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.
The respiratory system provides oxygen to the cells. Without oxygen your cells couldn't move, reproduce or turn food into energy, and of course we would die. The upper part of the system-mouth, nose, sinus, larynx and trachea-help filter, humidify and warm the air as it enters the body.The cilia in the lining of the air passages, and the mucus, protect the lungs from dirt and dust. The air goes through the lungs' bronchi and bronchioles into the alveoli.he upper part of the system-mouth, nose, sinus, larynx and trachea-help filter, humidify and warm the air as it enters the body. The cilia in the lining of the air passages, and the mucus, protect the lungs from dirt and dust.