A shear zone is a zone of strong deformation (with a high strain rate) surrounded by rocks with a lower state of finite strain. It is characterised by a length to width ratio of more than 5:1.
The degree for becoming a chiropractor is called a Doctor of Chiropractic, and is abbreviated D.C. In addition to physiciansâ¦ and academics with a doctoral degree, it is customary to address as Doctor such health practitioners as veterinarians, optometrists, and chiropractors.
While it is common to start off with a primary care provider (a medical doctor, chiropractor, or doctor of osteopathic medicine), if the patient's back pain is resistant to initial treatment then the services of a spine specialist may be necessary. In This Article: 1  Specialists Who Treat Back Pain.