Midterm Exam

Question 1

Three principle rights of workers

Answer 1

• right to refuse dangerous work without penalty
• right to participate in identifying and correcting hazards in the workplace
• right to know about hazards in the workplace

Question 2

What is the Internal Responsibility System?

Answer 2

Canadian OSHA is based on it

All major stakeholders are assigned specific responsibilities and are responsible for health and safety

Question 3

What is Joint Occupational Health and Safety Committees?

Answer 3

• required by law in most place based on size (20+)
• required in smaller businesses in some cases
• helps ensure internal responsibility system is working
• provide nonadversarial environment for labour and management to meet and make things safe

Question 4

WHMIS

Answer 4

• labels to alert user to hazard
• material safety data sheets (MSDSs)
• procedures for safe handling
• employee training
• aligned with GHS, includes some elements

Question 5

Workers Compensation process for reporting

Answer 5

information needed from 3 parties - employer, employee, physician.

• employer files form 7 within 3 days, about worker, workplace, injury, type of work, hours, wages, incident, lost work time. employer keeps in touch with worker, finds safe employment options, and updates wcb
• employee reports injury to employer, files form 6 even with no lost time. Info is same as employer. Worker must take active role in treatment, cooperate with return to work options, communicate with employer and wcb
• physician files form 8, includes other additional info from other health care providers (physio, etc).
• entitlement officer takes on file at wcb and makes decision, benefits start if it is approved
• possible to appeal decision

Question 6

Workers Compensation rates and methods

Answer 6

• Based on per $100 of payroll expenses, uses calculator and rate group categorized by type of business
• 75-85% of wages from last 12 months
• not based on potential loss of future earnings
• looks at age, degree of impairment, number of dependents for disability/pension pay

Question 7

What are the 5 categories of hazards?

Answer 7

1. People
2. Equipment
3. Environment
4. Materials
5. Processes

Question 8

Risk Assessment methods (determining risk)

Answer 8

based on severity and probability

Question 9

What are the supervisors general duties?

Answer 9

• ensure the safety of people working under supervisor

- includes equipment, procedure, ppe, etc

Question 10

How do you use the source path human method of control?

Answer 10

the closer to the source the control is the more effective it is

Question 11

What is lockout?

Answer 11

removing the source of energy from a machine, particularly during preventative maintenance

Question 12

What is harmful ionizing radiation?

Answer 12

x ray, nuclear, radon, (electromagnetic)
measured in rem
can be whole body, localized, acute, chronic
causes genetic effects: burns, cell mutation, radiation sickness
control by shielding, job rotation, PPE, training

Question 13

Name a few heat related illnesses

Answer 13

Heat rash
Heat edema
Heat cramps
Heat stroke
Heat hyperpyrexia

Question 14

Substitution with less hazardous chemicals
proces enclosure exhaust ventilation
closed systems
maintenance of engineering control systems
vapour recovery
control of ignition systems
are ______________ controls for ____________.

Answer 14

Engineering, chemicals

Question 15

Stressors

Answer 15

work load, work pace, role stress, career concerns, work scheduling, interpersonal concerns, job content/control

Question 16

Risk factors for workplace violence

Answer 16

1. scheduling (taxi drivers)
2. authority (ER nurses)
3. valuables (pharmacy)
4. care for others (CSW)

Question 17

____________ is the modification of work processes, equipment, and materials to reduce exposure to hazards.

Answer 17

engineering control

Question 18

1. suppression
2. barriers
3. modifications
4. substitution
5. isolation
   are all part of what type of control?

Answer 18

point of contact

Question 19

1. subsitution
2. ventilation
3. isolation
   are all part of what type of control?

Answer 19

engineering

Question 20

List 3 kinds of engineering controls.

Answer 20

1. process modification
2. machine guarding
3. equipment design

Question 21

_____________ control management involves work practices, policies, procedures, training, and rules.

Answer 21

Administrative

Question 22

What are 3 methods for increasing safety awareness?

Answer 22

1. visible reminders
2. special events
3. awards and incentives

Question 23

What are 3 methods for preventative maintenance?

Answer 23

1. lockout procedures
2. work permits
3. confined-space entry

Question 24

____ should be considered a backup to other control methods.

Answer 24

PPE

Question 25

What is non-ionizing radiation?

Answer 25

electromagnetic radiation without the energy to turn matter into ions, made up of photons includes microwave, radio, infrared, light, UV less negative effects use sunscreen, sunglasses, etc

Question 26

Shields, walls, locked doors, warning signs, displays, and ventilation systems are engineering controls used to reduce risk of ____________.

Answer 26

radiation exposure

Question 27

Regular inspection and maintenance schedules, SOPs, and proper labelling and inventory of radioactive materials are examples of _____________ controls.

Answer 27

administrative

Question 28

Gradual hearing loss is also know as ____________.

Answer 28

temporary threshold shift

Question 29

In what 3 ways can noise affect human health?

Answer 29

1. physiological damage to hearing (NIHL) 2. sociological damage (startle response, headache, hormone changes) 3. psychological effects (stress)

Question 30

how can noise be best controlled?

Answer 30

1. elimination if possible 2. path - move worker, sound, or attenuate 3. human - ppe

Question 31

how can noise be best controlled?

Answer 31

1. elimination if possible 2. path - move worker, sound, or attenuate 3. human - ppe

Question 32

Best ways to control heat exposure?

Answer 32

engineering: insulate, shield, AC, ventilation administrative: administrative: reduce activity, supervision, work-rest periods, requirements to help acclimatize workers PPE

Question 33

cold related illnesses

Answer 33

``` chilblains immersion foot trench foot frost nip frost bite hypothermia ```

Question 34

Best ways to control cold exposure?

Answer 34

engineering: heaters, shields administrative: work-rest, cold weather procedures human - dress warm

Question 35

SOPS, education and training, labels, housekeeping, maintenance, record keeping, waste disposal are all ____________ for ______________.

Answer 35

work practice/administrative, chemicals

Question 36

SOPS, education and training, labels, housekeeping, maintenance, record keeping, waste disposal are all ____________ for ______________.

Answer 36

work practice/administrative, chemicals

Question 37

what are 4 types of strain?

Answer 37

1. psychological 2. physical 3. organizational 4. behavioural