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.
Dental hygienists typically need an associateâs degree in dental hygiene. Bachelor's degrees in dental hygiene are also available, but are less common. A bachelor's or master's degree is usually required for research, teaching, or clinical practice in public or school health programs.very state requires dental hygienists to be licensed; requirements vary by state. In most states, a degree from an accredited dental hygiene program and passing grades on written and practical examinations are required for licensure.