Occupational Hazards And Safety Practice Test
(495).jpg "Occupational Hazards And Safety Practice Test - Quiz")
Check out our quiz below that consists of questions about occupational hazards and the safety practices taken against them to test your knowledge regarding these hazard controls and learn interesting trivia. An occupational hazard is a workplace hazard that puts employees' health at risk. Hence, various organizations take various safety measures to avoid or minimize injuries, illness, and other health risks. Do you know about these practices and occupational health services? If yes, take up the quiz below and assess yourself.
- 1.
What is characteristic for branch-orientated occupational health service?
- A.
Fits to small, medium and large enterprices
- B.
Has little impact and no intergration with safety service
- C.
Fits only for very big enterprice
- D.
Is maintained and operated by social security organization
- E.
Has high competence in occupational medicine
Correct Answer(s)
A. Fits to small, medium and large enterprices
E. Has high competence in occupational medicineExplanation
Branch-orientated occupational health service is characterized by its ability to cater to small, medium, and large enterprises. It is not limited to only very big enterprises. Additionally, this type of service has a high level of competence in occupational medicine, indicating that it is well-equipped to address the health needs of workers in various industries.Rate this question:
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- 2.
Impacts of identification of occupational disease are:
- A.
Compensation
- B.
Improvement of working conditions
- C.
Treatment and rehabilitation
- D.
The enterprise is to be closed
- E.
The employee is to be dismissed
Correct Answer(s)
A. Compensation
B. Improvement of working conditions
C. Treatment and rehabilitationExplanation
The identification of occupational disease has several impacts. First, it allows for compensation to be provided to affected employees, ensuring that they are financially supported during their illness. Second, it prompts the improvement of working conditions to prevent further cases of the disease and protect the health of workers. Third, it enables the implementation of appropriate treatment and rehabilitation measures to help affected employees recover and return to work. The options "the enterprise is to be closed" and "the employee is to be dismissed" are not mentioned as impacts of the identification of occupational disease.Rate this question:
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- 3.
Health care workers are exposed to occupational hazards including:
- A.
Silica, asbestos
- B.
Mental stress, safety hazards
- C.
Cytotoxic agents, anesthetic gases
- D.
Ionizing radiation, biological agents
- E.
Solvents, lead
Correct Answer(s)
B. Mental stress, safety hazards
C. Cytotoxic agents, anesthetic gases
D. Ionizing radiation, biological agentsExplanation
Health care workers are exposed to a variety of occupational hazards including mental stress, safety hazards, cytotoxic agents, anesthetic gases, ionizing radiation, and biological agents. Mental stress can arise from the demanding nature of their work, long hours, and dealing with difficult situations. Safety hazards can include physical hazards such as slips, trips, and falls, as well as exposure to infectious diseases. Cytotoxic agents and anesthetic gases can pose health risks when workers come into contact with them. Ionizing radiation, such as X-rays, can also be a hazard in certain medical settings. Finally, biological agents such as viruses and bacteria can pose a risk to health care workers if proper precautions are not taken.Rate this question:
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- 4.
Cataracts can be caused by exposure by:
- A.
Ionising radiation
- B.
Vibration
- C.
Ultraviolet radiation
- D.
Infrared radiation
- E.
Cold stress
Correct Answer(s)
A. Ionising radiation
C. Ultraviolet radiation
D. Infrared radiationExplanation
Exposure to ionising radiation, ultraviolet radiation, and infrared radiation can cause cataracts. Ionising radiation refers to high-energy radiation such as X-rays and gamma rays, which can damage the lens of the eye. Ultraviolet radiation, specifically UV-B and UV-C rays, can also cause cataracts by damaging the proteins in the lens. Infrared radiation, which is heat radiation, can lead to cataracts by causing thermal damage to the eye tissues. Therefore, prolonged exposure to these types of radiation can increase the risk of developing cataracts.Rate this question:
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- 5.
Nonionizing radiation includes:
- A.
Visible light
- B.
X-rays, gamma rays
- C.
Nanoparticles
- D.
Microwaves and radiofrequency waves
- E.
Infrared and ultraviolet radiation
Correct Answer(s)
A. Visible light
D. Microwaves and radiofrequency waves
E. Infrared and ultraviolet radiationExplanation
Nonionizing radiation refers to electromagnetic radiation that does not have enough energy to remove tightly bound electrons from atoms, thus not causing ionization. Visible light, microwaves and radiofrequency waves, and infrared and ultraviolet radiation are all examples of nonionizing radiation. They have lower energy levels compared to x-rays and gamma rays, which are examples of ionizing radiation.Rate this question:
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- 6.
