Pain in people with fibromyalgia may be due to central sensitization

On tortoise and turtle shells and the head of snakes, epidermal scales called ______ form rings that can be counted, allowing a person to estimate the animal's age

Fill in the blank(s) with correct word

Managed care plans prefer to insure ______ rather than ______ because of the healthyworker effect, which holdsthat a person must have a certain level of health if he or she is able to remain successfully employed.

Fill in the blank(s) with the appropriate word(s).