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Questions and Answers
What is the purpose of replenishing blood volume?
What is the purpose of replenishing blood volume?
- To form clots to stop bleeding
- To maintain proper levels of 2,3-DPG
- To push circulation (correct)
- To increase O2 carrying capacity
What is the role of citrate in CPD whole blood storage bag?
What is the role of citrate in CPD whole blood storage bag?
- Binds to Ca as an anticoagulant (correct)
- Necessary for RBC ATP production
- Prevents bleeding with coagulation factors
- Stabilizes pH to maintain proper levels of 2,3-DPG
What is the recommended weight for blood donors?
What is the recommended weight for blood donors?
- Must be under 110 lbs
- Must be over 120 lbs
- Must be under 120 lbs
- Must be over 110 lbs (correct)
What is the main component of blood that is frozen for up to 1 year stability?
What is the main component of blood that is frozen for up to 1 year stability?
Which infection would lead to deferral of blood donation?
Which infection would lead to deferral of blood donation?
What is the purpose of citrate in CPD whole blood storage bag?
What is the purpose of citrate in CPD whole blood storage bag?
What is the recommended frequency for blood donation?
What is the recommended frequency for blood donation?
What is the main component of blood that is frozen for up to 1 year stability?
What is the main component of blood that is frozen for up to 1 year stability?
What is the role of phosphate in the CPD whole blood storage bag?
What is the role of phosphate in the CPD whole blood storage bag?
What is the purpose of screening for blood donation?
What is the purpose of screening for blood donation?
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Study Notes
Blood Donation and Storage
- Replenishing blood volume is important to maintain blood pressure and prevent shock.
- Citrate in CPD whole blood storage bags prevents clotting by binding to calcium ions.
Blood Donor Eligibility
- The recommended weight for blood donors is at least 50 kg.
- Blood donation frequency is recommended to be every 56 days for men and every 84 days for women.
Blood Components and Storage
- Plasma is the main blood component that can be frozen for up to 1 year stability.
- Some infections, such as malaria, would lead to deferral of blood donation.
Blood Screening and Storage
- Citrate in CPD whole blood storage bags prevents clotting by binding to calcium ions.
- Phosphate in the CPD whole blood storage bag helps maintain the red blood cell function.
- Screening for blood donation is crucial to ensure the safety of the blood supply and to detect infectious diseases.
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