Question 1

Discuss commonalities in regards to the origins,effects,and control of the four types of physical agents.

Accepted Answer

All physical agents are related to sourc

Question 2

Rick is the supervisor of a road crew working on highway resurfacing.What administrative control would help his workers acclimatize to working in the heat?

Accepted Answer

A) a heat stress assessment 
B) reduced worker activity 
C) cooling vests 
D) mandatory water break policy 
A) a heat stress assessment 
B) reduced worker activity 
C) cooling vests 
D) mandatory water break policy

Question 3

Engineers working in the engine room of a cruise ship are more likely to experience segmental vibration than chefs working in the cruise ship kitchen.

Accepted Answer

A) True 
 B)False

Question 4

According to the Canadian Centre for Occupational Health and Safety,when might a workplace be too noisy?

Accepted Answer

A) when employees have to raise their voices to be understood 
B) when employees have chronic ear infections 
C) when employees have a general feeling of fatigue 
D) when one employee has a hearing problem 
A) when employees have to raise their voices to be understood 
B) when employees have chronic ear infections 
C) when employees have a general feeling of fatigue 
D) when one employee has a hearing problem

Question 5

At what core body temperature does mild hypothermia start to set in?

Accepted Answer

A) 23.9°C to 25.6° C 
B) 32.2°C to 30°C 
C) 37.2°C to 36.1°C 
D) 35°C to 33.9°C 
A) 23.9°C to 25.6° C 
B) 32.2°C to 30°C 
C) 37.2°C to 36.1°C 
D) 35°C to 33.9°C

Question 6

The heat level in a crowded room or subway car rises due to convection.

Accepted Answer

A) True 
 B)False

Question 7

What index is used to measure thermal stress?

Accepted Answer

A) global temperature index 
B) humidex range index 
C) comfort index 
D) wet bulb globe temperature index 
A) global temperature index 
B) humidex range index 
C) comfort index 
D) wet bulb globe temperature index

Question 8

Which of the following forms of ionizing radiation does not occur naturally?

Accepted Answer

A) gamma rays 
B) X-rays 
C) alpha particles 
D) beta particles 
A) gamma rays 
B) X-rays 
C) alpha particles 
D) beta particles

Question 9

Akanksha is a dental hygienist who cleans patients' teeth for 35 hours a week.What is the most realistic way of minimizing segmental vibration from the electric polishing brush?

Accepted Answer

A) using a manual polishing brush 
B) reducing the number of patients that she sees 
C) loosening her grip on the polishing brush 
D) adding padding to the handle of the brush 
A) using a manual polishing brush 
B) reducing the number of patients that she sees 
C) loosening her grip on the polishing brush 
D) adding padding to the handle of the brush

Question 10

What two basic types of physiological damage can create hearing loss?

Accepted Answer

A) trauma and infection 
B) sensorineural and infection 
C) conductive and sensorineural 
D) trauma and conductive 
A) trauma and infection 
B) sensorineural and infection 
C) conductive and sensorineural 
D) trauma and conductive

Question 11

School boards can generate the "free field effect" for teachers by taking what action?

Accepted Answer

A) requiring open classroom windows 
B) installing white noise machines 
C) having longer recess and lunch periods 
D) making teachers close classroom doors 
A) requiring open classroom windows 
B) installing white noise machines 
C) having longer recess and lunch periods 
D) making teachers close classroom doors

Question 12

Scenario 5-1: Imagine a large-scale kitchen operation such as the Mandarin, Boston Pizza, or Swiss Chalet. Even though restaurant customers might experience a relatively quiet, comfortable, and relaxing atmosphere out front, in the kitchen area there are many physical agents that can impair the safety and health of kitchen workers and servers.
-During the dinner hour when there are a lot of boiling pots,frying pans,and hot ovens in constant operation,what is likely to be the typical humidex range captured using the WGBT index?

Accepted Answer

A) 20-29 degrees C 
B) 30-39 degrees C 
C) 40-45 degrees C 
D) 46+ degrees C 
A) 20-29 degrees C 
B) 30-39 degrees C 
C) 40-45 degrees C 
D) 46+ degrees C

Question 13

Temporary threshold shifts (TTS)is the term used to describe gradual hearing loss.

Accepted Answer

A) True 
 B)False

Question 14

What factor would explain why,in a cold climate,Worker A can raise their body temperature by four degrees by jogging on the spot or skipping with a rope,whereas Worker B can only raise their body temperature by two degrees?

Accepted Answer

A) Worker A is in better physical condition. 
B) Worker B is an older worker. 
C) Worker A is a non-smoker. 
D) Worker B is female. 
A) Worker A is in better physical condition. 
B) Worker B is an older worker. 
C) Worker A is a non-smoker. 
D) Worker B is female.

Question 15

What obligations do employers have to ensure that the workers are safe from the dangers of heat exposure?

Accepted Answer

∙Conduct a heat stress assessment.
∙Impl

Question 16

It is rare to see employees in a trendy club wearing any kind of hearing protection.As the new HR manager,explain why club owners and managers may not be protecting club employees from excessive noise and what you could suggest to them that might reduce the risk of hearing loss.

Accepted Answer

Owners may not be protecting club employ

Question 17

What statistical value should Aiko look at to compare the hearing protection of various devices on the market?

