Intended Use: The direct LDL cholesterol test is used to determine LDL levels in individuals with high triglyceride levels for which the Friedewald equation for calculating LDL-C from Total cholesterol, HDL-C and triglycerides cannot be used.
3. often Cabinet A body of persons appointed by a head of state or a prime minister to head the executive departments of the government and to act as official advisers. 4. Archaic A small or private room set aside for a specific activity.
A: Members of the president's Cabinet, often just called the Cabinet, are official advisers to the president who often play a role in various parts of the Executive Branch. The president selects members of the Cabinet, but each member has to be approved by the Senate.