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  Encyclopedia of Keywords > Nature > Life > Animals > Placenta   Michael Charnine

Keywords and Sections
PLACENTAS
BABY
AMNIOTIC FLUID
CORD
TWINS
OXYGEN
MOTHER
CUT
TROPHOBLAST
TRIMESTER
CHORIONIC
BIRTH
BLOOD
VEIN
FETAL
YOLK SAC
PULSING
ARTERIES
THINK
BELLY
BAG
FOETAL
FEW MINUTES
PASSES
PLACENTA
Review of Short Phrases and Links

    This Review contains major "Placenta"- related terms, short phrases and links grouped together in the form of Encyclopedia article.

Definitions

  1. The placenta is a complex organ of maternal and fetal tissues that nourishes the developing fetus in the uterus. (Web site)
  2. The placenta is a niche for hematopoietic stem cells.
  3. The placenta is an ephemeral (temporary) organ present only in female placental vertebrates during gestation (pregnancy).
  4. The placenta is the organ attached to the lining of the uterus that links the blood supplies of the developing fetus and the mother. (Web site)
  5. The placenta is an ephemeral (temporary) organ present only in female placental mammals during gestation ( pregnancy).

Placentas

  1. Most mammals, excluding marsupials like the kangaroo and the koala, have a placenta. (Web site)
  2. Placenta previa: Low-lying implantation site can lead to hemorrhage during delivery. (Web site)
  3. If you try to convince me that babe would have survived at all without the use of the placenta, you've got a tough uphill battle ahead of you. (Web site)
  4. Ehrhardt RA, Slepetis R, Klei L, Bell AW. 1991. Protein and DNA synthesis during and after proliferative growth of the ovine placenta in mid-pregnancy.
  5. The major binding protein of the interferon antagonist sarcolectin in human placenta is a macrophage migration inhibitory factor.

Baby

  1. I read a post from a midwife that called the placenta one of the baby's organs. (Web site)
  2. We bundle baby and placenta together in a position much like in utero, and wrap both with blankets. (Web site)

Amniotic Fluid

  1. Ordinarily, only a small amount of AFP gains access to the amniotic fluid and crosses the placenta to mother's blood.
  2. Alpha-fetoprotein (AFP): A protein excreted by the fetus into the amniotic fluid and from there into the mother's bloodstream through the placenta.
  3. David Shafer would encourage research with stem cells from postnatal tissue - umbilical cords, the placenta and amniotic fluid. (Web site)

Cord

  1. Figure 9. Umbilical cord braiding in a monochorionic-monoamnionic twin placenta at 34 weeks gestation.
  2. In placental mammals, the umbilical cord is a tube that connects a developing embryo or fetus to its placenta.
  3. The umbilical cord is the lifeline between the fetus and placenta.
  4. B) Diagram of the circulation within the fetus, umbilical cord and placenta.
  5. Also, holding the infant below the level of the placenta while waiting for the cord to stop pulsating may increase bilirubinemia down the line. (Web site)

Twins

  1. Dizygotic (fraternal, non-identical) twins each have their own amnion and chorion and may or may not share a placenta.
  2. Monochorionic twins, sharing one placenta, usually also share the placental blood supply. (Web site)
  3. If the embryo splits early in the second week after the amniotic cavity has formed, the twins will have one amnion, one chorion, and one placenta. (Web site)

Oxygen

  1. Fetal hemoglobin enhances the fetus' ability to draw oxygen from the placenta.
  2. This enables fetal hemoglobin to absorb oxygen from adult hemoglobin in the placenta, which has a lower pressure of oxygen than at the lungs.
  3. They don't breathe thru their lungs but they do take in oxygen through their placenta. (Web site)

Mother

  1. In the third stage of labour, the uterus expels the placenta along with the cord from the mother's body.
  2. To hide itself from the mother's immune system the placenta secretes Neurokinin B containing phosphocholine molecules. (Web site)

Cut

  1. Most cords are cut before the placenta delivers, but not always. (Web site)
  2. I have to collect blood too, but I also often cut the cord AFTER the placenta is out. (Web site)

Trophoblast

  1. TLR2 and TLR4 are expressed in the placenta, mainly in the villous and intermediate trophoblasts (Fig.
  2. Provide an overview of the development of trophoblast cells and the morphogenesis of the placenta.
  3. Abnormalities of placenta formation due to shallow trophoblast invasion have been linked to preeclampsia and fetal growth restriction ( 2). (Web site)

Trimester

  1. Endoglin in vivo is up-regulated in first trimester placenta trophoblasts as they break through the syncytium ( 6). (Web site)
  2. Placenta praevia Placenta praevia (placenta previa AE) is an obstetric complication that can occur in the second or third trimester of pregnancy. (Web site)

Chorionic

  1. Chorionic villi are tiny growths found in the placenta.
  2. The chorionic villus sample can be collected by putting a thin flexible tube (catheter) through the vagina and cervix into the placenta.