What adverse health effects can be caused by prolonged exposure to hand-arm vibration?
- A.
Peripheral sensorineural polyneuropathy
- B.
Barotrauma of the middle ear
- C.
Osteoarthiris of hip and knee
- D.
Cataract
- E.
Vasoconstriction of the digital arteries
Correct Answer(s)
A. Peripheral sensorineural polyneuropathy
E. Vasoconstriction of the digital arteriesExplanation
Prolonged exposure to hand-arm vibration can lead to peripheral sensorineural polyneuropathy, which is a condition characterized by damage to the peripheral nerves. This can result in symptoms such as numbness, tingling, and weakness in the hands and arms. Vasoconstriction of the digital arteries is another adverse effect, where the blood vessels in the fingers and hands narrow, leading to reduced blood flow and potentially causing conditions like Raynaud's phenomenon. These adverse health effects are commonly associated with occupations that involve the use of vibrating tools or machinery.Rate this question:
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- 7.
Occupational exposure to biological hazards is assosciated with:
- A.
Cancers
- B.
Allergies
- C.
Infectious diseases
- D.
Raynauds phenomenon
- E.
Pneumoconiosis
Correct Answer(s)
A. Cancers
B. Allergies
C. Infectious diseasesExplanation
Occupational exposure to biological hazards can lead to the development of cancers, allergies, and infectious diseases. This is because exposure to certain biological agents, such as viruses, bacteria, or toxins, can cause mutations in cells, trigger immune responses, and result in the development of cancerous cells or allergic reactions. Additionally, exposure to infectious diseases in the workplace can put individuals at risk of contracting these diseases and experiencing associated health complications. Therefore, it is important for individuals in occupations with potential biological hazards to take necessary precautions to minimize exposure and protect their health.Rate this question:
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- 8.
What diseases can be caused by bad ergonomic working conditions?
- A.
Epicondylitis
- B.
Thoracic outlet syndrome
- C.
Hepatitis
- D.
Dermatitis
- E.
Skin cancer
Correct Answer(s)
A. Epicondylitis
B. Thoracic outlet syndromeExplanation
Epicondylitis and thoracic outlet syndrome can be caused by bad ergonomic working conditions. Epicondylitis is inflammation of the tendons that attach to the elbow, often caused by repetitive motions and poor ergonomics. Thoracic outlet syndrome occurs when the nerves or blood vessels in the space between the collarbone and first rib are compressed, which can be caused by poor posture and repetitive movements. Hepatitis, dermatitis, and skin cancer are not typically caused by bad ergonomic working conditions.Rate this question:
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- 9.
What is the purpose of the pre-employment health examination
- A.
Determine if person is physically/ psychologically fit to perform a particular job
- B.
Ensure person's placement in job will not represent danger to their health or other workers
- C.
Diagnose occupational disease
- D.
Identify health risks at workplace
- E.
Detect early as possible any sign of work-related health problems
Correct Answer(s)
A. Determine if person is physically/ psychologically fit to perform a particular job
B. Ensure person's placement in job will not represent danger to their health or other workersExplanation
The purpose of the pre-employment health examination is to determine if a person is physically and psychologically fit to perform a particular job. It also ensures that the person's placement in the job will not represent a danger to their health or the health of other workers. This examination helps to identify any potential health risks at the workplace and detect any early signs of work-related health problems.Rate this question:
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- 10.
Hospital infection means:
- A.
Infections occurring after 48 hours after leaving the hospital.
- B.
Microbial diseases, clinically and / or microbiologically identiable by patients or staff, associated with hospitalization, as well as staff working there, whether they continue to have symptoms or not.
- C.
Infections occurring after 48 hours after being hospitalized.
- D.
All answers are correct.
- E.
Can be exogenous or endogenous hospital infection.
Correct Answer
D. All answers are correct.Explanation
The correct answer is that all answers are correct. This means that hospital infection can occur after 48 hours of leaving the hospital, after being hospitalized, or it can be exogenous or endogenous. It includes microbial diseases that can be identified by patients or staff, whether they continue to have symptoms or not.Rate this question:
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- 11.
What are diagnostic criteria of occupational disease
- A.
