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Device for both vaginal ultrasonography and abdominal ultrasonography Transvaginal ultrasonography to check the location of an intrauterine device (IUD). The examination can be performed by transabdominal ultrasonography, generally with a full bladder which acts as an acoustic window to achieve better visualization of pelvis organs, or by transvaginal ultrasonography with a specifically ...
Bovine prolapsed vagina can occur when the cow is near calving, in the late phases of cow's pregnancy (usually last trimester). [1] Sometimes cow's cervix prolapses along its vagina, [5] and such condition is known as the bovine cervico-vaginal prolapse. [3] [6] It can happen that cow's urinary bladder gets contained within the prolapsed vagina ...
Obstetric ultrasonography, or prenatal ultrasound, is the use of medical ultrasonography in pregnancy, in which sound waves are used to create real-time visual images of the developing embryo or fetus in the uterus (womb).
By 2005, ultrasound technology began to be used by the beef cattle industry to improve animal health and the yield of cattle operations. [47] Ultrasound is used to evaluate fat thickness, rib eye area, and intramuscular fat in living animals. [48] It is also used to evaluate the health and characteristics of unborn calves.
The cotyledons receive fetal blood from chorionic vessels, which branch off cotyledon vessels into the cotyledons, which, in turn, branch into capillaries. [4] The cotyledons are surrounded by maternal blood, which can exchange oxygen and nutrients with the fetal blood in the capillaries.
Bovine embryos in vitro. The development of various methods of cryopreservation of bovine embryos [52] [53] improved embryo transfer technique considerably efficient technology, no longer depending on the immediate readiness of suitable recipients. Pregnancy rates are just slightly less than those achieved with fresh embryos. [54]
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Without an ultrasound or other special tools, determining if a sheep is pregnant is difficult. [1] [8] Ewes only begin to visibly show a pregnancy about six weeks before giving birth, so shepherds often rely on the assumption that a ram will impregnate all the ewes in a flock. [1]
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