Chapter 2 Health and Safety Flashcards
Having direct contact with a chemical through skin absorption means you have experienced
______.
A) exposure
B) proximity
C) dose
D) harm
A) exposure
A responder has been exposed to a single dose of a material during an emergency response,
best describing ____________.
A) acute effects
B) chronic effects
C) acute exposure
D) chronic exposure
C) acute exposure
A responder has been exposed to a single exposure or repeated doses or exposures over a relatively long period of time, best describing ____________.
A) acute effects
B) chronic effects
C) acute exposure
D) chronic exposure
B) chronic effects
Defined as the ability of a substance to cause injury to a biological tissue.
A) Exposure
B) Toxicity
C) acute effects
D) chronic exposure
B) Toxicity
A responder is exhibiting signs and symptoms as he/she is resting in rehab after performing
control functions at a hazardous materials incident, best describing ____________.
A) acute effects
B) chronic effects
C) acute exposure
D) chronic exposure
A) acute effects
Routes of exposure are a prime way for hazardous materials to enter the body and cause harm.
The route that is most common and dangerous is ________.
A) inhalation
B) ingestion
C) injection
D) skin absorption
A) inhalation
The introduction of a chemical into the body through the mouth or inhaled chemicals trapped in saliva and swallowed best describes what type of exposure?
A) inhalation
B) Skin absorption
C) ingestion
D) direct contact
C) ingestion
An acid burn on skin is what type of exposure?
A) inhalation
B) Skin absorption
C) ingestion
D) direct contact
D) direct contact
Prohibiting personnel from drinking, eating, or smoking except in designated areas, such as
rehab, after decontamination will prevent exposure through _______.
A) ingestion
B) injection
C) direct contact
D) skin absorption
A) ingestion
Being exposed to a high-pressure stream of gases or liquids could introduce hazardous
materials into your body similar to the manner in which flu shots are administered with
pneumatic guns is this method of exposure.
A) Inhalation
B) Injection
C) Ingestion
D) Skin absorption
B) Injection
Which of the following statements is fatal when discussing dose response to a material?
A) Small amount over a short period of time (60 mins)
B) Small amount over a long period of time (24 hrs)
C) Large amount over a short period of time (60 mins)
D) Large amount over a long period of time (24 hrs)
C) Large amount over a short period of time (60 mins)
A ______ effect occurs when a chemical enters the bloodstream and attacks target organs?
A) dose
B) local
C) systemic
D) toxic
C) systemic
The term for a systemic poison that attacks the blood system is ______.
A) hematotoxin
B) nephrotoxin
C) neurotoxin
D) teratogen
A) hematotoxin
This type of harm involves exposure to either hot or cold temperatures.
A) Corrosive
B) Etiological
C) Mechanical
D) Thermal
D) Thermal
Inhalation of corrosive gases causing burns or acute swelling to the upper respiratory tract is
a result of which harm event?
A) Corrosive
B) Etiological
C) Poisonous
D) Radiation
A) Corrosive
Events created by uncontrolled exposures to living microorganisms?
A) Corrosive
B) Etiological
C) Poisonous
D) Radiation
B) Etiological
Events resulting from direct contact with fragments and blast effects scattered because of a container failure, explosion, bombing, or shock wave is what?
A) Thermal
B) Mechanical
C) Poisonous
D) Asphyxiation
B) Mechanical
What is the measurement of toxicity where the concentration of an inhaled substance results
in death among 50% of the test populace?
A) Lethal concentration
B) Lethal dose
C) Parts per million
D) Parts per billion
A) Lethal concentration
What is the measurement of toxicity where the concentration of an ingested, absorbed, or injected substance results in death among 50% of the test populace?
A) Lethal concentration
B) Lethal dose
C) Parts per million
D) Parts per billion
B) Lethal dose
This is the 15-minute, time-weighted average exposure that should not be exceeded at any
one time, nor be repeated more than four times daily with a 60-minute rest period between each
exposure.
A) Threshold-limit value/time-weighted average
B) Permissible exposure limit
C) Short-term exposure limit
D) Level that is immediately dangerous to life or health
C) Short-term exposure limit
The maximum airborne concentration of a material to which an average healthy person may be exposed repeatedly for 8 hours each day, 40 hours per week without suffering adverse effects?
