________ The first element of the office flow is the patient entrance

Large blood vessels in the chest that can result in massive hemorrhaging include all of the following EXCEPT:

A. the pulmonary arteries B. the femoral arteries C. the aorta D. the four main pulmonary veins

A patient may bite down on a sterilized cotton roll that is placed on the same side of the bite block as the teeth to provide stablization and add to patient comfort

Indicate whether the statement is true or false