Infection Control Exam Questions And
Answers |Latest 2025 | Guaranteed Pass.
What is the most effective procedure for preventing infection? - Answer✔Routine hand hygiene
The gastrointestinal tract is an example of a - Answer✔portal of exit
In 1941, the first infection control officer in the world was appointed in the United Kingdom; his
major role was to help - Answer✔Prevent surgical infections
One of the most important documents issued to address the spread of infectious disease was
OSHA's 1991 - Answer✔Bloodborne Pathogens Standard
While great strides in infection control have been made, it is estimated that one patient in
every ___ admissions will still develop an infection during his or her hospital stay, and more
than ______________ people will lose their lives. - Answer✔20; 100,000
The chain of infection is comprised of six links, ______ of which must be present for
transmission to occur. - Answer✔Each, all
In the chain of infection, the _______________ is the environment where the agent
reproduces. - Answer✔Reservoir
Transmission of the agent from the reservoir to the susceptible host can occur through which
routes? - Answer✔Contact, Droplet, Airborne
Examples of airborne infections include - Answer✔TB, chicken pox, measles
The final link in the chain of infection is the _______________, the person who lacks the ability
to resist the pathogen and fight off the infectious process. - Answer✔Susceptible host
Multidrug-resistant organisms, or MDROs, are defined as microorganisms, usually
_______________, that are resistant to one or more classes of antimicrobial agents. -
Answer✔Bacteria
The highest incidence of MDROs occurs in intensive care units in tertiary care centers because
of: - Answer✔Underlying medical conditions and recent surgeries and indwelling equipment
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One of the major factors in the surge of MDROs is that for years, physicians have been
prescribing antibiotics for colds, influenza, and other viral infections, even though it is well
known that these drugs are _____________. - Answer✔Ineffective
Antibiotics are not just overprescribed by doctors, they are also found in _____________. -
Answer✔Our food and water supply.
Antibiotic use in animals for food consumption is banned in - Answer✔Europe
Bacteria ___________ themselves quickly, and those that are about to survive exposure to one
antibiotic soon learn to resist others. - Answer✔Reinvent
MDROs are associated with __________ in patient morbidity and mortality, length of hospital
stays, and cost of care. - Answer✔Increases
The first and most important line of defense against the spread of MDROs is - Answer✔Proper
hand hygiene
___________ is a variant of the common bacteria Staphylococcus aureus that has mutated and
now has the ability to survive treatment with beta-lactam antibiotics such as penicillin,
methicillin, and cephalosporins. - Answer✔MRSA
VRE is primarily spread by __________ stool, urine, blood containing the bacteria, or items such
as bandages from an infected wound. - Answer✔Direct contact with
Pseudomonas infections usually occur in hospitals and/or in individuals with weakened
______________. - Answer✔Immune systems
Clostridium difficile is a spore-producing bacillus that is the most common cause of antibiotic
_____________. - Answer✔Diarrhea
The risk factors of multidrug-resistant tuberculosis include people who have developed more
than on case of TB, and: - Answer✔Those who do not follow the drug regimens prescribed by
their doctor.
The spread of infection of multidrug-resistant TB in hospitals is prevented with the use of
________________ as outlined in Airborne Precautions as well as Standard Precautions. -
Answer✔N-95 respirators
CRE infections can be lethal, with a mortality rate as high as ______ in some studies. -
Answer✔50%
Universal Precautions were announced by the CDC in 1987 in response to _____________. -
Answer✔The HIV epidemic
What does OSHA NOT define as a potentially infectious fluid? - Answer✔Sweat
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