Question 1

When performing tests in the microbiology laboratory,the detection limit of a test refers to the _____ of that test.

Accepted Answer

A)  Analytic specificity 
B)  Analytic sensitivity 
C)  Clinical sensitivity 
D)  Clinical specificity 
A)  Analytic specificity 
B)  Analytic sensitivity 
C)  Clinical sensitivity 
D)  Clinical specificity B

Question 2

All of the following provide guidelines to ensure the continual correct performance of tests EXCEPT:

Accepted Answer

A)  Accrediting agencies 
B)  Regulatory agencies 
C)  Centers for Disease Control and Prevention (CD
C)  
D)  Manufacturers 
A)  Accrediting agencies 
B)  Regulatory agencies 
C)  Centers for Disease Control and Prevention (CD
C)  
D)  Manufacturers C

Question 3

Incidence is:

Accepted Answer

A)  The frequency of a disease at a designated single point in time in the population being tested 
B)  The number of new cases of disease over a period of time 
C)  Proportion of negative test results in a population known to be free of disease 
D)  Positive results in patients with the disease 
A)  The frequency of a disease at a designated single point in time in the population being tested 
B)  The number of new cases of disease over a period of time 
C)  Proportion of negative test results in a population known to be free of disease 
D)  Positive results in patients with the disease B

Question 4

How can personnel competency be determined?

Accepted Answer

A)  Asking an employee to explain how to do a test 
B)  Proficiency testing 
C)  Asking another employee to comment on someone's competency 
D)  Assuming competency from one's credentials 
A)  Asking an employee to explain how to do a test 
B)  Proficiency testing 
C)  Asking another employee to comment on someone's competency 
D)  Assuming competency from one's credentials

Question 5

When choosing a test to perform in your laboratory,an in-house verification is always performed.Verification of a test:

Accepted Answer

A)  Serves to establish that the performance parameters of the test are satisfactory 
B)  Lets techs actually perform the test 
C)  Lets physicians perform the test 
D)  Allows laboratory management to view positive results 
A)  Serves to establish that the performance parameters of the test are satisfactory 
B)  Lets techs actually perform the test 
C)  Lets physicians perform the test 
D)  Allows laboratory management to view positive results

Question 6

Customers of a laboratory include all the following EXCEPT:

Accepted Answer

A)  Patients 
B)  Insurers 
C)  Doctors 
D)  Accrediting organizations 
A)  Patients 
B)  Insurers 
C)  Doctors 
D)  Accrediting organizations

Question 7

In January 2004,The Joint Commission (TJC)implemented performance measurements for organizational systems that are critical to patient safety,quality of care,treatment,and services.This new initiative is called:

Accepted Answer

A)  Performance improvement 
B)  Quality control 
C)  Quality assurance 
D)  Shared visions-new pathway 
A)  Performance improvement 
B)  Quality control 
C)  Quality assurance 
D)  Shared visions-new pathway

Question 8

The following are provisions of CLIA 88 EXCEPT:

Accepted Answer

A)  Verify employee competency upon employment. 
B)  Determine an employee's competency. 
C)  Reverify the employee's competency monthly. 
D)  Reverify the employee's competency annually. 
A)  Verify employee competency upon employment. 
B)  Determine an employee's competency. 
C)  Reverify the employee's competency monthly. 
D)  Reverify the employee's competency annually.

Question 9

Which of the following is an example of a mission statement for an institution?

Accepted Answer

A)  "The AFMS Flagship-Comprehensive Healthcare…On Time…On Target" 
B)  "Working Together for a Healthy America" 
C)  "Your Total eLearning Solution" 
D)  "Will Answer Questions Correctly 95% of the Time" 
A)  "The AFMS Flagship-Comprehensive Healthcare…On Time…On Target" 
B)  "Working Together for a Healthy America" 
C)  "Your Total eLearning Solution" 
D)  "Will Answer Questions Correctly 95% of the Time"

Question 10

Popular media choices for maintaining stock cultures include:

