What is the most common cause of bacterial menin-gitis in children under five Haemophilus influenzae
years of age? type B
Neisseria meningitides
Group B Streptococci
Streptococcus pneumoniae
Haemophilus influenzae type B
How is "giardiasis" usually transmitted to others? a) Person-to-per- son
Person-to-person transfer of cysts from the fecesof the infected individual transfer of cysts from the
Drinking unfiltered water from streams and lakes fe- ces of the infected
Drinking unboiled water from streams and lakes individual
Drinking inadequately chlorinated water from amunicipal water distribution
system
Which of the following duties of state and local healthagencies is focused to protect c) Regulatory re-
the public's health andwelfare? sponsibilities
Community-intensive planning
Statutory administrative action
Regulatory responsibilities
Plan implementation
Which of the following is a measure of the amount oflight scattered by particles
suspended in a water testsample? b) Nephelomet- ric
Formazin Turbidity Units (FTU) Turbidity Units(NTU)
Nephelometric Turbidity Units (NTU)
Hydrosyntalic Turbidity Units (HTU)
Lorcetic Turbidity Units (LTU)
What is an epidemic?
The constant presence of a disease within a com-munity or region d) The occurrencein a
The presence of an infectious agent on a bodysurface community orregion of
The presence of infection in a host without clear,recognizable clinical symptoms cases ofan illness clearly
in excess of ex- pectancy
, RS/ REHS Practice Questions
d) The occurrence in a community or region of casesof an illness clearly in excess
of expectancy
What portal of entry should a field sanitarian protectto avoid contracting Lyme a) Skin
disease?
Skin
Respiratory tract
Reproductive organs
Digestive tract
Swimmer's itch is a common name for which of thefollowing diseases? c) Schistosomia-sis
Leptospirosis
Subdural dermatitis
Schistosomiasis
Trichiniasis
Which of the following factors would least contributeto the emergence of a new b) Heat disinfec-tion
infectious disease?
Human behavior
Heat disinfection
Antibiotic use
Disinfectant use contaminatedfood
Listeriosis is commonly associated with
contaminated water
contaminated food
infected mice escherichia coliO157:H7
infected birds
Hemolytic Uremic Syndrome is caused by an infec-tion with
dracunculus medinensis
staphylococcus aureus
escherichia coli O157:H7 lag phase
salmonella typhimurium
The basic principles of disease control include all ofthe following except
lag phase
, RS/ REHS Practice Questions
control of disease source
mode of transmission
understanding susceptibility
Which one of the following phrases most accuratelydescribes the term endemic? d) constant pres-ence of
sporadic occurrence of an illness an illness
illnesses that exceed expected levels
all illnesses present at any one time
constant presence of an illness
The interval between exposure to an infectious agentand the appearance of the
first symptom is called the d) incubation peri-od
transmission period
susceptible period
reactive period
incubation period
An environmental health specialist receives a cashpayment from a restaurant a) malfeasance
operator in order to re- ceive a passing restaurant inspection score. This event is
known as
malfeasance
misfeasance
nonfeasance
exclusionary rule
An environmental health manager trains environmen-tal health specialists on the c) nonfeasance
operation of environmen-tal probe thermometers. In the interest of time, the
manager omits a training section on safe sheathing ofthe thermometer, and
subsequently an environmentalhealth specialist punctures their finger and injures
themselves. This is an example of
malfeasance
misfeasance
nonfeasance
exclusionary rule
b) misfeasance
, RS/ REHS Practice Questions
An environmental health specialist informs vector control staff to perform
"landing counts" on their skin in a known mosquito breeding ground which is
confirmed to be positive with West Nile virus. This isan example of
malfeasance
misfeasance
nonfeasance
exclusionary rule
Vehicleborne, vectorborne, or airborne are all exam-ples of:
indirect mode of transmission a) indirect mode of
direct mode of transmission transmission
hosts
life cycle sequences
An employer is held liable for the torts of its employ-
respondeat su-
ees committed within the scope of their employment. perior
This is referred to as:
respondeat superior
parens patriae
substituted judgement
corporate privilege
Performance of an authorized act in an unauthorizedmanner is called misfeasance
nonfeasance
misfeasance
malfeasance
disfeasance
An action authorized by law to restrict or prevent the movement of goods for the
protection of publichealth, safety and welfare is called an order of embargo
injunction
withholding
embargo
seizure
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