Unlike the other organs in the digestive system, the mouth, the pharynx, and the portion of the esophagus that is above the diaphragm are not lined with serosa. Rather, they are lined with a different layer of fibrous tissue called the adventitia.
The BowTie Method. A BowTie is a diagram that visualizes the risk you are dealing with in just one, easy to understand picture. The diagram is shaped like a bow tie, creating a clear differentiation between proactive and reactive risk management. The power of a BowTieXP diagram is that it gives you an overview of multiple plausible scenarios, in a single picture.
Bow Tie Analysis. Bowties - History Early Stages The exact starting point of the Bowtie Methodology has been lost in time but it is believed that they were originally called âButterfly diagramsâ and evolved from the Cause Consequence Diagram of the 1970s. It is then thought that David Gill of ICI plc developed the methodology and called them bowties in the late 70âs.