Accepted Answer

A)  TSA deeps 
B)  Cornmeal 
C)  Sabouraud dextrose 
D)  CTA with glucose 
A)  TSA deeps 
B)  Cornmeal 
C)  Sabouraud dextrose 
D)  CTA with glucose

Question 11

A technician is performing a chemistry test on a control sample.The technician gets the following values for the control: 4.3,4.3,4.3,4.2,4.4,4.3,4.2,and 4.4.The actual value is 4.3.These results are said to be:

Accepted Answer

A)  Systematically inaccurate 
B)  Sensitive 
C)  Accurate 
D)  Bias 
A)  Systematically inaccurate 
B)  Sensitive 
C)  Accurate 
D)  Bias

Question 12

What is benchmarking?

Accepted Answer

A)  Identifying a problem to be fixed 
B)  Seeking an industry's or profession's best practices to imitate and improve 
C)  Explaining why a problem occurred 
D)  Asking the CEO's opinion and going with his or her idea 
A)  Identifying a problem to be fixed 
B)  Seeking an industry's or profession's best practices to imitate and improve 
C)  Explaining why a problem occurred 
D)  Asking the CEO's opinion and going with his or her idea

Question 13

The morning tech arrives at the microbiology laboratory and goes around checking daily temperatures.This person will check temperatures daily on all of the following temperature-dependent equipment EXCEPT:

Accepted Answer

A)  Centrifuges 
B)  Incubators 
C)  Heating blocks 
D)  Refrigerators 
A)  Centrifuges 
B)  Incubators 
C)  Heating blocks 
D)  Refrigerators

Question 14

Preventive maintenance on an instrument includes all the following EXCEPT:

Accepted Answer

A)  Disinfecting the surface of the instrument 
B)  Oiling and cleaning the instrument 
C)  Replacing filters 
D)  Recalibrating instruments 
A)  Disinfecting the surface of the instrument 
B)  Oiling and cleaning the instrument 
C)  Replacing filters 
D)  Recalibrating instruments

Question 15

Antimicrobial susceptibility is hard to control because many of the same species of organisms have a varied susceptibility to particular antibiotics.To reduce this variation,Clinical and Laboratory Standards Institute (CLSI)guidelines recommend the following:

Accepted Answer

A)  Use in-house organisms isolated from past patients 
B)  Share strains between hospital laboratories 
C)  Use specific strains from American Type Culture Collection (ATC
C)  
D)  Obtain test strains from Centers for Disease Control and Prevention (CD
C)  
A)  Use in-house organisms isolated from past patients 
B)  Share strains between hospital laboratories 
C)  Use specific strains from American Type Culture Collection (ATC
C)  
D)  Obtain test strains from Centers for Disease Control and Prevention (CD
C)

Question 16

Thermometers used in the laboratory must be calibrated before they are put into use.This is accomplished by:

Accepted Answer

A)  Sending to the National Institute of Standards and Technology (NIST) to determine its accuracy 
B)  Checking against an NIST thermometer 
C)  Measuring the grades to make sure they are the standard size and accuracy 
D)  Using a colored dye 
A)  Sending to the National Institute of Standards and Technology (NIST) to determine its accuracy 
B)  Checking against an NIST thermometer 
C)  Measuring the grades to make sure they are the standard size and accuracy 
D)  Using a colored dye

Question 17

A test can have both a positive and negative predictive value.All the following elements are needed to compute the positive and negative predictive value of a test EXCEPT:

Accepted Answer

A)  Sensitivity of a test 
B)  Specificity of a test 
C)  Incidence of the disease being tested 
D)  Prevalence of the disease being tested 
A)  Sensitivity of a test 
B)  Specificity of a test 
C)  Incidence of the disease being tested 
D)  Prevalence of the disease being tested

Question 18

Media that do not need to be retested by the hospital laboratory must still undergo observation for all of the following EXCEPT:

Accepted Answer

A)  Moisture 
B)  Sterility 
C)  Breakage 
D)  Organism colony characteristics 
A)  Moisture 
B)  Sterility 
C)  Breakage 
D)  Organism colony characteristics

Question 19

All of the following activities are included in a laboratory quality control program EXCEPT:

