Elizabethton, Tennessee. Elizabethton is a city in, and the county seat of Carter County, Tennessee, United States. Elizabethton is the historical site of the first independent American government (known as the Watauga Association, created in 1772) located west of both the Eastern Continental Divide and the original Thirteen Colonies.
The lymphatic system is a network of tissues and organs that help rid the body of toxins, waste and other unwanted materials. The primary function of the lymphatic system is to transport lymph, a fluid containing infection-fighting white blood cells, throughout the body.
It is here that lymph re-enters blood circulation. Returning lymph to the blood helps to maintain normal blood volume and pressure. It also prevents edema, the excess accumulation of fluid around tissues. Large lymphatic vessels are composed of three layers.t is here that lymph re-enters blood circulation. Returning lymph to the blood helps to maintain normal blood volume and pressure. It also prevents edema, the excess accumulation of fluid around tissues. Large lymphatic vessels are composed of three layers.