As used in this Part:
(1) "Accredited school" means a school of practical nursing approved by the board.
(2) "Board" means the Louisiana State Board of Practical Nurse Examiners.
(3) "Practical nurse" means a person who practices practical nursing and who is licensed to practice under this Part.
(4) The "practice of practical nursing" means the performance for compensation of any acts, not requiring the education, training, and preparation required in professional nursing, in the care, treatment, or observation of persons who are ill, injured, or infirm and for the maintenance of the health of others and the promotion of health care, including the administration of medications and treatments or in on-job training or supervising licensed practical nurses, subordinate personnel, or instructing patients consistent with the licensed practical nurse's education and preparation, under the direction of a licensed physician, optometrist, or dentist acting individually or in his capacity as a member of the medical staff, registered nurse, or physician assistant. The licensed practical nurse may perform any of the foregoing duties, and with appropriate training may perform additional specified acts which are authorized by the Louisiana State Board of Practical Nurse Examiners when directed to do so by the licensed physician, optometrist, or dentist acting individually or in his capacity as a member of the medical staff, registered nurse, or physician assistant.