Look up: Placental Barrier

1. placental barrier
   Synonym for placental membrane ... The semipermeable layer of foetal tissue separating the maternal from the foetal blood in the placenta; composed of: 1) endothelium of the foetal vessels in the chorionic villi, 2) stromata of the villi, 3) cytotrophoblast (negligible after the fifth month of gesta...
   Found on http://www.mondofacto.com/facts/dictiona
   
   
2. placental barrier
   the tissue layers of the placenta which regulate the exchange of substances between the fetal and maternal circulation.
   Found on http://www.encyclo.co.uk/local/21001
   
   
3. placental barrier
   (from the article `drug`) The body has anatomic or physiological barriers that tend to protect the reproductive system. The so-called placental barrier and the blood-testis ... The placental barrier between mother and fetus is the `leakiest` barrier and is a very poor block to chemicals. The placenta is composed of several ......
   Found on http://www.britannica.com/eb/a-z/p/75
   
   
4. placental barrier
   Type: Term Synonyms: placental membrane
   Found on http://www.medilexicon.com/medicaldictio
   
   
5. Placental Barrier
   The semipermeable epitheleal layer of the placenta that separates maternal and fetal blood.
   Found on http://www.pregnology.com/AZ/P/6