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WorksheetsLab Test 101
Total questions: 15
Worksheet time: 13mins
What is the full form of PDW in the CBC chart?
(a)
Hyperthyroidism is also called?
Underactive Thyroid
Overactive Thyroid
To ensure the test results are correct, what procedure do we perform?
Quality Control
Calibration
How does the colorimeter method provide test results?
By measuring the amount of solute deposited on the cuvette walls.
By detecting the intensity of light absorbed by the solution at a specific wavelength.
By calculating the temperature changes in the solution due to light.
By measuring the color change of the light source directly.
How to make a 10x dilution of serum with Normal Saline?
10 µL of Serum + 490 µL of Normal Saline
30 µL of Serum + 470 µL of Normal Saline
50 µL of Serum + 450 µL of Normal Saline
100 µL of Serum + 400 µL of Normal Saline
Whats the formula of calculating Estimated Average Glucose from HbA1c?
28.7 × A1c - 46.7
26.7 × A1c - 48.7
46.7 × A1c - 28.7
48.7 × A1c - 26.7
If a patients TB gold results are -
T - N = 50
N = 100
What's the interpretation will be?
Positive
Negative
Indeterminate
In Macrocytic Anemia patients have:
Low Hemoglobin & Low MCV levels
High Hemoglobin & Low MCV levels
Low Hemoglobin & High MCV levels
Which condition is Primary Hypothyroidism:
Low T3, T4 levels & High TSH levels
High T3, T4 levels & Low TSH levels
Normal T3, T4 levels & High TSH levels
Normal T3, T4 levels & Low TSH levels
What is the purpose of Trigger and Pre-Trigger in automated immunology machines?
To control the temperature of the reaction mixture.
To enhance the stability of the reagents used in the tests.
To initiate and stabilize the chemiluminescence or fluorescence reaction for signal detection.
To measure the pH levels of the solution before and after the reaction.
In the colorimeter method, what does the absorbance of light by a solution depend on?
The temperature of the solution only.
The concentration of the solute and the path length of the light.
The color of the cuvette used in the test.
The volume of the solution in the cuvette.
In a Complete Blood Count (CBC) test, what is typically measured to assess the red blood cells?
The number of platelets and their size.
The percentage of white blood cells.
The concentration of hemoglobin and the number of red blood cells.
The amount of plasma protein in the blood
Which method is used to perform the Hb-Electrophoresis test?
Light absorption by hemoglobin molecules at specific wavelengths.
The separation of hemoglobin variants based on their electrical charge and size using an electric field.
The precipitation of hemoglobin molecules using a specific reagent.
The measurement of hemoglobin concentration through colorimetry.
Which condition is Secondary Hyperthyroidism?
Low T3, T4 levels & Normal TSH levels
High T3, T4 levels & Low TSH levels
High T3, T4 levels & Normal TSH levels
Normal T3, T4 levels & Low TSH levels
If a patient have low RBC, HB, HCT, MCV, MCH and High RDW, what's the possible diagnosis will be?
Iron Deficiency Anemia
Low Vitamin B12 or B9 levels
Bone Marrow Disorder