Accepted Answer

A)  Air quality 
B)  Temperatures 
C)  Media 
D)  Antimicrobial susceptibility testing 
A)  Air quality 
B)  Temperatures 
C)  Media 
D)  Antimicrobial susceptibility testing

Question 20

Actual laboratory testing is called a(n):

Accepted Answer

A)  Preanalytic activity 
B)  Analytic activity 
C)  Postanalytic activity 
D)  Research activity 
A)  Preanalytic activity 
B)  Analytic activity 
C)  Postanalytic activity 
D)  Research activity

Exam 5: Performance Improvement in the Microbiology Laboratory

When performing tests in the microbiology laboratory,the detection limit of a test refers to the _____ of that test.

All of the following provide guidelines to ensure the continual correct performance of tests EXCEPT:

Incidence is:

How can personnel competency be determined?

When choosing a test to perform in your laboratory,an in-house verification is always performed.Verification of a test:

Customers of a laboratory include all the following EXCEPT:

In January 2004,The Joint Commission (TJC)implemented performance measurements for organizational systems that are critical to patient safety,quality of care,treatment,and services.This new initiative is called:

The following are provisions of CLIA 88 EXCEPT:

Which of the following is an example of a mission statement for an institution?

Popular media choices for maintaining stock cultures include:

A technician is performing a chemistry test on a control sample.The technician gets the following values for the control: 4.3,4.3,4.3,4.2,4.4,4.3,4.2,and 4.4.The actual value is 4.3.These results are said to be:

What is benchmarking?

The morning tech arrives at the microbiology laboratory and goes around checking daily temperatures.This person will check temperatures daily on all of the following temperature-dependent equipment EXCEPT:

Preventive maintenance on an instrument includes all the following EXCEPT:

Antimicrobial susceptibility is hard to control because many of the same species of organisms have a varied susceptibility to particular antibiotics.To reduce this variation,Clinical and Laboratory Standards Institute (CLSI)guidelines recommend the following:

Thermometers used in the laboratory must be calibrated before they are put into use.This is accomplished by:

A test can have both a positive and negative predictive value.All the following elements are needed to compute the positive and negative predictive value of a test EXCEPT:

Media that do not need to be retested by the hospital laboratory must still undergo observation for all of the following EXCEPT:

All of the following activities are included in a laboratory quality control program EXCEPT:

Actual laboratory testing is called a(n):

Bacterial Cell Structure, physiology, Metabolism, and Genetics

Host-Parasite Interaction

Laboratory Role in Infection Control

Control of Microorganisms

Specimen Collection and Processing

Microscopic Examination of Infected Materials

Use of Colonial Morphology for the Presumptive Identification of Microorganisms

Biochemical Identification of Gram-Negative Bacteria

Immunodiagnosis of Infectious Diseases

Applications of Molecular Diagnostics

Antibiotic Mechanisms of Action and Resistance

Antimicrobial Susceptibility Testing

Staphylococci

Streptococcus, enterococcus, and Other Catalase-Negative Gram-Positive Cocci

Aerobic Gram-Positive Bacilli

Neisseria Species and Moraxella Catarrhalis

Haemophilus and Other Fastidious Gram-Negative Bacilli

Enterobacteriaceae

Vibrio,aeromonas,plesiomonas and Campylobacter Species

Nonfermenting and Miscellaneous Gram-Negative Bacilli

Anaerobes of Clinical Importance

Spirochetes

Chlamydia and Rickettsia

Mycoplasma and Ureaplasma

Mycobacterium Tuberculosis and Other Nontuberculosis Mycobacteria

Medically Significant Fungi

Diagnostic Parasitology

Clinical Virology

Agents of Bioterror

Biofilms: Architects of Disease

Upper and Lower Respiratory Tract Infections

Skin and Soft Tissue Infections

Gastrointestinal Infections and Food Poisoning

Infections of the Central Nervous System

Bacteremia and Sepsis

Urinary Tract Infections

Genital Infections and Sexually Transmitted Diseases

Infections in Special Populations

Zoonotic Diseases

Ocular Infections

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