Biological Hazards in Occupational and Mental Health

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What is the global impact highlighted by the COVID-19 pandemic?

The potentially devastating global impact of uncontrolled biological hazards.

Name two other diseases that have been sources of international concern.

Severe acute respiratory syndrome (SARS) and influenza A (H1N1)

Where may workers be exposed to biological hazards?

In workplaces such as hospitals, laboratories, cattle producing factories, grain silos, sewage maintenance facilities, and waste collection activities.

What impact can biological hazards have on workers' health?

<p>They may cause, impact, or exacerbate communicable diseases such as COVID-19, as well as non-communicable diseases such as allergies.</p> Signup and view all the answers

What types of biological hazards may workers be exposed to?

<p>Bacteria, viruses, parasites, fungi, prions, DNA material, bodily fluids, and other microorganisms and their associated allergens and toxins.</p> Signup and view all the answers

Define biological hazards.

<p>Organic substances that pose a threat to the health of humans and other living organisms, including pathogenic microorganisms, viruses, toxins, fungi, and bio-active substances.</p> Signup and view all the answers

What are the three most common types of biological hazards?

<p>Bacteria, viruses, fungi</p> Signup and view all the answers

What are the risk groups into which biological agents are classified?

<p>Group 1, Group 2, Group 3, Group 4</p> Signup and view all the answers

What determines if a person will contract a disease and how severe it will be?

<p>Dose, type of organism, resistance or susceptibility of the individual</p> Signup and view all the answers

How can some organisms live outside a host for hours or even days?

<p>By remaining in the air for long periods</p> Signup and view all the answers

What are the routes through which biological hazards enter the body?

<p>Breathing, skin contact, ingestion</p> Signup and view all the answers

What is the first step in determining appropriate protective measures against biological hazards?

<p>Understanding how biological hazards enter the body</p> Signup and view all the answers

Explain the classification of biological agents based on risk groups.

<p>It ranges from Group 1 (unlikely to cause human disease) to Group 4 (causes severe human disease and is a serious hazard to workers, with no effective treatment available)</p> Signup and view all the answers

Give an example of a biological hazard in the category of bacteria.

<p>Mycobacterium Tuberculosis (TB)</p> Signup and view all the answers

What is the characteristic of viruses mentioned in the text?

<p>Viruses are totally dependent on their hosts for replication</p> Signup and view all the answers

How can fungal infections be contagious?

<p>They can spread from one person to another</p> Signup and view all the answers

What are the benefits of Occupational Health?

<p>Prevention of work-related illnesses, improved worker productivity, and reduced healthcare costs.</p> Signup and view all the answers

What are the basic elements of an occupational setting?

<p>Physical, chemical, biological, and psychosocial factors in the workplace.</p> Signup and view all the answers

Differentiate between Occupational Diseases and Work-Related Diseases.

<p>Occupational Diseases occur as a result of exposure to specific workplace hazards, while Work-Related Diseases are initiated, hampered, or easily acquired by work.</p> Signup and view all the answers

In what situations may Occupational Diseases occur among the general community?

<p>As a consequence of contamination of the environment from the workplace, e.g., lead, pesticides.</p> Signup and view all the answers

What factors are predominant and essential in the causation of Occupational Diseases?

<p>Physical, chemical, biological, or psychosocial factors in the workplace.</p> Signup and view all the answers

What is the difference between Occupational Diseases and Work-Related Diseases?

<p>Occupational Diseases occur among workers exposed to specific hazards, while Work-Related Diseases can also occur among the general community as a consequence of workplace contamination.</p> Signup and view all the answers

What are the major categories of occupational illness by organ system mentioned in the text?

<p>Musculoskeletal, Reproductive and Development Disorders, Respiratory Disorders, Cardiovascular Disorders, Neurologic and Psychiatric Disorders, Hematologic Disorders, Skin Disorders, Hepatic Disorders, Renal and Urinary Disorders</p> Signup and view all the answers

How does the WHO categorize work-related diseases?

<p>As 'multifactorial' in origin</p> Signup and view all the answers

What distinguishes work-related diseases from occupational diseases?

<p>Work-related diseases occur much more frequently than occupational diseases and are caused by the interaction of several extrinsic risk factors.</p> Signup and view all the answers

What is the role of occupational history in identifying work-related medical problems?

<p>The identification of work-related medical problems depends most importantly on the occupational history, including job description, hours of work, types of hazards, and past occupation.</p> Signup and view all the answers

What are the components of an occupational history?

<p>Job description/nature of job, hours of work/shift work, types of hazards, past occupation, other jobs, domestic exposures, hobbies, and relationship of illness to period away from work.</p> Signup and view all the answers

What additional information is important in occupational history for recognizing occupational diseases?

<p>Additional information such as smoking/alcohol intake/drugs, similar complaints among other workers, time relationship between work and symptoms, degree of exposure, use of protective devices, and methods of materials handling.</p> Signup and view all the answers

What are the screening methods for occupational diseases mentioned in the text?

<p>Questionnaire, physical examination, tests like chest X-ray, pulmonary function test, biological monitoring, and audiometry.</p> Signup and view all the answers

What is the 'Reactive Approach' mentioned in the text in the context of ill-health?

<p>The Reactive Approach refers to identification via absence management when employees are absent for long periods.</p> Signup and view all the answers

What is the link between cause and effect discussed in the text?

<p>The text discusses the link between accident and disease.</p> Signup and view all the answers

What is the employer's perspective on ill-health as mentioned in the text?

<p>The employer views ill-health through the lens of absence management, aiming for happy, healthy, and contributing employees.</p> Signup and view all the answers

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