ASCP RECALL PRACTICE EXAM
Questions with 100% Correct
Answers Latest Updates 2025
GRADED A+
FFP was thawed at 11:15 am and left for the OR: came back to blood
back at 11:40 and the temp was 11degC; what should the tech do?
Answer✔✔ - Toss it. >10 degrees throw away red cells and plasma
Differentiate RBC and yeast Answer✔✔ - Add acetic acid
mycobacterium that are photochromogenic Answer✔✔ - M.
kansasii and m. marinum
Delayed transfusion reaction Answer✔✔ - kidd antibodies
warm antibodies Answer✔✔ - Rh, kell, duffy, kidd
Cold antibodies Answer✔✔ - M, N, P
,Enhanced by enzymes: Answer✔✔ - Rh, lewis, kidd
Destroyed by enzymes: Answer✔✔ - M, N, Duffy
Show dosage: Answer✔✔ - Rh other than D, MNS, Duffy, Kidd
Associated with PNH: Answer✔✔ - anti0P
Bind compliment Answer✔✔ - I, Kidd, Lewis
ABO discrepancies: Answer✔✔ - A2B: front interpretation says AB,
back says patient is B
Immunocompromised O: Front says patient is O back says patient is
AB. Zero reactions
AB with Cold agglutinins: front type AB back type O
Mixed population: Front type MF O and ABm, reverse patient is AB.
,Acquired B: Mostly invovlves GI tract; front says AB back says A.
Patient has acquired B due to GI disease
Hemophilia A: Answer✔✔ - Lack VIII
Hemophilia B Answer✔✔ - Lack IX
XIII Answer✔✔ - Fibrin stabilizing factor
Primary hypothyroidism Answer✔✔ - Decreased T3 and T4;
increased TSH (defect in thyroid gland)
Secondary hypothyroidism Answer✔✔ - Decreased t3, t4, and tsh.
Defect in hypothalmus or pituitary disease
primary hyperthyroidism Answer✔✔ - Increased t3 and t4; ;
decreased tsh
Secondary hyperthyroidism Answer✔✔ - Increased t3, t4, and tsh
PT normal range Answer✔✔ - 12-14
PTT normal range Answer✔✔ - 25-35
, Bordet-Gengou agar Answer✔✔ - B. pertussis
Buffered charcoal yeast extract: Answer✔✔ - Legionella
TCBS Answer✔✔ - Vibrio
Skirrow agar Answer✔✔ - H. pylori
Tinsdale agar Answer✔✔ - C. diptheriae (black colonies)
Loefflers medium Answer✔✔ - C diptheriae
BBE agar Answer✔✔ - B. fragilis
KVLB Answer✔✔ - Bacteroides and prevotella
CCFA Answer✔✔ - C. diff
LDL Answer✔✔ - total cholesterol-hdl- tri/5
Questions with 100% Correct
Answers Latest Updates 2025
GRADED A+
FFP was thawed at 11:15 am and left for the OR: came back to blood
back at 11:40 and the temp was 11degC; what should the tech do?
Answer✔✔ - Toss it. >10 degrees throw away red cells and plasma
Differentiate RBC and yeast Answer✔✔ - Add acetic acid
mycobacterium that are photochromogenic Answer✔✔ - M.
kansasii and m. marinum
Delayed transfusion reaction Answer✔✔ - kidd antibodies
warm antibodies Answer✔✔ - Rh, kell, duffy, kidd
Cold antibodies Answer✔✔ - M, N, P
,Enhanced by enzymes: Answer✔✔ - Rh, lewis, kidd
Destroyed by enzymes: Answer✔✔ - M, N, Duffy
Show dosage: Answer✔✔ - Rh other than D, MNS, Duffy, Kidd
Associated with PNH: Answer✔✔ - anti0P
Bind compliment Answer✔✔ - I, Kidd, Lewis
ABO discrepancies: Answer✔✔ - A2B: front interpretation says AB,
back says patient is B
Immunocompromised O: Front says patient is O back says patient is
AB. Zero reactions
AB with Cold agglutinins: front type AB back type O
Mixed population: Front type MF O and ABm, reverse patient is AB.
,Acquired B: Mostly invovlves GI tract; front says AB back says A.
Patient has acquired B due to GI disease
Hemophilia A: Answer✔✔ - Lack VIII
Hemophilia B Answer✔✔ - Lack IX
XIII Answer✔✔ - Fibrin stabilizing factor
Primary hypothyroidism Answer✔✔ - Decreased T3 and T4;
increased TSH (defect in thyroid gland)
Secondary hypothyroidism Answer✔✔ - Decreased t3, t4, and tsh.
Defect in hypothalmus or pituitary disease
primary hyperthyroidism Answer✔✔ - Increased t3 and t4; ;
decreased tsh
Secondary hyperthyroidism Answer✔✔ - Increased t3, t4, and tsh
PT normal range Answer✔✔ - 12-14
PTT normal range Answer✔✔ - 25-35
, Bordet-Gengou agar Answer✔✔ - B. pertussis
Buffered charcoal yeast extract: Answer✔✔ - Legionella
TCBS Answer✔✔ - Vibrio
Skirrow agar Answer✔✔ - H. pylori
Tinsdale agar Answer✔✔ - C. diptheriae (black colonies)
Loefflers medium Answer✔✔ - C diptheriae
BBE agar Answer✔✔ - B. fragilis
KVLB Answer✔✔ - Bacteroides and prevotella
CCFA Answer✔✔ - C. diff
LDL Answer✔✔ - total cholesterol-hdl- tri/5
