$34,750. The median annual wage for surgical technologists was $41,790 in May 2012. The median wage is the wage at which half the workers in an occupation earned more than that amount and half earned less. The lowest 10 percent earned less than $29,710, and the top 10 percent earned more than $60,240.he wage at which half of the workers in the occupation earned more than that amount and half earned less. Median wage data are from the BLS Occupational Employment Statistics survey. In May 2012, the median annual wage for all workers was $34,750.
A twisting cord of blood vessels, called the umbilical (um-bilâi-kal) cord, connects the embryo to the placenta. The best intensive care units found in modern hospitals hardly rival the placentaâs life-support capabilities. The yolk sac is another structure vitally important during early development.
The allantois is a sac-like structure that forms near the posterior of the embryo. It eventually forms into the umbilical cord, but only in placental animals. The umbilical cord is how the offspring gets gases and nutrients. This is exactly what the allantois is used for.