwa 7, wanda kuma aka sani da lokacin estrus, ovulation ko zubar da prefolulatory follicle, wanda yakamata ya auna tsakanin 30 zuwa 50 mm, gwargwadon tsayin mare. Yana faruwa awanni 48 kafin ƙarshen wannan matakin. A cikin kashi 5-10% na lokuta akwai kumburin ovulation sau biyu lokacin da ɓulɓul biyu suka ɓullo, suna kaiwa zuwa 25% a cikin yanayin tsarkakakken mare, duk da haka, samun juna biyu a cikin mareshi haɗari ne.
Lokacin luteal (kwanaki 14 zuwa 15)
Bayan ovulation, isrogen yana raguwa kuma progesterone yana ƙaruwa a cikin corpus luteum (tsarin da aka kafa a cikin ƙwai daga sel granulosa follicle, saboda haka sunan lokaci), wanda ke ɗaukar tsawon kwanaki 7 bayan ovulation kuma yana kaiwa ga rufewar mahaifa, zama kodadde da gamsai da bushewa da farji da zama paler. Wannan saboda wannan lokacin yana shirya mahaifa don tallafawa ciki, amma idan wannan bai faru ba, mare zai sake maimaita zagayowar a ƙarshen sa. Bi da bi, wannan kashi ya kasu kashi biyu:
- metaestrus.
- Diestrus. A ƙarshen wannan matakin, corpus luteum yana samar da prostaglandins, waɗanda ke da alhakin rushe shi kuma mare ya dawo da zafi cikin kwanaki biyu ko uku.
Alamomin mare cikin zafi
Akwai alamomi da yawa waɗanda ke nuna mare a cikin zafi, sabili da haka, mai karɓan yin jima'i da namiji. Baya ga tashin hankali, mare a cikin zafi yana da waɗannan alamun:
- Ci gaba da karkatar da ƙashin ƙugu.
- Yana dagawa yana karkatar da jelarsa don fallasa al'aurarsa.
- Yana fitar da gamsai da fitsari kadan don jawo hankalin namiji.
- Jajayen farji.
- Yana fallasa gutsurewar nono ta hanyar maimaita motsi na leɓunan al'aura.
- Tana da karbuwa da ƙauna, ta tsaya cak tare da buɗe kunnuwanta tana jiran namiji ya kusance ta.
Kowane mare na musamman ne, akwai wasu da ke nuna alamun bayyanannu wasu kuma da dabara, don haka wani lokacin ana amfani da dawakai don tabbatar da ko mare yana cikin zafi ko a'a.
Idan mazari ba su da zafi kuma namiji ya kusance su, sun nisanta, kar su kusance su, lanƙwasa wutsiyarsu don ɓoye al'aurarsu, mayar da kunnuwansu har ma su iya cizo ko harbi.
Shin doki yana shiga zafi?
Dawakan maza ba sa shiga zafi, saboda ba sa bi ta matakan zafin zafi kamar na mata, amma daga balaga ta jima'i koyaushe suna zama masu haihuwa. Koyaya, a lokacin zafi na mata, su ma suna zama yi karin aiki ta hanyar mares.
Ana yin wannan binciken ta hanyar pheromones wanda mare a cikin zafi yana sakin tare da fitsari, wanda ya fi kauri da rashin ƙarfi fiye da yadda aka saba, ta hanyar halayen Flemen. Wannan halayen ya ƙunshi jan baya na leɓe na sama lokacin da suke jin ƙanshin fitsari, don gano pheromones ta gabobin vomeronasal (gabobin ƙanshin taimako a cikin wasu dabbobin, wanda ke cikin kashin vomer, wanda ake samu tsakanin hanci da baki, wanda yana ba da damar ganowa daidai waɗannan mahadi), tare da yin raɗaɗi, kumburi, da kusantar mare.
A cikin wannan labarin za ku gano menene mafi yawan cututtukan dawakai.
Menene zafin jakin?
O zafin kuradiya shine abin da ake kira zafi da ke bayyana tsakanin 5 da 12 kwanaki bayan bayarwa. Yana da zafi sosai da wuri wanda ke faruwa lokacin da mare tana da endometritis na bayan haihuwa kuma kariyar ta tana fama da wannan tsarin. Don haka, dole ne a kula kada a bar mare kusa da namiji a cikin waɗannan yanayi, musamman marece waɗanda ke shiga zafin rana kafin kwanaki 10-11 na haihuwa, kamar yadda endometrium ɗin ta ke sake haihuwa kuma idan namiji ya rufe, wannan zai ƙara dagula mareyin. endometritis, wanda zai rage haihuwa.
Idan kwatsam ta sami juna biyu, za a iya samun haɗari ga ita da ɗan maraki, tare da ɓarna, haihuwar dystocic, haihuwa ko ci gaba da kasancewa, ya fi yawa a cikin mare sama da shekaru 12 ko a cikin waɗanda ke da matsaloli a cikin ciki na baya.
Yanzu da kuka san komai game da mare a cikin zafin rana da mare's estrous cycle, kuna iya sha'awar sanin waɗanne nau'ikan mahaɗan doki ne.
Idan kuna son karanta ƙarin labarai makamantansu Mare cikin zafi - Alamomi da matakai,, muna ba da shawarar cewa ku shiga ɓangaren Curiosities na duniyar dabbobi.