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.
The first step in obtaining your license is to earn a degree from a dental hygienist training program. Most commonly, licensed dental hygienists have an associateâs degree. However, schools also offer certificates, and some dental hygienists hold bachelorâs degrees and masterâs degrees in dental hygiene.