Actual exam for aab mt - general knowledge (2025) comprehensive questions and verified answers
( detailed & elaborated) actual exam 2025 test!!
According to CLSI blood samples are centrifuged at ? - -1000 to 1200 RCF for 10-15 mins
--RCF formula - -RCF= 1.18x10⁻⁵ x r x (rpm)²
--What are the standard speeds in rpm for low, high centrifugation and ultracentrifugation ? - -Low
speed around 10⁴ , high speed between 1.7x10⁴ and 3x10⁴ and ultra centrifugation up to 1,5x10⁵
--Microscope
Magnification of the;
Low-power objective
High-power objective
Oil immersion objective - -Low-power objective -usually 10x
High-power objective - 40x
Oil immersion objective- 100x
--What are the regulated temperature parameters for temperature-regulated equipment ?
(i) Heat blocks and water bath
(ii) Room temperature
(iii) Refrigerator general lab
(iv) Refrigerator blood bank lab
(v) Freezer general lab
(vi) Freezer blood bank lab - -(i) Heat blocks and water bath: 36°C to 38°C
(ii) Room temperature: 20°C to 24°C
(iii) Refrigerator general lab: 2°C to 8°C
(iv) Refrigerator blood bank lab: 1°C to 6°C
(v) Freezer general lab: ≤-18°C
(vi) Freezer blood bank lab: ≤-65°C
--Temperature
The formula for conversion from Fahrenheit to Celsius - -°C=5/9(F-32)
, --Temperature
The formula for conversion from Celsius to Fahrenheit - -F=(9/5)x°C+32
--Temperature
The formula for conversion from Celsius to Kelvin - -°K=°C+273
--Beer's Law formulas (3) - -A=abc -same as→ Absorbance=εbC
where ε is the extinction coefficient, b is the path length (usually 1cm) and C the concentration
A=2-log%T
C₁A₁=C₂A₂
--How frequent are employee competency evaluation performed? - -Annually
--How frequent are employee performance evaluation performed? - -Annually
--What is taken into account during employee competency evaluation? - -Technical skills
--What is taken into account during employee performance evaluation? - -Technical skill
Attitude
Belief
Knowledge
--Chain of custody
Is the chronological and paper trail documentation showing....? (are 6 elements, ex. transfer) - -
1.Procurement
2.Custody
3.Control
4.Transfer
( detailed & elaborated) actual exam 2025 test!!
According to CLSI blood samples are centrifuged at ? - -1000 to 1200 RCF for 10-15 mins
--RCF formula - -RCF= 1.18x10⁻⁵ x r x (rpm)²
--What are the standard speeds in rpm for low, high centrifugation and ultracentrifugation ? - -Low
speed around 10⁴ , high speed between 1.7x10⁴ and 3x10⁴ and ultra centrifugation up to 1,5x10⁵
--Microscope
Magnification of the;
Low-power objective
High-power objective
Oil immersion objective - -Low-power objective -usually 10x
High-power objective - 40x
Oil immersion objective- 100x
--What are the regulated temperature parameters for temperature-regulated equipment ?
(i) Heat blocks and water bath
(ii) Room temperature
(iii) Refrigerator general lab
(iv) Refrigerator blood bank lab
(v) Freezer general lab
(vi) Freezer blood bank lab - -(i) Heat blocks and water bath: 36°C to 38°C
(ii) Room temperature: 20°C to 24°C
(iii) Refrigerator general lab: 2°C to 8°C
(iv) Refrigerator blood bank lab: 1°C to 6°C
(v) Freezer general lab: ≤-18°C
(vi) Freezer blood bank lab: ≤-65°C
--Temperature
The formula for conversion from Fahrenheit to Celsius - -°C=5/9(F-32)
, --Temperature
The formula for conversion from Celsius to Fahrenheit - -F=(9/5)x°C+32
--Temperature
The formula for conversion from Celsius to Kelvin - -°K=°C+273
--Beer's Law formulas (3) - -A=abc -same as→ Absorbance=εbC
where ε is the extinction coefficient, b is the path length (usually 1cm) and C the concentration
A=2-log%T
C₁A₁=C₂A₂
--How frequent are employee competency evaluation performed? - -Annually
--How frequent are employee performance evaluation performed? - -Annually
--What is taken into account during employee competency evaluation? - -Technical skills
--What is taken into account during employee performance evaluation? - -Technical skill
Attitude
Belief
Knowledge
--Chain of custody
Is the chronological and paper trail documentation showing....? (are 6 elements, ex. transfer) - -
1.Procurement
2.Custody
3.Control
4.Transfer
