Occupational Health & Safety lecture
Exam 2025 With 100% Correct Answers
What are the 5 different risks/hazards? - correct answers ✔✔1. Physical hazards
2. Biological hazards
3. Waste disposal
4. Chemical & radiation hazards
5. Allergies
What is ergonomics hazards? - correct answers ✔✔Matching job to worker. Deals with workplace design
and considerations to user ability.
What is moderate to heavy physical labor? - correct answers ✔✔Moving heavy equipment (strains)
slippery floor
What are examples of sharps? - correct answers ✔✔Needles, broken glass, syringes, pipettes, scalpels
What is Class A flammable material?
Examples in Vet Med? - correct answers ✔✔General combustible materials (wood, paper and cloth)
Animal bedding, paper gowns, plastic animal cages, paper towls, laboratory wipes
What is Class B flammable material?
Examples in Vet Med? - correct answers ✔✔Flammable solvents (flammable gases and liquids such as oil
and paint)
Painting animal care rooms, cleaning floors and surfaces, sterilizing equipment, administering
anesthesia, and performing analyses of tissues
What is Class C flammable materials?
, Examples in Vet Med? - correct answers ✔✔Electric equipment
Lighting, wet vacuums, steam-cleaning units, automatic cage-washers, and many types of laboratory
equipment
What is Class D flammable materials?
Examples in Vet Med? - correct answers ✔✔Combustible metals (Mg, Na, K)
Not common in animal care facilities but might exist in some laboratories
What are examples of the physical hazard-Pressure vessels? - correct answers ✔✔-Compressed gas
cylinders
-Air receivers
-High pressure washing equipment
-Hydraulic lift lines
-Autoclaves
What can the physical hazard-Lighting? - correct answers ✔✔Visual fatigue or create safety hazards that
cause trips, slips or falls in humans.
Albino animals more sensitive to light
Precautions to take with the physical hazard-UV Radiation? - correct answers ✔✔Employees eyes and
skin should be protected.
Interlocking devices can be used to turn off UV sources before exposed areas are entered.
Uv radiation reacts with the vapors of chlorinated solvents to produce phosgene, a potent lung irritant
(should be used in well ventilated area)
Precautions to take with the physical hazard-Lasers? - correct answers ✔✔Personnel trined in the
hazards and the means to protect themselves.
High-power lasers; enclose or shield beam (iff possible), provide interlocking doors where the laser will
be used.
May produce substantial aerosols, fumes and toxic gases, should be controlled to prevent harmful
exposures of employees
Exam 2025 With 100% Correct Answers
What are the 5 different risks/hazards? - correct answers ✔✔1. Physical hazards
2. Biological hazards
3. Waste disposal
4. Chemical & radiation hazards
5. Allergies
What is ergonomics hazards? - correct answers ✔✔Matching job to worker. Deals with workplace design
and considerations to user ability.
What is moderate to heavy physical labor? - correct answers ✔✔Moving heavy equipment (strains)
slippery floor
What are examples of sharps? - correct answers ✔✔Needles, broken glass, syringes, pipettes, scalpels
What is Class A flammable material?
Examples in Vet Med? - correct answers ✔✔General combustible materials (wood, paper and cloth)
Animal bedding, paper gowns, plastic animal cages, paper towls, laboratory wipes
What is Class B flammable material?
Examples in Vet Med? - correct answers ✔✔Flammable solvents (flammable gases and liquids such as oil
and paint)
Painting animal care rooms, cleaning floors and surfaces, sterilizing equipment, administering
anesthesia, and performing analyses of tissues
What is Class C flammable materials?
, Examples in Vet Med? - correct answers ✔✔Electric equipment
Lighting, wet vacuums, steam-cleaning units, automatic cage-washers, and many types of laboratory
equipment
What is Class D flammable materials?
Examples in Vet Med? - correct answers ✔✔Combustible metals (Mg, Na, K)
Not common in animal care facilities but might exist in some laboratories
What are examples of the physical hazard-Pressure vessels? - correct answers ✔✔-Compressed gas
cylinders
-Air receivers
-High pressure washing equipment
-Hydraulic lift lines
-Autoclaves
What can the physical hazard-Lighting? - correct answers ✔✔Visual fatigue or create safety hazards that
cause trips, slips or falls in humans.
Albino animals more sensitive to light
Precautions to take with the physical hazard-UV Radiation? - correct answers ✔✔Employees eyes and
skin should be protected.
Interlocking devices can be used to turn off UV sources before exposed areas are entered.
Uv radiation reacts with the vapors of chlorinated solvents to produce phosgene, a potent lung irritant
(should be used in well ventilated area)
Precautions to take with the physical hazard-Lasers? - correct answers ✔✔Personnel trined in the
hazards and the means to protect themselves.
High-power lasers; enclose or shield beam (iff possible), provide interlocking doors where the laser will
be used.
May produce substantial aerosols, fumes and toxic gases, should be controlled to prevent harmful
exposures of employees
