The JAWSII Full Wrap Fence Brackets attach wood fence rails to metal fence posts, eliminating rotted and failed wood posts. These brackets are designed to use with standard 2-3/8 outer diameter steel tubing.
Synonym(s): head presentation. (in obstetrics) a fetal presentation in which the vertex of the fetus is the part nearest to the cervical os and can be expected to be born first. Compare breech presentation. vertex presentation.
chorion. the outermost of the fetal membranes, composed of trophoblast lined with mesoderm; it develops villi, becomes vascularized by allantoic vessels, and forms the fetal part of the placenta. chorion frondosum. the part of the chorion covered by villi.