â¢ Describe the three major funding policies used in the defense acquisition financial. management community (annual, incremental and full). â¢ Recognize situations where exceptions to the funding policies are appropriate for the. major appropriation categories of RDT&E, Procurement and O&M.
Also known as heart pump. A ventricular assist device (VAD) is a mechanical pump that supports heart function and blood flow in people who have weakened hearts. These devices can support the function of the left, right, or both heart ventricles. Ventricles are the lower chambers of your heart.
Cardiac catheterization is done to: 1  Check blood flow and blood pressure in the chambers of the heart. 2  Check the pumping action of the heart. 3  Find out if a congenital heart defect is present and how severe it is.  Check blood flow through the heart after 1  surgery. Find out how well the heart valves work.