The following persons are exempt from the provisions of the Barbers and Cosmetologists Act while in the discharge of their professional duties:
A. persons licensed by the law of this state to practice medicine and surgery or chiropractic;
B. commissioned medical or surgical officers of the United States army, navy, marine or air force hospital service;
C. registered nurses;
D. funeral service practitioners; and
E. persons who are employed as make-up artists or hairstylists for theatrical or cinematic productions.