ASSE 12080 LEGIONELLA EXAM QUESTIONS WITH VERIFIED SOLUTIONS -
UPDATED VERSION - COMPREHENSIVE REVIEW 2026/2027
The preferred tests for diagnosing Legionnaires' disease are _______ of
________ respiratory secretions (e.g., sputum) on selective media and the
Legionella ________ antigen test. - ANSWER Culture, lower, urinary
If indications warrant testing a patient for Legionnaires' disease, it is best
practice is to obtain the following:
a. sputum for culture
b. urine for the urinary antigen test
c. both sputum for culture and urine for a urinary antigen test concurrently -
ANSWER c. both sputum for culture and urine for a urinary antigen test
concurrently
Sputum for culture should ideally be obtained [before or after?] antibiotic
treatment, but the ________ _________ test can detect Legionella infections in
some cases for days to weeks after antibiotic treatment. - ANSWER Urinary
antigen
Legionnaires' disease is a serious type of pneumonia caused by _______, called
Legionella, that live in water. Legionella can make people sick when they
_________ contaminated water from building water systems that are not
adequately maintained. - ANSWER bacteria, inhale
Legionella is found naturally in ________ environments, but generally the low
amounts in freshwater do not lead to disease. To pose a health risk, Legionella
first has to _______. Then it has to be _________ so people can breathe in
small, contaminated water droplets. - ANSWER freshwater, grow, aerosolized
Legionella can grow in many parts of building water systems that are
continually _____. Certain devices, such as hot and cold water ________ tanks,
cooling towers, and decorative fountains can spread __________ water droplets.
- ANSWER wet, storage, contaminated
Construction, water main breaks, or changes in ________ water quality are
examples of factors _________ to buildings that can lead to Legionella growth.
- ANSWER municipal, external
, Biofilm, scale and sediment, water ___________ fluctuations, water pressure
changes, pH, inadequate disinfectant, and water stagnation are examples of
__________ building factors that can lead to Legionella growth - ANSWER
temperature, internal
Developing and maintaining a water management program is a multi-step,
____________ process. You need to review the elements of your program at
least _______ per year. - ANSWER continuous, once
There are 7 steps in developing and maintaining a water management program:
(1) establish a water management program ______ ,
(2) describe the building water systems using _____&_______
diagrams,
(3) identify areas where ____________ could grow and spread
(4) decide where control when control measures should be applied,
(5) Establish ways to __________ when control measures are not met,
(6) Make sure the program is running as designed and is effective,
(7) ____________ and communicate all activities. - ANSWER team, text &
flow, Legionella, intervene, document
Your water management program team could include the building owner or
manager, maintenance or ____________ employees, ______________ or
chemical suppliers, and/or other outside experts. Healthcare facilities should
include someone who understands accreditation standards and ______________
requirements, experts in ___________ prevention, a clinician with expertise in
infectious diseases, and risk and quality management staff. - ANSWER
engineering, equipment, licensing, infection
You will need to write a simple description of your building water systems and
devices, including:
· Where the building connects to the __________ water supply
· How water is __________
· Where pools, hot tubs, cooling towers, and water heaters or boilers are located
- ANSWER municipal, distributed
In addition to developing a written description of your building water systems,
you should develop a ________ diagram that can be _________ understood by
the whole team. - ANSWER flow, easily
Identify where potentially ___________ conditions could occur in your building
water systems. Each condition should be addressed _______________ with a
control point, ____________ , and limit. - ANSWER hazardous, individually,
measure
UPDATED VERSION - COMPREHENSIVE REVIEW 2026/2027
The preferred tests for diagnosing Legionnaires' disease are _______ of
________ respiratory secretions (e.g., sputum) on selective media and the
Legionella ________ antigen test. - ANSWER Culture, lower, urinary
If indications warrant testing a patient for Legionnaires' disease, it is best
practice is to obtain the following:
a. sputum for culture
b. urine for the urinary antigen test
c. both sputum for culture and urine for a urinary antigen test concurrently -
ANSWER c. both sputum for culture and urine for a urinary antigen test
concurrently
Sputum for culture should ideally be obtained [before or after?] antibiotic
treatment, but the ________ _________ test can detect Legionella infections in
some cases for days to weeks after antibiotic treatment. - ANSWER Urinary
antigen
Legionnaires' disease is a serious type of pneumonia caused by _______, called
Legionella, that live in water. Legionella can make people sick when they
_________ contaminated water from building water systems that are not
adequately maintained. - ANSWER bacteria, inhale
Legionella is found naturally in ________ environments, but generally the low
amounts in freshwater do not lead to disease. To pose a health risk, Legionella
first has to _______. Then it has to be _________ so people can breathe in
small, contaminated water droplets. - ANSWER freshwater, grow, aerosolized
Legionella can grow in many parts of building water systems that are
continually _____. Certain devices, such as hot and cold water ________ tanks,
cooling towers, and decorative fountains can spread __________ water droplets.
- ANSWER wet, storage, contaminated
Construction, water main breaks, or changes in ________ water quality are
examples of factors _________ to buildings that can lead to Legionella growth.
- ANSWER municipal, external
, Biofilm, scale and sediment, water ___________ fluctuations, water pressure
changes, pH, inadequate disinfectant, and water stagnation are examples of
__________ building factors that can lead to Legionella growth - ANSWER
temperature, internal
Developing and maintaining a water management program is a multi-step,
____________ process. You need to review the elements of your program at
least _______ per year. - ANSWER continuous, once
There are 7 steps in developing and maintaining a water management program:
(1) establish a water management program ______ ,
(2) describe the building water systems using _____&_______
diagrams,
(3) identify areas where ____________ could grow and spread
(4) decide where control when control measures should be applied,
(5) Establish ways to __________ when control measures are not met,
(6) Make sure the program is running as designed and is effective,
(7) ____________ and communicate all activities. - ANSWER team, text &
flow, Legionella, intervene, document
Your water management program team could include the building owner or
manager, maintenance or ____________ employees, ______________ or
chemical suppliers, and/or other outside experts. Healthcare facilities should
include someone who understands accreditation standards and ______________
requirements, experts in ___________ prevention, a clinician with expertise in
infectious diseases, and risk and quality management staff. - ANSWER
engineering, equipment, licensing, infection
You will need to write a simple description of your building water systems and
devices, including:
· Where the building connects to the __________ water supply
· How water is __________
· Where pools, hot tubs, cooling towers, and water heaters or boilers are located
- ANSWER municipal, distributed
In addition to developing a written description of your building water systems,
you should develop a ________ diagram that can be _________ understood by
the whole team. - ANSWER flow, easily
Identify where potentially ___________ conditions could occur in your building
water systems. Each condition should be addressed _______________ with a
control point, ____________ , and limit. - ANSWER hazardous, individually,
measure
