Michigan Compiled Laws, Chapter 333. Health § 333.16401

(a) “Chiropractor”, “chiropractic physician”, “doctor of chiropractic”, or “d.c.” means an individual licensed under this article to engage in the practice of chiropractic.

(b) “Dislocation” means complete disruption in the normal relationship of 2 bones forming a joint resulting in no contact of the articular surfaces.  A dislocation does not include a subluxation.

(c) “Joint dysfunction” means a joint that is impaired so that it does not function properly.

(d) “Musculoskeletal system” means the system of muscles, tendons, ligaments, bones, joints, and associated tissues that moves the body and maintains its form.

(e) “Practice of chiropractic” means that discipline within the healing arts that deals with the human nervous system and the musculoskeletal system and their interrelationship with other body systems.  Practice of chiropractic includes the following:

(a) The performance of any procedure that cuts or punctures the skin.

(b) The dispensing or prescribing of drugs or medicine.

(c) Except for diagnostic purposes only, the use of x-ray.

(d) The performance of an invasive procedure involving a body orifice or cavity unless allowed by rules promulgated under section 16423 and limited to examinations involving the ears, nose, and throat.

(e) The treatment of fractures or dislocations.

(f) The performance or ordering of non-x-ray diagnostic imaging tests that were not allowed under section 16423 as of December 1, 2009.