Fruit contains essential vitamins, minerals, fiber, phytochemicals and antioxidants. If you have gastritis, you should consume two to four servings of fruit per day. Good choices include apples or apple juice, bananas, peaches, pears, applesauce and canned fruit, grapes, melon and kiwi.
Whole blood is made up of red blood cells, white blood cells, platelets, and blood plasma. It is best within a day of collection; however, can be used for up to three weeks. The blood is typically combined with an anticoagulant and preservative during the collection process.
Serum is the fluid portion of the blood obtained after removal of the fibrin clot and blood cells. As a general rule, serum is roughly half of the blood content. The volume of whole blood needed to perform testing is approximately 2 1/2 times the required volume of serum.