10 demographic trends that are shaping the U.S. and the world. By DâVera Cohn and Andrea Caumont25 comments. At its core, demography is the act of counting people. But itâs also important to study the forces that are driving population change, and measure how these changes have an impact on peopleâs lives. For example, how does immigration affect U.S. population growth?
Type of Incisions. TYPE OF INCISIONS Upper Midline The upper midline incision provides access to the esophagus, hiatus, stomach and. duodenum, pancreas, and hepatobiliary system. If extended, it allows major hepatic resection, adrenalectomy, and splenectomy.
What is the medical term meaning situated nearest the midline or beginning of a body structure? proximal The midline is just an immaginary line that is drawn down the middle of the object. Often when we use midline we are referring to the body as a whole, so the midline â¦ starts at your head and goes down the center of your body towards your toes. So it would go between your eyes, down your nose, and cross your belly button.