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.
In the state of Virginia, dental hygienists must obtain a license from the Board of Dentistry. In order to receive this license, applicants must be graduates of an accredited dental hygiene program, pass the dental hygiene examination given by the Joint Commission on Dental Examinations and pass a clinical examination.