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.
Step 2: Get Licensed. Dental hygienists must be licensed in all U.S. states. Eligibility requirements vary, but nearly all states call for applicants to hold postsecondary credentials from accredited dental hygiene programs.