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a had a scan yestarday and the midwife told me this is due to implantaition bleeding i was really worried she said i might said bleeding or it will just go away by the time a get another scan as i am only 6 weeks so still really early days
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∙ 14y ago
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Is the membrane that forms a sac around an animal embryo.?
The membrane that forms a sac around an animal embryo is called the amniotic sac. The embryonic sac is a bag of fluid inside of a woman's womb where the unborn baby develops and grows.
Are Ferrets born in an embryonic sac?
Yes, ferrets are born emerging from an embryonic sac referred to as the water bag or the chorio-allantois.
What causes blood to collect around the embryonic sac?
An inherited clotting disorder caused by a problem with the fibrinogen.
Name and describe the purpose of the 4 extra embryonic membranes?
The extra embryonic membranes are; chrion, amnion, allantois, and yolk sac
What is the membrane that forms a sac around an animal embryo?
The inner most membrane is the fluid filled amniotic sac, next is the yolk sac, where the first blood cell originates. The allantois forms near the yolk sac, while the chorion surrounds all the other ones.
What embryonic membranes has the placenta more or less put out of business?
the yolk sac and the allantois
What is a two layer sac with an opening at one end formed in embryonic development?
Gastrula
What produces the amnion yolk sac and allantois?
The inner cell mass (ICM) produces three embryonic membranes, the amnion, allantois, and the yolk sac.
What extra embryonic membrane is the first site for red blood cell formation?
The yolk sac
What stage of development does the amniotic sac form?
The amniotic sac forms during the embryonic stage of development, around week 2 after fertilization. It is a protective membrane filled with amniotic fluid that surrounds and cushions the developing embryo/fetus in the uterus.
The embryonic cells that proliferate and eventually form the placenta umbilical cord and the amniotic sac are called?
Trophoblasts
What is the protective sac around the developing embryo or fetus is the?
The protective sac around the embryo or fetus is the amniotic sac.
