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amnion    
n. 羊膜[包围胎儿的膜]

羊膜[包围胎儿的膜]

amnion
n 1: thin innermost membranous sac enclosing the developing
embryo of higher vertebrates (reptiles, birds and mammals)
[synonym: {amnion}, {amniotic sac}, {amnios}]

Amnion \Am"ni*on\, n. [Gr. ? the membrane round the fetus, dim.
of ? lamb.] (Anat.)
A thin membrane surrounding the embryos of mammals, birds,
and reptiles.
[1913 Webster]


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  • Amnion - Wikipedia
    The amnion (pl : amnions or amnia) is a membrane that closely covers human and various other embryos when they first form It fills with amniotic fluid, which causes the amnion to expand and become the amniotic sac that provides a protective environment for the developing embryo
  • Amion
    Access to important contact information for your department or hospital
  • Amnion | Fetal Membrane, Embryonic Sac Placental Development | Britannica
    Amnion, in reptiles, birds, and mammals, a membrane forming a fluid-filled cavity (the amniotic sac) that encloses the embryo The amniotic sac and the fluid it contains are sometimes referred to as the bag of waters
  • Amniotic Membrane: Anatomy, Function Conditions
    The amnion plays a critical role in the health of the fetus’s amniotic sac Without the amniotic membrane, an amniotic sac wouldn’t be able to form and expand, contain amniotic fluid and hold a growing fetus
  • AMNION Definition Meaning - Merriam-Webster
    The meaning of AMNION is a thin membrane forming a closed sac about the embryos or fetuses of reptiles, birds, and mammals and containing the amniotic fluid
  • Atlas of amnion development during the first trimester of human . . .
    Main The amnion is an extra-embryonic structure essential for the development of reptilian, avian and mammalian embryos as it encases the embryo, providing both mechanical and biochemical support
  • Amnion - an overview | ScienceDirect Topics
    The amnion is the innermost membrane of the fetal sac; it is a tough yet pliable avascular structure that provides most of the tensile strength required of the fetal membranes The amnion at term consists of five distinguishable layers
  • amnion. html - University of Texas at Austin
    The amniotes (reptiles, birds, and mammals) have four extraembryonic membranes, namely, the amnion, chorion, yolk sac, and allantois Amnion and chorion are composed from extraembryonic somatopleure, which consists of ectoderm and somatic lateral plate mesoderm
  • Amniotic membrane: from structure and functions to clinical . . .
    Amniotic membrane (AM) or amnion is a thin membrane on the inner side of the fetal placenta; it completely surrounds the embryo and delimits the amniotic cavity, which is filled by amniotic liquid
  • Amnion - Definition, Function and Quiz | Biology Dictionary
    The amnion is an extraembryonic membrane that surrounds a developing amniote embryo It acts as a protective sac along with three other extraembryonic membranes: the chorion, the yolk sac, and the allantois





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