A dialysis catheter is a catheter used for exchanging blood to and from a hemodialysis machine and a patient. The dialysis catheter contains two lumens: venous and arterial. This terminology is confusing, because both lumens are in the vein.
In order to practice as a dental hygienist, one needs a degree from a dental hygiene school and a state license. To become licensed, dental hygienists need to pass a clinical and written exam.
Beyond a degree, licensing is a requirement in all states. As for what you can expect to earn in this career field, the mean annual salary for dental hygienists as of 2015 is $72,720, according to the U.S. Bureau of Labor Statistics. There are three main steps to becoming a dental hygienist: Step 1: Get an Undergraduate Degree