Exposure qualitatively and quantitatively sufficient to cause the disease
- B.
Typical symptoms appear in relation t work exposures
- C.
There are some other diseases that have the same symptoms
- D.
The disease was diagnosed before the actual exposure started
- E.
There were no occupational exposures causing the disease in question
Correct Answer(s)
A. Exposure qualitatively and quantitatively sufficient to cause the disease
B. Typical symptoms appear in relation t work exposuresExplanation
The correct answer is "exposure qualitatively and quantitatively sufficient to cause the disease" and "typical symptoms appear in relation to work exposures". These criteria indicate that the disease is directly caused by the occupational exposure and that the symptoms are specifically related to the work environment. The other options are not relevant to the diagnostic criteria of occupational disease.Rate this question:
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- 12.
Incubation Period of Salmonellosis. Select one:
- A.
1-24 hours
- B.
1-15 hours
- C.
2-4 days
- D.
12-72 hours
Correct Answer
D. 12-72 hoursExplanation
The correct answer is 12-72 hours. Salmonellosis is an infection caused by the Salmonella bacteria. The incubation period refers to the time between exposure to the bacteria and the onset of symptoms. In the case of salmonellosis, it can take anywhere from 12 to 72 hours for symptoms to appear. This range allows for variations in individual immune responses and the amount of bacteria ingested. It is important to note that the symptoms can vary from mild to severe, including diarrhea, fever, abdominal cramps, and vomiting.Rate this question:
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- 13.
What thermoregulation mechanism will be impaired in the conditions of high air humidity? Select one:
- A.
Evaporation (sweating)
- B.
Conduction
- C.
All three
- D.
Radiation
Correct Answer
A. Evaporation (sweating)Explanation
In conditions of high air humidity, the thermoregulation mechanism that will be impaired is evaporation (sweating). When the air is humid, the moisture in the air makes it difficult for sweat to evaporate from the skin's surface. Evaporation is an important mechanism for cooling the body as it requires heat energy, and when sweat evaporates, it takes away heat from the body. However, in high humidity, the sweat cannot evaporate effectively, leading to decreased cooling and potentially causing discomfort or heat-related illnesses.Rate this question:
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- 14.
In the conditions of extremely high atmospheric pressure adverse negative health effects are associated with: Select one:
- A.
Negative Nitrogen effect
- B.
Oxygen defenciency
- C.
Visual impairment
- D.
Disturbed thermoregulation
Correct Answer
A. Negative Nitrogen effectExplanation
In conditions of extremely high atmospheric pressure, adverse negative health effects are associated with the negative nitrogen effect. This means that the high pressure can cause nitrogen to dissolve in the body's tissues, which can lead to a condition called nitrogen narcosis. This condition can cause symptoms such as confusion, dizziness, and impaired judgment, and can be dangerous for divers or individuals working in high-pressure environments. Oxygen deficiency, visual impairment, and disturbed thermoregulation are not specifically mentioned as being associated with high atmospheric pressure in the given options.Rate this question:
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- 15.
'white finger phenomenon' is assosciated with exposure to
- A.
Hand-arm vibration
- B.
Electromagnetic radiation
- C.
Asbestos
- D.
Repetitive hand movements
- E.
Silca
Correct Answer
A. Hand-arm vibrationExplanation
The term "white finger phenomenon" refers to a condition known as Raynaud's phenomenon, which is characterized by the temporary narrowing of blood vessels in the fingers and toes. This condition is commonly associated with hand-arm vibration, which occurs when individuals are exposed to prolonged periods of vibrating tools or machinery. The vibrations can disrupt blood flow and lead to the development of Raynaud's phenomenon.Rate this question:
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- 16.
Fill in the blanks. “………………. are created by the burning of PVC plastics and other materials that contain chlorine” Select one:
- A.
Lead
- B.
Nickel
- C.
Cadmi
- D.
Dioxins
Correct Answer
D. DioxinsExplanation
Dioxins are created by the burning of PVC plastics and other materials that contain chlorine. Dioxins are highly toxic and persistent environmental pollutants that can cause a range of adverse health effects, including cancer, reproductive and developmental problems, immune system damage, and hormonal disruption. They can accumulate in the food chain and have long-term impacts on human and animal health.Rate this question:
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- 17.
What form of letters is the dependence of air temperature on cardiovascular disease Select one:
- A.
"N" letters
- B.
