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.
Six phases of a typical vertex (head-first presentation) delivery: 1  Engagement of the fetal head in the transverse position. The baby's head is facing across the pelvis at one or other of the mother's hips. 2  Descent and flexion of the fetal head. 3  Internal rotation.