Question 1

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.

Question 2

Aerosolization in a centrifuge can be prevented by ensuring that

Accepted Answer

A)   the tubes have an equal amount of fluid.
B)   the atmosphere has 5% carbon dioxide.
C)   the tubes are tightly capped.
D)   rubber cups are in the bottom of the carriers.

Question 3

The clinical chemistry department performs which of the following tests?

Accepted Answer

A)   Presence of ketones in urine
B)   Cell morphology
C)   Blood cell count
D)   Lipid profile D

Question 4

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 above

Question 5

The act passed by Congress to establish quality standards for all laboratory testing is referred to as

Accepted Answer

A)   FDA.
B)   CDC.
C)   CLIA.
D)   MSDS.

Question 6

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

Accepted Answer

The answer of __________ is the single most important means...

Question 7

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 above

Question 8

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

Accepted Answer

The answer of The objective of __________ in the medical...

Question 9

Incubators used in the microbiology laboratory generally maintain a constant temperature of

Accepted Answer

A)   90° to 94° F.
B)   95° to 98.6° F.
C)   99° to 104° F.
D)   104.4° to 110° F.

Question 10

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 11

A test may be used for testing patients when a series of control results show test

Accepted Answer

A)   precision.
B)   accuracy.
C)   reliability.
D)   None of the above

Question 12

Medical assistants are trained to perform high-complexity tests in the physician's office.

Accepted Answer

A) True 
 B)False  False

Question 13

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

Accepted Answer

A) True 
 B)False  True

Question 14

The gram is the unit of mass in the metric system.

Accepted Answer

A) True 
 B)False

Question 15

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

Question 16

A blood culture and sensitivity (C&S)  test is most likely to be performed in which division of the clinical laboratory?

Accepted Answer

A)   Urinalysis
B)   Chemistry
C)   Hematology
D)   Microbiology

Question 17

Balancing a centrifuge requires that all tubes in the load

Accepted Answer

A)   have an equal amount of liquid of the same viscosity.
B)   are of equal size and shape.
C)   have a partner directly across in the rotor holder.
D)   All of the above

Question 18

Which of the following is the most effective means of preventing infection and is the single most effective way of preventing the spread of all infections?

Accepted Answer

A)   Use of PPE
B)   Hand hygiene
C)   Safe needle practices
D)   Respiratory hygiene

Question 19

Chain of custody procedures are extremely important when specimens are collected and handled for drug and alcohol testing.

Accepted Answer

A) True 
 B)False

Question 20

What power lens objective is used with a special oil that is placed directly on the slide?

Accepted Answer

A)   4*
B)   10*
C)   40 or 45*
D)   100*

Exam 44: Assisting in the Clinical Laboratory

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

Correct AnswerverifiedShow Answer

Aerosolization in a centrifuge can be prevented by ensuring that

Correct AnswerverifiedShow Answer

The clinical chemistry department performs which of the following tests?

Correct AnswerverifiedD

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

Correct AnswerverifiedShow Answer

The act passed by Congress to establish quality standards for all laboratory testing is referred to as

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Incubators used in the microbiology laboratory generally maintain a constant temperature of

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

A test may be used for testing patients when a series of control results show test

Correct AnswerverifiedShow Answer

Medical assistants are trained to perform high-complexity tests in the physician's office.

Correct AnswerverifiedFalse

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

Correct AnswerverifiedTrue

The gram is the unit of mass in the metric system.

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

A blood culture and sensitivity (C&S) test is most likely to be performed in which division of the clinical laboratory?

Correct AnswerverifiedShow Answer

Balancing a centrifuge requires that all tubes in the load

Correct AnswerverifiedShow Answer

Which of the following is the most effective means of preventing infection and is the single most effective way of preventing the spread of all infections?

Correct AnswerverifiedShow Answer

Chain of custody procedures are extremely important when specimens are collected and handled for drug and alcohol testing.

Correct AnswerverifiedShow Answer

What power lens objective is used with a special oil that is placed directly on the slide?

Correct AnswerverifiedShow Answer

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The label information typically required...
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False

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True

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