Question 1

Laboratories that perform moderate- to high-complexity tests must undergo an unannounced inspection every 2 years.

Accepted Answer

A) True 
 B)False

Question 2

A fecal occult blood test is an example of a qualitative screening test.

Accepted Answer

A) True 
 B)False

Question 3

The objective of __________ in the medical laboratory is to ensure the accuracy and reliability of test results.

Accepted Answer

QC
The objective of QC in the ...

Question 4

The microscope component that directs the light up through the stage is the

Accepted Answer

A)   condenser.
B)   iris diaphragm.
C)   ocular.
D)   magnification system.E) A) and C)
F) B) and C)

Question 5

Section 1 on all safety data sheets is required to have which of the following?

Accepted Answer

A)   Identification
B)   Hazard(s)  identification
C)   First aid measures
D)   Physical and chemical properties
E)   All of the aboveF) None of the above
G) All of the above

Question 6

The shortest objective lens on the microscope has the lowest power (4*) and is called the scanning lens.

Accepted Answer

A) True 
 B)False

Question 7

A chemical added to a blood sample after collection to prevent clotting is called a(n) __________.

Accepted Answer

anticoagulant
A chemical added...

Question 8

Physical hazards in the laboratory can be classified as electrical, fire, or mechanical.

Accepted Answer

A) True 
 B)False

Question 9

Which type of specimen must be chilled if testing will not be performed immediately?

Accepted Answer

A)   Blood
B)   Urine
C)   Semen
D)   All of the aboveE) B) and C)
F) All of the above

Question 10

__________ is the single most important means of preventing the spread of infection.

Accepted Answer

Hand washing
Hand wa...

Question 11

A centrifuge load always contains an even number of tubes.

Accepted Answer

A) True 
 B)False

Question 12

Describe the purpose of the Clinical Laboratory Improvement Amendments (CLIA).

Accepted Answer

Congress passed the Clinical Laboratory ...

Question 13

A decrease in hemoglobin levels in red blood cells (RBCs) is seen in iron-deficiency anemia.

Accepted Answer

A) True 
 B)False

Question 14

The ocular of the microscope generally magnifies the image

Accepted Answer

A)   2 times.
B)   5 times.
C)   10 times.
D)   minimally.E) All of the above
F) B) and C)

Question 15

Categories of tests performed in the clinical laboratory are assigned by the FDA on the basis of the

Accepted Answer

A)   potential risk to public health.
B)   expense to the patient.
C)   ease of performance.
D)   instrumentation and supplies needed.E) A) and D)
F) A) and B)

Question 16

An important responsibility of the medical assistant is to make sure collected specimens are labeled properly before they are sent to a reference laboratory. Summarize at least five items that must be included on a specimen label.

Accepted Answer

The label information typically required...

Question 17

Chemical analysis of urine is looking for which of the following?

Accepted Answer

A)   Crystals
B)   Yeasts
C)   Parasites
D)   NitritesE) B) and D)
F) A) and B)

Question 18

In a physician's office laboratory, which of the following is (are)  the most common hazardous chemical(s) ?

Accepted Answer

A)   Sodium hypochlorite
B)   Caviwipes and glutaraldehyde
C)   Acetone and dyes
D)   All of the aboveE) C) and D)
F) A) and B)

Question 19

A portion of a well-mixed sample that is removed for testing is called a(n)

Accepted Answer

A)   aliquot.
B)   analyte.
C)   diluent.
D)   exudate.E) A) and B)
F) A) and C)

Question 20

For qualitative tests, a numeric value is attached to the result that specifically states the amount of analyte in a given volume of specimen.

Accepted Answer

A) True 
 B)False

Exam 44: Assisting in the Clinical Laboratory

Chemical analysis of urine is looking for which of the following?

Correct AnswerverifiedShow Answer

Which type of specimen must be chilled if testing will not be performed immediately?

Correct AnswerverifiedShow Answer

A portion of a well-mixed sample that is removed for testing is called a(n)

Correct AnswerverifiedShow Answer

A chemical added to a blood sample after collection to prevent clotting is called a(n) __________.

Correct AnswerverifiedanticoagulantA chemical added...View AnswerShow Answer

A fecal occult blood test is an example of a qualitative screening test.

Correct AnswerverifiedShow Answer

Laboratories that perform moderate- to high-complexity tests must undergo an unannounced inspection every 2 years.

Correct AnswerverifiedShow Answer

__________ is the single most important means of preventing the spread of infection.

Correct AnswerverifiedHand washingHand wa...View AnswerShow Answer

Section 1 on all safety data sheets is required to have which of the following?

Correct AnswerverifiedShow Answer

Describe the purpose of the Clinical Laboratory Improvement Amendments (CLIA).

Correct AnswerverifiedCongress passed the Clinical Laboratory ...View AnswerShow Answer

A decrease in hemoglobin levels in red blood cells (RBCs) is seen in iron-deficiency anemia.

Correct AnswerverifiedShow Answer

An important responsibility of the medical assistant is to make sure collected specimens are labeled properly before they are sent to a reference laboratory. Summarize at least five items that must be included on a specimen label.

Correct AnswerverifiedThe label information typically required...View AnswerShow Answer

The microscope component that directs the light up through the stage is the

Correct AnswerverifiedShow Answer

Categories of tests performed in the clinical laboratory are assigned by the FDA on the basis of the

Correct AnswerverifiedShow Answer

For qualitative tests, a numeric value is attached to the result that specifically states the amount of analyte in a given volume of specimen.

Correct AnswerverifiedShow Answer

Physical hazards in the laboratory can be classified as electrical, fire, or mechanical.

Correct AnswerverifiedShow Answer

The objective of __________ in the medical laboratory is to ensure the accuracy and reliability of test results.

Correct AnswerverifiedQCThe objective of QC in the ...View AnswerShow Answer

The ocular of the microscope generally magnifies the image

Correct AnswerverifiedShow Answer

The shortest objective lens on the microscope has the lowest power (4*) and is called the scanning lens.

Correct AnswerverifiedShow Answer

In a physician's office laboratory, which of the following is (are) the most common hazardous chemical(s) ?

Correct AnswerverifiedShow Answer

A centrifuge load always contains an even number of tubes.

Correct AnswerverifiedShow Answer

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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anticoagulant
A chemical added...
View Answer

Correct Answer
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Correct Answer
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Correct Answer
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Hand washing
Hand wa...
View Answer

Correct Answer
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Correct Answer
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Congress passed the Clinical Laboratory ...
View Answer

Correct Answer
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Correct Answer
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The label information typically required...
View Answer

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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QC
The objective of QC in the ...
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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