The licensed practical nurse may perform any of the duties described in § 36-9-4 and with appropriate training as approved by the board rules and regulations may, under the direction of a physician licensed or exempt from licensing pursuant to chapter 36-4, dentist or registered nurse:

(1) Perform additional specialized nursing functions; and

(2) Assist with teaching, supervision, delegating, and evaluation of health and nursing practices.

Source: SDCL, § 36-9-4 (1) as enacted by SL 1972, ch 204, § 2; SL 1976, ch 228, § 5.