1 Know what a set and an element are. 2  Write a mathematical statement with an equal sign or an inequality.  Identify what numbers belong to the set of natural numbers, whole numbers, integers, rational numbers, irrational numbers, and real numbers.
Discogenic spondylosis, which is often thought of as a form of spinal osteoarthritis, refers to a degenerative condition that affects the joints of the spine.
Spondylosis, also known as degenerative disc disease, is a condition of the spinal cord caused by the deterioration of intervertebral discs, states Mayfield Clinic. Spondylosis may affect the cervical, lumbar or thoracic region of the spine.