MLPAO Mock Exam |Questions with 100%
verified Answers
An error was made in preparing a commercial control. Patients results will be:
A) inaccurate.
B) imprecise.
C) inaccurate but precise.
D) accurate but imprecise
E) not affected. - ✔️✔️E) not affected.
What are the upper and lower limits of acceptable results for a control, if the mean is 130 g/L
and the standard deviation is 2.0?
A) 122-138 g/L
B) 123-137 g/L
C) 124-136 g/L
D) 125-135 g/L
E) 126-134 g/L - ✔️✔️E) 126-134 g/L
The term 'bias' is defined as:
A) the total number of values used.
B) an average of calculate values.
C) measure of the departure from accuracy. D) a manufacturer recommended value.
E) the allowable limits in which a control value is acceptable. - ✔️✔️C) measure of the departure
from accuracy.
,A volumetric flask that is calibrated at 20°C would be expected to contain more volume if the:
A) laboratory temperature is 18°C
B) liquid is refrigerated before measurement. C) liquid is heated before measurement.
D) flask is refrigerated before measurement.
E) flask is at room temperature before measurement. - ✔️✔️C) liquid is heated before
measurement.
When a urine microscopy is performed, the specimen must be centrifuged at 1,500 3,000 rpm
for how many minutes?
A) 1
B) 3
C) 5
D)10
E) 15 - ✔️✔️C) 5
Which of the following reagents is used for blueing a hematoxylin- stained section?
A) Acid solution
B) Alcohol solution
C) Alkaline solution
D) Methylene blue solution
E) Mordant solution - ✔️✔️C) Alkaline solution
Cellular morphology of a cytological preparation is distorted when smears are:
A) left in the fixative solution for longer than 2 hours.
,B) left in the stain solution for a 1/2 hour.
C) left in the clearing solution for a 1/2 hour.
D) allowed to dry prior to staining.
E) allowed to dry prior to coverslipping. - ✔️✔️D) allowed to dry prior to staining.
An electrocardiograph is the:
A) tracing of electrical activity of the heart
B) contraction and relaxation of ventricles
с) tracing of the opening and closing of heart valves
D) instrument used to record the heart's electrical activity
E) Uses ultrasound waves to examine the heart - ✔️✔️D) instrument used to record the heart's
electrical activity
Which of the following occurs in DNA replication?
A) Adenine pairs with guanine
B) Cytosine pairs with thymine
C) Cytosine pairs with guanine
D) Adenine pairs with uracil
E) Adenine pairs with cysteine - ✔️✔️C) Cytosine pairs with guanine
What is the normal reference range for CSF glucose in an adult?
A) 2.1-4.2 mmol/L
B) 3.5 5.7 mmol/L
C) 6.0 -10.0 mmol/L
, D) 8.0 12.0 mmol/L
E) 12.0 14.0 mmol/L - ✔️✔️A) 2.1-4.2 mmol/L
A patient's coagulation testing results include an INR of 2.0, PT of 18.0 seconds, and PTT of 65
seconds. A physician calling for the results should be
A) given only the results of the PT and PTT
B) given the results of the PT, PTT and INR
C) referred to a technologist because the results are critical
D) given only the results of the PTT.
E) given only the results of the INR and PTT - ✔️✔️E) given only the results of the INR and PTT
Which of the following is most likely found in combination with a high serum creatinine result?
A) High urea
B) Low urea
C) Normal urea
D) High chloride
E) Low cholride - ✔️✔️A) High urea
What is the recommended action required for patient with a cholesterol level of 3.5 mmol/L?
A) Dietary control and recheck level annually B) Recheck level every 5 years
C) Treatment with drugs
D) Determine level of LDL and initiate stringent dietary program
E) Hospitalize patient immediately - ✔️✔️B) Recheck level every 5 years
verified Answers
An error was made in preparing a commercial control. Patients results will be:
A) inaccurate.
B) imprecise.
C) inaccurate but precise.
D) accurate but imprecise
E) not affected. - ✔️✔️E) not affected.
What are the upper and lower limits of acceptable results for a control, if the mean is 130 g/L
and the standard deviation is 2.0?
A) 122-138 g/L
B) 123-137 g/L
C) 124-136 g/L
D) 125-135 g/L
E) 126-134 g/L - ✔️✔️E) 126-134 g/L
The term 'bias' is defined as:
A) the total number of values used.
B) an average of calculate values.
C) measure of the departure from accuracy. D) a manufacturer recommended value.
E) the allowable limits in which a control value is acceptable. - ✔️✔️C) measure of the departure
from accuracy.
,A volumetric flask that is calibrated at 20°C would be expected to contain more volume if the:
A) laboratory temperature is 18°C
B) liquid is refrigerated before measurement. C) liquid is heated before measurement.
D) flask is refrigerated before measurement.
E) flask is at room temperature before measurement. - ✔️✔️C) liquid is heated before
measurement.
When a urine microscopy is performed, the specimen must be centrifuged at 1,500 3,000 rpm
for how many minutes?
A) 1
B) 3
C) 5
D)10
E) 15 - ✔️✔️C) 5
Which of the following reagents is used for blueing a hematoxylin- stained section?
A) Acid solution
B) Alcohol solution
C) Alkaline solution
D) Methylene blue solution
E) Mordant solution - ✔️✔️C) Alkaline solution
Cellular morphology of a cytological preparation is distorted when smears are:
A) left in the fixative solution for longer than 2 hours.
,B) left in the stain solution for a 1/2 hour.
C) left in the clearing solution for a 1/2 hour.
D) allowed to dry prior to staining.
E) allowed to dry prior to coverslipping. - ✔️✔️D) allowed to dry prior to staining.
An electrocardiograph is the:
A) tracing of electrical activity of the heart
B) contraction and relaxation of ventricles
с) tracing of the opening and closing of heart valves
D) instrument used to record the heart's electrical activity
E) Uses ultrasound waves to examine the heart - ✔️✔️D) instrument used to record the heart's
electrical activity
Which of the following occurs in DNA replication?
A) Adenine pairs with guanine
B) Cytosine pairs with thymine
C) Cytosine pairs with guanine
D) Adenine pairs with uracil
E) Adenine pairs with cysteine - ✔️✔️C) Cytosine pairs with guanine
What is the normal reference range for CSF glucose in an adult?
A) 2.1-4.2 mmol/L
B) 3.5 5.7 mmol/L
C) 6.0 -10.0 mmol/L
, D) 8.0 12.0 mmol/L
E) 12.0 14.0 mmol/L - ✔️✔️A) 2.1-4.2 mmol/L
A patient's coagulation testing results include an INR of 2.0, PT of 18.0 seconds, and PTT of 65
seconds. A physician calling for the results should be
A) given only the results of the PT and PTT
B) given the results of the PT, PTT and INR
C) referred to a technologist because the results are critical
D) given only the results of the PTT.
E) given only the results of the INR and PTT - ✔️✔️E) given only the results of the INR and PTT
Which of the following is most likely found in combination with a high serum creatinine result?
A) High urea
B) Low urea
C) Normal urea
D) High chloride
E) Low cholride - ✔️✔️A) High urea
What is the recommended action required for patient with a cholesterol level of 3.5 mmol/L?
A) Dietary control and recheck level annually B) Recheck level every 5 years
C) Treatment with drugs
D) Determine level of LDL and initiate stringent dietary program
E) Hospitalize patient immediately - ✔️✔️B) Recheck level every 5 years
