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.
Becoming a registered dental hygienist (RDH) allows you to work in one of the fastest growing careers in America. With the growth of preventative dental cleaning, the Bureau of Labor Statistics expects demand for RDHs to grow by 38 percent until 2020.Learn how to become a dental hygienist. Apply to a 2-year certificate or associate's program with a technical school. 2  Make sure that the program is accredited and helps you to pass the National Board Dental Hygiene Examination. 3  Apply to an applied sciences associate's degree program in dental hygiene.