SECTION 1. Section 19 of chapter 13 of the General Laws, is hereby amended by striking out the first paragraph and inserting in place thereof the following paragraph: -

There shall be a board of registration in dentistry in the following 2 sections called the board, consisting of 11 persons, each of whom shall be a legal resident of the commonwealth, to be appointed by the governor; 6 of whom shall be graduates of a reputable dental college and be reputable dentists who have maintained a license to practice dentistry in the commonwealth for the 8 years next preceding his appointment; 2 of whom shall be a graduate of a reputable school of dental hygiene and be  reputable dental hygienists who have maintained a license to practice dental hygiene in the commonwealth for the 5 years next preceding his appointment; 1 of whom shall be a dental assistant in the commonwealth for the 5 years next preceding his appointment; and 2 of whom shall be representatives of the public , subject to the provisions of section 9B. No more than 1 member of the board who is a dentist may be a full time member of the faculty or a trustee of any institution engaged in educating dentists or having power to confer degrees in dentistry. The governor shall appoint annually in April, for a term of 5 years, a successor to those members of the board whose terms are expiring in that month. No member shall serve more than 2 full terms.