"I" letters
- C.
"U" letters
- D.
"J" letters
Correct Answer
C. "U" lettersExplanation
The answer "U" letters suggests that the dependence of air temperature on cardiovascular disease follows a U-shaped pattern. This means that both extremely high and extremely low temperatures can increase the risk of cardiovascular disease, while moderate temperatures have a lower risk.Rate this question:
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- 18.
A rupture of eardrum may occur as result of exposure to noise at a level above
- A.
140 dBA
- B.
80
- C.
60
- D.
75
- E.
90dBA
Correct Answer
A. 140 dBAExplanation
Exposure to noise at a level above 140 dBA can cause a rupture of the eardrum. The eardrum is a thin membrane located in the middle ear that vibrates in response to sound waves. When exposed to excessively loud noises, the eardrum can be damaged or ruptured. Noise levels above 140 dBA are considered extremely loud and can cause immediate and severe harm to the delicate structures of the ear, including the eardrum.Rate this question:
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- 19.
What weather conditions are called medically favorable Select one:
- A.
Daily air pressure change 8 hPa, relative humidity 88%, wind speed 7 m/s
- B.
Daily air pressure change 10 hPa, relative humidity 70%, wind speed 12 m/s
- C.
Daily air pressure change 16 hPa, relative humidity 94%, wind speed 2 m/s
- D.
Daily air pressure change 4 hPa, relative humidity 55%, wind speed 5 m/s
Correct Answer
D. Daily air pressure change 4 hPa, relative humidity 55%, wind speed 5 m/s -
- 20.
Which part of solar radiation spectrum is responsible for seasonal depression? Select one:
- A.
Ultraviolet A radiation;
- B.
Infrared radiation;
- C.
Visible radiation;
- D.
Ultraviolet B radiation;
Correct Answer
C. Visible radiation;Explanation
Visible radiation refers to the portion of the solar radiation spectrum that is visible to the human eye. Seasonal depression, also known as seasonal affective disorder (SAD), is a type of depression that occurs during specific seasons, typically during the winter months when there is less sunlight. The lack of sunlight can disrupt the body's internal clock and affect the production of certain hormones, such as serotonin, which can lead to symptoms of depression. Since visible radiation is responsible for providing light, its absence or reduction during the winter months can contribute to the development of seasonal depression.Rate this question:
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- 21.
What is called an employee health check every second year during employment which involves exposure to a particular hazard to health?
- A.
Active periodic health surveilance
- B.
Passive health surveillance
- C.
Return-to-work health examination
- D.
Passive pre-employment health surveilance
- E.
Health assesment after termination of hazardous job
- F.
Health assesment after termination of hazardous job
Correct Answer
A. Active periodic health surveilanceExplanation
Active periodic health surveillance refers to the regular monitoring of an employee's health during their employment, specifically involving exposure to a particular hazard to health. This type of surveillance is proactive and aims to identify any potential health issues or risks associated with the specific hazard. It allows for early detection and intervention, ensuring the well-being and safety of the employee.Rate this question:
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- 22.
Which part of the ultraviolet spectrum goes into the deeper layers of the skin and can lead to the future development of skin cancer? Select one:
- A.
Ultraviolet C radiation
- B.
Ultraviolet A radiation
- C.
Ultraviolet B radiation
Correct Answer
B. Ultraviolet A radiationExplanation
Ultraviolet A (UVA) radiation is the part of the ultraviolet spectrum that goes into the deeper layers of the skin. It has longer wavelengths compared to UVB and UVC radiation, allowing it to penetrate deeper into the skin. UVA radiation is known to contribute to the development of skin cancer by damaging the DNA in skin cells and causing mutations. It can also prematurely age the skin and suppress the immune system. Therefore, exposure to UVA radiation is a risk factor for the future development of skin cancer.Rate this question:
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- 23.
Ultraviolet ( B radiation penetrates uncovered skin and converts cutaneous 7-dehydrocholesterol to vitamin: Select one:
- A.
Vitamin A
- B.
Vitamin D
- C.
Vitamin C
- D.
Vitamin E
Correct Answer
B. Vitamin DExplanation
Ultraviolet (B) radiation is able to penetrate uncovered skin and convert cutaneous 7-dehydrocholesterol into vitamin D. This process occurs when the UVB rays interact with the 7-dehydrocholesterol present in the skin, triggering a chemical reaction that ultimately leads to the production of vitamin D. Therefore, the correct answer is Vitamin D.Rate this question:
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- 24.
The occupational disease is:
- A.
The consequence of exposure for a certain amount of time to a risk which exists during the normal exercise of an occupation
- B.
Disease that often have their origin in a combination of factors, in which the working environment plays only a partial role
- C.
Injuries at work including commuting accidents, their consequences and complications
- D.
Any disease of worker during the employment
Correct Answer
A. The consequence of exposure for a certain amount of time to a risk which exists during the normal exercise of an occupationExplanation
The correct answer is the consequence of exposure for a certain amount of time to a risk which exists during the normal exercise of an occupation. This answer suggests that an occupational disease is the result of being exposed to a specific risk over a period of time while performing one's job duties. It implies that the disease is directly related to the hazards present in the workplace and is not a result of other factors.Rate this question:
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- 25.
Which health conditions can be affected by exposure to electromagnetic fields? Select one:
- A.
Cataracts
- B.
High blood pressure
- C.
Diabetes
- D.
Low blood pressure
Correct Answer
A. CataractsExplanation
Exposure to electromagnetic fields can affect the health condition of cataracts. Electromagnetic fields are known to cause damage to the lens of the eye, leading to the development of cataracts. Cataracts are characterized by clouding of the lens, which can result in blurry vision and eventually lead to vision loss if left untreated. Therefore, individuals who are frequently exposed to electromagnetic fields, such as those working in industries with high levels of electromagnetic radiation, may be at a higher risk of developing cataracts.Rate this question:
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- 26.
Which localizations of tumors associated with increased electromagnetic radiation? Select one:
- A.
Brain
- B.
Colon
- C.
Kidney
- D.
Liver
Correct Answer
A. BrainExplanation
Exposure to increased electromagnetic radiation has been associated with the development of brain tumors. This is because the brain is highly sensitive to electromagnetic fields and radiation, and prolonged exposure can lead to DNA damage and the formation of cancerous cells. Therefore, it is important to minimize exposure to electromagnetic radiation to reduce the risk of developing brain tumors.Rate this question:
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- 27.
What is the fluoride concentration allowed in drinking water? Select one:
- A.
Not more than 10 mg/l
- B.
2 mg/l
- C.
0,5-1,5 mg/l
- D.
3 mg/l
Correct Answer
C. 0,5-1,5 mg/lExplanation
The fluoride concentration allowed in drinking water is typically between 0.5-1.5 mg/l. This range is considered safe and effective in preventing tooth decay, as fluoride helps to strengthen tooth enamel. Higher concentrations of fluoride can be harmful and may cause dental fluorosis, a condition that affects the appearance and strength of teeth. Lower concentrations may not provide enough protection against tooth decay. Therefore, the optimal range for fluoride concentration in drinking water is 0.5-1.5 mg/l.Rate this question:
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- 28.
What type of occupational health service has multidisciplanary team, highest competence in occupational health and best fits to a large enterprise?
- A.
In-plant service
- B.
Hospital outpatient clinics
- C.
Private health care unit
- D.
Group service
- E.
Private physician
Correct Answer
A. In-plant serviceExplanation
The in-plant service is the correct answer because it has a multidisciplinary team, the highest competence in occupational health, and is best suited for a large enterprise. This type of service is typically located within the workplace, allowing for easy access and coordination with the company's employees. The multidisciplinary team can include doctors, nurses, occupational therapists, and other specialists who work together to provide comprehensive and tailored healthcare services to employees. This level of expertise and convenience makes the in-plant service the most suitable option for a large enterprise.Rate this question:
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- 29.
Which age group is most likely to be ill rotavirus infection
- A.
Children up to the age of 8 years
- B.
Children up to the age of 5 years
- C.
Children up to the age of 15 years
- D.
Children up to the age of 10 years
Correct Answer
B. Children up to the age of 5 yearsExplanation
Children up to the age of 5 years are most likely to be ill with rotavirus infection. This is because rotavirus is a common cause of severe diarrhea and vomiting in young children, especially those under the age of 5. Younger children have a higher risk of infection and are more susceptible to severe symptoms due to their developing immune systems and close contact with contaminated surfaces. As children grow older, they develop immunity to rotavirus through natural infection or vaccination, reducing their risk of illness.Rate this question:
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Mar 31, 2023Quiz Edited by
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Mar 28, 2022Quiz Created by
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