A) Threshold-limit value/time-weighted average
B) Permissible exposure limit
C) Short-term exposure limit
D) Level that is immediately dangerous to life or health
A) Threshold-limit value/time-weighted average
An atmospheric concentration of any toxic, corrosive, or asphyxiant substance that poses an immediate threat to life, or would cause irreversible or delayed adverse health effects, or would interfere with an individual’s ability to escape from a dangerous atmosphere?
(IDLH) Immediately Dangerious to life or health
Infrared waves, radio waves, and visible light are all examples of _______ radiation, which
is also characterized by its lack of energy to remove electrons from atoms.
A) non-ionizing
B) ionizing
C) X-ray
D) nuclear
A) non-ionizing
Largest of the common radioactive particles, these have an extremely limited penetrating
power, and primarily have an internal hazard when ingested or inhaled.
A) Alpha
B) Beta
C) Gamma
D) Neutron
A) Alpha
This is the most dangerous form of common radiation because of the speed at which it
moves, its ability to pass through human tissue, and the great distances it can travel.
A) Alpha
B) Beta
C) Gamma
D) Neutron
C) Gamma
This heat-related condition is indicated by an inflammation of the skin resulting from
prolonged exposure and a decrease of the body's ability to tolerate heat.
A) Heat rash
B) Heat cramps
C) Heat exhaustion
D) Heat stroke
A) Heat rash
This heat-related condition exhibits as a mild form of shock when the circulatory system
begins to fail as a result of the body's inadequate effort to give off excessive heat.
A) Heat rash
B) Heat cramps
C) Heat exhaustion
D) Heat stroke
C) Heat exhaustion
This heat-related condition is severe and sometimes fatal condition resulting from failure of the temperature regulating capacity of the body
A) Heat rash
B) Heat cramps
C) Heat exhaustion
D) Heat stroke
D) Heat stroke
Heat stress should be managed through a series of both administrative controls and the use
of PPE cooling devices. This option utilizes an airline and large quantities of breathing air, which
supply airlines attached to the chemical protective clothing.
A) Air-cooled jackets and suits
B) Ice-cooled vests
C) Liquid-cooled vests and suits
D) Phase-change cooling technology
A) Air-cooled jackets and suits
This PPE cooling option utilizes a pump that circulates a chilled substance through a vest or
full body-cooling garment. These units often add weight to the wearer and bulk to the CPC.
A) Air-cooled jackets and suits
B) Ice-cooled vests
C) Liquid-cooled vests and suits
D) Phase-change cooling technology
C) Liquid-cooled vests and suits
Two factors that significantly influence the development of cold injuries are ambient
temperature and ___________.
A) humidity
B) rainfall amount
C) snow depth
D) wind velocity
D) wind velocity
Which of the following is not a good practice for operating in cold environments?
A) Allowing responders to wear phase-change vests
B) Monitoring physical working conditions
C) Providing warm shelters for donning and doffing
D) Scheduling work and rest periods
A) Allowing responders to wear phase-change vests
What should responders be provided to prevent exposure to excessive noise?
A) Earmuffs
B) Hardhats
C) Headsets
D) Nomex hood
A) Earmuffs
A _____________ is the cornerstone of an effective employee health management program.
A) medical exercise program
B) medical physical program
C) medical safety program
D) medical surveillance program
D) medical surveillance program
During pre-employment screening, a determination of fitness to wear respiratory protection
is accomplished through .
A) an endurance test
B) fit testing
C) an obstacle course
D) a pre-employment screening
B) fit testing
Specific responsibilities of EMS or medical group personnel include the following
EXCEPT:
A) Communication with local hospitals.
B) Decontamination personnel.
C) Monitoring of Pre-entry and post-entry vitals.
D) Treatment and triage area.
B) Decontamination personnel.
Hazmat emergencies and the potential health risks from exposures can create high levels of
_________ stress for both responders and their families.
A) critical
B) monetary
C) physiological
D) psychological
D) psychological
Recognizing the relationship between the environment being encountered, the response
objectives, the PPE user, and the PPE ensemble used explains this PPE program component.
A) Equipment selection and use
B) Hazard assessment
C) Medical monitoring
D) Training program
A) Equipment selection and use
