Bone: The hard, rigid form of connective tissue constituting most of the skeleton of v â¦ ertebrates, composed chiefly of calcium salts.Cartilage: Tough, elastic, fibrous connective tissue that is a major constituent of embryonic and young vertebrate skeletons.
People with the blood type AB are in the greatest demand for plasma donation. Though they make up just 4 percent of the population, their plasma is universal, which means it can be used by anyone. At noncommercial donation sites, people can donate plasma every 28 days, up to 13 times a year. To learn more about donating blood, visit the American Red Cross website.
1 Continue to drink plenty of water. 2  Continue to eat foods rich in protein and iron. For a list of choices, see above or visit ChooseMyPlate.gov. 3  Donât smoke for 30 minutes. 4  Donât drink alcohol for 4 hours. 5  Donât exercise hard or for very long.  Wait 2 days to donate plasma again.