The Executive Branch is comprised of the President and his Cabinet (Secretaries). Secretaries serve as the heads of government departments. Departments, commissions, and agencies are responsible for interpreting the laws passed by Congress and administering government programs created by those laws.he Executive Branch is comprised of the President and his Cabinet (Secretaries). Secretaries serve as the heads of government departments. Departments, commissions, and agencies are responsible for interpreting the laws passed by Congress and administering government programs created by those laws.
The liver also filters harmful substances from the blood. Phagocytic cells in the liver, called Kupffer cells, remove large amounts of debris and bacteria. In addition, the liver stores important vitamins and minerals, including vitamins A, D, K, and B12.
1 It removes bilirubin, ammonia, and other toxins from the blood. ( 2 Bilirubin is a by-product of the breakdown of hemoglobin from red blood cells 3  .). It processes most of the nutrients absorbed by the intestines during digestion and converts those nutrients into forms that can be used by the body. healthy liver does the following: 1  It regulates the composition of blood, including the amounts of sugar (glucose), protein, and fat that enter the bloodstream. 2  It removes bilirubin, ammonia, and other toxins from the blood.