ASCP Exam Review with Complete Solutions (Main Points) 2023

ASCP Exam Review with Complete Solutions (Main Points) 2023What are the requirements to be able to donate blood? - ANSWER-1) no higher than 99.5F (37.5C) 2) HGB at least 12.5g/dL 3) HCT at least 38% 4) Weight over 110 lbs (50kg) 5) Normal BP (about 180/100) What can cause a blood donor to be deferred for up to 1 year? - ANSWER-Possible exposure to hepatitis, HIV, or malaria What can cause a blood donor to be deferred for up to 3 years? - ANSWER-living in an area endemic for malaria/previous diagnosis of malaria What can cause a blood donor to be permanently deferred from donating blood? - ANSWER-Definite disease/strong suggestion of blood borne pathogens (ie. hepatitis after age 11, HIV+, ect..) What are the expiration dates for blood unit anticoagulants and additives? (ACD/CPD/CPD2, CPDA-1, ect.) - ANSWER-1) ACD/CPD/CPD2 - 21 days 2) CPDA-1 - 35 days 3) additives 42 days What is the purpose of rejuvenating solutions? (To restore what?) - ANSWER-To restore 2,3-DPG and ATP What are the appropriate uses of autologous units of blood? - ANSWER-donations for self What are the requirements for allogeneic bone marrow donation? - ANSWER-HLA-identical, ABO compatibility not required What blood component is best for a patient in cases of severe shock where blood loss is >25% and the patient needs RBCs for oxygen and plasma for volume? - ANSWER-Whole blood 1 unit of blood raises the HGB/HCT how much? - ANSWER-1g/3% what blood component is used to prevent allergic response to plasma proteins and prophylactic shock in the case of pt with IgA deficiency and anti-IgA? - ANSWER-Washed red cells