Birth

  1. Lotus Birth is a practice of leaving the cord uncut after birth so that the baby is left attached to its placenta until the cord naturally separates. (Web site)
  2. In most others, birth happens and then the placenta is delivered sooner or later. (Web site)
  3. The time between birth of baby and birth of placenta had little to do with the success of the collection. (Web site)
  4. It seems VERY clear to me that the cord and placenta in those births are continuing to do their jobs of supplying O2 to those babies. (Web site)
  5. High venous pressure during pushing and immediately after birth moves blood from the placenta into the baby. (Web site)

Blood

  1. The latter combines with the maternal endometrium to form the placenta in eutherian mammals.
  2. At image center is a late stage embryo with the network of blood vessels of the placenta. (Web site)
  3. Placenta is bordered on the fetal side by Chorionic plate, and on the maternal side by Decidual plate (decidua basailis).
  4. Both rodents and higher primates have a hemochorial placenta, in which fetally-derived trophoblast tissue is bathed in maternal blood lacunae.
  5. The amount of estriol in maternal serum is dependent upon a viable fetus, a properly functioning placenta, and maternal well-being.

Vein

  1. Blood from the placenta is carried to the fetus by the umbilical vein.
  2. It contains one or two major vein s, buried within Wharton's jelly, for the exchange of nutrient - and oxygen -rich blood between the embryo and placenta.

Fetal

  1. Increased cell-free fetal DNA in plasma of two women with invasive placenta.
  2. Many lines of evidence indicate that the placenta is the predominant source of fetal DNA in maternal plasma.

Yolk Sac

  1. The inner cell mass gives rise to the embryo proper, the amnion, yolk sac and allantois, while the trophoblast will eventually form the placenta. (Web site)
  2. A portion of the mesenchyme remains in the placenta and the yolk sac surrounding the embryo in the fetus. (Web site)
  3. The umbilical cord develops from the same sperm and ovum from which the placenta and fetus develop, and contains remnants of the yolk sac and allantois. (Web site)

Pulsing

  1. In the cord: Blood in the pulsing arteries is going toward the placenta. (Web site)
  2. My spin on all this is that the baby may still benefit from the use of the placenta as an organ of respiration until the cord pulsing stops. (Web site)

Arteries

  1. Red arrows indicate the blood flow to and from the placenta via maternal arteries or veins, respectively.
  2. In general, the more forward blood flow from the fetus to the placenta through the umbilical artery, the healthier the fetus ( Figure 17).
  3. In response to this, when the babe feels good and oxygenated, the umbilical arteries shut down, preparing for the amputation of the placenta. (Web site)

Think

  1. Nepalese think of the placenta as a friend of the baby's; Malaysians regard it as the baby's older sibling.
  2. So I can think of perfectly good reasons to amputate a placenta prematurely, for example in certain bleeding circumstances. (Web site)

Belly

  1. After the cord is separated from the placenta, the umbilical stub on the newborn's belly dries and comes off after a few days.
  2. The sample can also be collected through a long, thin needle through the belly into the placenta.

Bag

  1. A placenta bag is usually prepared by the baby's mother. (Web site)
  2. The rest is easy - put the bag lower than the placenta and let gravity and the vacuum in the bag do the rest of the work. (Web site)

Foetal

  1. The chorion and amnion are foetal membranes that contribute to the placenta and the foetal sac respectively.
  2. Before birth, pressure is highest in the foetal pulmonary artery and this determines the direction of blood flow through the foetus and placenta. (Web site)

Few Minutes

  1. So anyhow, water birth is cool, but she needs to go to the bed within a few minutes to get the placenta coming. (Web site)
  2. I'm glad to see that they're sensitive to the baby's need for oxygenated blood from the placenta for at least a few minutes after birth, anyway. (Web site)

Passes

  1. Deoxygenated fetal blood passes through umbilical arteries to placenta. (Web site)
  2. The placenta receives nutrients, oxygen, antibodies, and hormones from the mother's blood, and passes out waste. (Web site)

Placenta

  1. The outer membrane, the chorion, contains the amnion and is part of the placenta.
  2. Sharing the same amnion (or the same amnion and placenta) can cause complications in pregnancy.
  3. Bottom: A different placenta displays side that connects to the uterine wall.
  4. In addition to the transfer of gases and nutrients, the placenta also has metabolic and endocrine activity.
  5. By 21 days the embryo has begun to separate from the developing placenta by a connecting stalk.

Categories

  1. Encyclopedia of Keywords > Nature > Life > Animals
  2. Encyclopedia of Keywords > Nature > Systems
  3. Glossaries > Glossary of Developmental Biology /

Related Keywords

    * Abbreviation Pl
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  Short phrases about "Placenta"
  Originally created: February 19, 2008.
  Links checked: May 16, 2013.
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