It is declared to be a policy of this state that the practice of chiropractic is a privilege granted to qualified persons and that, in order to safeguard the public health, safety and welfare, protect the public from the unprofessional, improper, incompetent and unlawful practice of chiropractic, it is necessary to provide regulatory authority over persons practicing chiropractic. The primary responsibility and obligation of the West Virginia board of chiropractic is to protect the public.