Accepted Answer

A) dB(
A)  
B) Hz 
C) watt 
D) NRR 
A) dB(
A)  
B) Hz 
C) watt 
D) NRR

Question 18

If a roofer is suffering from hyperpyrexia after installing replacement shingles for eight hours in the hot sun their skin will be dry and tight.

Accepted Answer

A) True 
 B)False

Question 19

When assessing the impact of vibration on employee health which of the following is NOT evaluated?

Accepted Answer

A) the source of the vibration energy 
B) the intensity and frequency of the vibration 
C) the part of the body that receives the vibration energy 
D) the duration of exposure to the vibration 
A) the source of the vibration energy 
B) the intensity and frequency of the vibration 
C) the part of the body that receives the vibration energy 
D) the duration of exposure to the vibration

Question 20

Which of the following decibel (dB)differences represents a doubling of "loudness"?

Accepted Answer

A) 80 dB to 82 dB 
B) 80 dB to 83 dB 
C) 80 dB to 90 dB 
D) 80 dB to 160 dB 
A) 80 dB to 82 dB 
B) 80 dB to 83 dB 
C) 80 dB to 90 dB 
D) 80 dB to 160 dB

Discuss commonalities in regards to the origins,effects,and control of the four types of physical agents.

Rick is the supervisor of a road crew working on highway resurfacing.What administrative control would help his workers acclimatize to working in the heat?

Engineers working in the engine room of a cruise ship are more likely to experience segmental vibration than chefs working in the cruise ship kitchen.

According to the Canadian Centre for Occupational Health and Safety,when might a workplace be too noisy?

At what core body temperature does mild hypothermia start to set in?

The heat level in a crowded room or subway car rises due to convection.

What index is used to measure thermal stress?

Which of the following forms of ionizing radiation does not occur naturally?

Akanksha is a dental hygienist who cleans patients' teeth for 35 hours a week.What is the most realistic way of minimizing segmental vibration from the electric polishing brush?

What two basic types of physiological damage can create hearing loss?

School boards can generate the "free field effect" for teachers by taking what action?

Temporary threshold shifts (TTS)is the term used to describe gradual hearing loss.

What factor would explain why,in a cold climate,Worker A can raise their body temperature by four degrees by jogging on the spot or skipping with a rope,whereas Worker B can only raise their body temperature by two degrees?

What obligations do employers have to ensure that the workers are safe from the dangers of heat exposure?

It is rare to see employees in a trendy club wearing any kind of hearing protection.As the new HR manager,explain why club owners and managers may not be protecting club employees from excessive noise and what you could suggest to them that might reduce the risk of hearing loss.

What statistical value should Aiko look at to compare the hearing protection of various devices on the market?

If a roofer is suffering from hyperpyrexia after installing replacement shingles for eight hours in the hot sun their skin will be dry and tight.

When assessing the impact of vibration on employee health which of the following is NOT evaluated?

Which of the following decibel (dB)differences represents a doubling of "loudness"?

Introduction

Legislative Framework

Workers’ Compensation

Hazard Recognition, Risk Assessment, and Control

Biological and Chemical Agents

Psychosocial Hazards

Workplace Violence, Aggression, and Harassment

Training

Motivation and Safety Management Systems

Emergency Planning

Incident Investigation

Disability Management and Return to Work

Workplace Wellness: Work Family and Health Promotion Programs

Filters

Exam 5: Physical Agents

Discuss commonalities in regards to the origins,effects,and control of the four types of physical agents.

Rick is the supervisor of a road crew working on highway resurfacing.What administrative control would help his workers acclimatize to working in the heat?

Engineers working in the engine room of a cruise ship are more likely to experience segmental vibration than chefs working in the cruise ship kitchen.

According to the Canadian Centre for Occupational Health and Safety,when might a workplace be too noisy?

At what core body temperature does mild hypothermia start to set in?

The heat level in a crowded room or subway car rises due to convection.

What index is used to measure thermal stress?

Which of the following forms of ionizing radiation does not occur naturally?

Akanksha is a dental hygienist who cleans patients' teeth for 35 hours a week.What is the most realistic way of minimizing segmental vibration from the electric polishing brush?

What two basic types of physiological damage can create hearing loss?

School boards can generate the "free field effect" for teachers by taking what action?

Temporary threshold shifts (TTS)is the term used to describe gradual hearing loss.

What factor would explain why,in a cold climate,Worker A can raise their body temperature by four degrees by jogging on the spot or skipping with a rope,whereas Worker B can only raise their body temperature by two degrees?

What obligations do employers have to ensure that the workers are safe from the dangers of heat exposure?

It is rare to see employees in a trendy club wearing any kind of hearing protection.As the new HR manager,explain why club owners and managers may not be protecting club employees from excessive noise and what you could suggest to them that might reduce the risk of hearing loss.

What statistical value should Aiko look at to compare the hearing protection of various devices on the market?

If a roofer is suffering from hyperpyrexia after installing replacement shingles for eight hours in the hot sun their skin will be dry and tight.

When assessing the impact of vibration on employee health which of the following is NOT evaluated?

Which of the following decibel (dB)differences represents a doubling of "loudness"?

Introduction

Legislative Framework

Workers’ Compensation

Hazard Recognition, Risk Assessment, and Control

Biological and Chemical Agents

Psychosocial Hazards

Workplace Violence, Aggression, and Harassment

Training

Motivation and Safety Management Systems

Emergency Planning

Incident Investigation

Disability Management and Return to Work

Workplace Wellness: Work Family and Health Promotion Programs

Filters