![]() However, this is reversed during disasters when blood donations increase, often creating an excess supply that will have to be later discarded. ![]() Despite the many reasons that people donate, not enough potential donors actively donate. Many donors donate for several reasons, such as a form of charity, general awareness regarding the demand for blood, increased confidence in oneself, helping a personal friend or relative, and social pressure. In some countries, established supplies are limited and donors usually give blood when family or friends need a transfusion (directed donation). Today in the developed world, most blood donors are unpaid volunteers who donate blood for a community supply. Blood banks often participate in the collection process as well as the procedures that follow it. Donation may be of whole blood, or of specific components directly ( apheresis). ![]() ![]() From left to right: Two cell separators for apheresis, secluded office for pre-donation blood pressure measurement and blood count, and on the right, chairs for whole blood donations.Ī blood donation occurs when a person voluntarily has blood drawn and used for transfusions and/or made into biopharmaceutical medications by a process called fractionation (separation of whole blood components). Blood donation pictogram Blood donation center at the University Hospital of Basel, Switzerland. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |