Smallpox and rinderpest have been successfully eradicated globally. Smallpox was eradicated in Somalia in 1977. Rinderpest was eradicated in 2010
Lymphatic system helps remove waste products from tissues. Works alongside circulatory system to transport fluid. Collects fluid that can't return to veins
Lymph is pale fluid that bathes tissues and maintains fluid balance. Lymph vessels have lower pressure and flow slower than blood. Lymph vessels are more permeable than blood vessel walls