This Act is enacted for the purpose of protecting the public health, safety, and welfare, and for providing for State administrative control, supervision, licensure, and regulation of the practice of physical therapy. It is the legislature’s intent that only individuals who meet and maintain prescribed standards of competence and conduct may engage in the practice of physical therapy as authorized by this Act. This Act shall be liberally construed to promote the public interest and to accomplish the purpose stated herein. This Act does not prohibit a person licensed under any other Act in this State from engaging in the practice for which he or she is licensed or from delegating services as provided for under that other Act.