; Another 20% of the blood is stored in the liver, spleen and other organs. Once blood loss or strenuous exercise occurs, blood will enter the blood circulation system. After donating blood, the blood stored in the body will be replenished immediately without reducing the circulating blood volume in the body. Water and inorganic substances lost after blood donation will be replenished within 1-2 hours; Plasma protein, synthesized by liver, can be supplemented in a day or two; Platelets, white blood cells and red blood cells also quickly recovered to their original levels. The blood of human body is constantly metabolized. Many blood cells are aging and dying all the time, and at the same time, a large number of new cells are generated to maintain the balance of human metabolism.
After blood donation, the lost blood cells are quickly replenished because of stimulating hematopoietic function. Therefore, a healthy person who donates blood according to relevant national laws and regulations will not have a significant impact on his health.
In order to ensure the quality and management of blood donation, the National People's Congress passed the "People's Republic of China (PRC) Blood Donation Law", which stipulates that China will implement the system of voluntary blood donation from 1998 10+0. A healthy citizen should actively participate in voluntary blood donation. Blood donated by healthy people can help people who have lost blood recover. Donating blood without compensation is a noble act.
Voluntary blood donation means that healthy citizens of school age voluntarily donate a small amount of renewable blood or blood components to save the lives of critically ill patients, and blood donors do not ask for any reward. Voluntary blood donation is a form of blood donation advocated by the World Health Organization, the International Red Cross, the International Red Crescent and the International Blood Transfusion Association. At present, many countries in the world have realized that clinical blood comes from unpaid blood donation, which has become a symbol to measure the degree of social civilization. Governments all over the world attach great importance to and care about voluntary blood donation.
1985 the best slogan for blood donation in Japan is: blood donation is love, courage and care. This was put forward by a housewife and has been adopted by blood stations all over the world. In Japan, 65438+ 10 month 15 is an adult festival every year. Young men and women who have reached the age of 20 are dressed in costumes. After the adult ceremony, they came to the blood donation car to donate blood for free. This has become a traditional form of promoting blood donation in Japan. The Japanese government stipulates that administrative personnel at all levels and people of school age must donate blood once a year.
In America, a popular slogan of blood donation is to give you a gift, life. In the eyes of Americans, blood donation is a noble action, giving compatriots a new life, which is unmatched by any other gift.
The Jordanian government has banned the sale of blood. Central blood bank was established in Amman, the capital, 1975. Anyone in urgent need of blood can get it from here, but he must donate blood after he recovers, otherwise his relatives will replace him. This blood bank is called the blood bank of life. After the blood bank was built, the first person to donate blood was King Hussein of Jordan.
The slogan of blood donation in Indonesia is that the greatest contribution you can make to your compatriot is to save his life. Former Philippine President Ramos personally participated in blood donation and asked his family to participate in blood donation.
1997 In March, Philippine President Ramos participated in 4 1 voluntary blood donation (250 ml each time) as a commemoration of his 69th birthday. He always said: donating blood makes him 20 years younger. It seems that this sentence is not all a joke.
Now many countries in the world have realized that all blood for medical use comes from unpaid blood donation. Such as the United States, Japan, Canada, Germany, Australia and other economically developed countries, as well as Algeria, Tanzania, Niger, Nepal, Myanmar and other economically underdeveloped countries, have implemented the system of unpaid blood donation. In many countries, citizens eat a few snacks and have a drink after donating blood, and then go to their jobs without any reward. It is common that people regard blood donation as the obligation of healthy people to society.
In Australia and other countries, there are blood donation knowledge classes in primary and secondary schools. The school regularly takes students to visit the blood collection points in the blood center, so that students can understand the whole process of blood donation, so that they can understand that blood donation does not affect their health from an early age and become a voluntary and glorious blood donor when they grow up. People regard blood donation as the obligation of healthy people to society, which is a very common thing. Millions of blood donors in dozens of countries around the world have proved that proper blood donation is harmless to health. In China, there is also a propaganda that "blood donation is not harmful to health, just needs a little courage".