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With reference to the information above, explain how an understanding of biological concepts has led to the development of specific methods in blood banking and the implications for society. - HSC - SSCE Biology - Question 27 - 2008 - Paper 1
Question 27
With reference to the information above, explain how an understanding of biological concepts has led to the development of specific methods in blood banking and the ... show full transcript
Worked Solution & Example Answer:With reference to the information above, explain how an understanding of biological concepts has led to the development of specific methods in blood banking and the implications for society. - HSC - SSCE Biology - Question 27 - 2008 - Paper 1
Step 1
Explain how an understanding of biological concepts has led to the development of specific methods in blood banking
Answer
The understanding of biological principles has significantly advanced blood banking practices. For example, the separation of plasma from whole blood during donation relies on centrifugation, which is based on the biological concept of density differences in blood components. This allows the efficient collection of plasma for therapeutic uses.
Furthermore, knowledge of the biochemical requirements for preserving blood components has led to effective storage methods. For instance, the use of additives such as citrate as an anticoagulant and glucose to provide nutrients is rooted in understanding metabolic needs.
Step 2
Describe the implications for society of these developments in blood banking
Answer
The advancements in blood banking not only ensure safe and effective storage of blood components but also enhance patient care. The application of safety measures, like rigorous testing for microbial contamination and viral presence, protects vulnerable populations from infections.
Moreover, the ability to freeze and refrigerate blood products expands the availability for transfusions, improving overall healthcare outcomes. These developments signify a societal commitment to leveraging biological research for public health, ultimately fostering trust in healthcare systems.