Occupational Safety Chapter 1 Quiz
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Questions and Answers

Which of the following is NOT a type of hazard commonly found in workplaces?

  • Ergonomic Hazards
  • Social Hazards (correct)
  • Chemical Hazards
  • Physical Hazards

    • Following established safety procedures is crucial in preventing accidents.

    True (A)

    What is the primary purpose of risk assessment?

    To identify, evaluate, and control potential hazards in order to minimize risks and ensure a safe working environment.

    The ______ is an organization responsible for enforcing workplace safety standards in the U.S.

    <p>Occupational Safety and Health Administration (OSHA)</p> Signup and view all the answers

    Match the following hazard types with their corresponding examples:

    <p>Physical Hazards = A loud machine operating in a factory Chemical Hazards = Working with strong acids in a laboratory Biological Hazards = Exposure to bacteria in a hospital setting Ergonomic Hazards = Repetitive typing tasks leading to carpal tunnel syndrome</p> Signup and view all the answers

    Which of the following is NOT a type of engineering control?

    <p>Work policies (A)</p> Signup and view all the answers

    Ionizing radiation is emitted from atomic particles and has enough energy to cause ionization, leading to potential health risks.

    <p>True (A)</p> Signup and view all the answers

    What are two examples of personal protective equipment (PPE) used in a laboratory setting?

    <p>Gloves, goggles, helmets, hearing protection</p> Signup and view all the answers

    Repetitive tasks such as pipetting and using microscopes can lead to ______ injuries.

    <p>repetitive motion</p> Signup and view all the answers

    Match the following radiation types with their respective categories:

    <p>Radio Frequency (RF) = Non-ionizing radiation Gamma rays = Ionizing radiation Visible Light = Non-ionizing radiation X-rays = Ionizing radiation</p> Signup and view all the answers

    Which of these is NOT an example of a psychosocial hazard?

    <p>Ionizing radiation (C)</p> Signup and view all the answers

    Lockout/Tagout (LOTO) procedures are primarily designed to prevent fires in laboratories.

    <p>False (B)</p> Signup and view all the answers

    What are some ways to mitigate psychosocial hazards in the workplace?

    <p>Support systems, open communication, and counseling</p> Signup and view all the answers

    Which of these are risks associated with working in an animal laboratory?

    <p>Zoonotic diseases (A), Allergic reactions (B), Chemical hazards (C), Physical injuries (D)</p> Signup and view all the answers

    Used needles should be re-sheathed to minimize the risk of accidental needle sticks.

    <p>False (B)</p> Signup and view all the answers

    What are the three main routes of entry for carcinogens into the body?

    <p>Skin absorption, ingestion, inhalation</p> Signup and view all the answers

    The ______ is a document that provides detailed information on chemical hazards and safety measures.

    <p>Material Safety Data Sheet (MSDS)</p> Signup and view all the answers

    Match the following safety precautions with their corresponding goal:

    <p>Minimize exposure to animal proteins = Reduce the risk of allergic reactions Use proper ventilation and waste management = Control potential chemical and biological hazards Wear PPE = Provide physical protection from hazards Keep animal areas clean = Minimize the spread of contaminants Wash hands after handling animals = Prevent the spread of pathogens</p> Signup and view all the answers

    UV radiation is not considered a carcinogen.

    <p>False (B)</p> Signup and view all the answers

    What does NFPA stand for? What is its purpose?

    <p>National Fire Protection Association. To provide a standardized system for identifying and communicating the hazards associated with various substances.</p> Signup and view all the answers

    Which of these is NOT a type of chemical hazard typically found in laboratories?

    <p>Antibiotics (A)</p> Signup and view all the answers

    Which class of lasers poses a hazard if viewed directly?

    <p>Class 3b (B)</p> Signup and view all the answers

    Class 1 lasers are considered hazardous.

    <p>False (B)</p> Signup and view all the answers

    What is the purpose of PPE when working with Class 4 lasers?

    <p>To protect against skin and fire hazards</p> Signup and view all the answers

    Hazardous biological agents could include __________.

    <p>Plague</p> Signup and view all the answers

    Which of the following is NOT considered a Bloodborne Pathogen?

    <p>Ebola virus (C)</p> Signup and view all the answers

    Match the following biosafety levels (BSL) with their corresponding risk description:

    <p>BSL-1 = Low-risk agents BSL-2 = Moderate-risk agents BSL-3 = High-risk agents BSL-4 = Deadly agents with no treatment</p> Signup and view all the answers

    The maximum exposure time for Class 2a lasers without a hazard is __________ seconds.

    <p>1000</p> Signup and view all the answers

    Only trained personnel should operate lasers.

    <p>True (A)</p> Signup and view all the answers

    Study Notes

    Chapter 1: Generalities

    • Safety: Preventing harm through precautions.
    • Risk: Probability of harm from hazards.
    • Hazard: Source of potential harm.
    • Physical Hazards: Machinery, electricity, noise, radiation.
    • Chemical Hazards: Toxic, corrosive, reactive chemicals.
    • Biological Hazards: Viruses, bacteria, toxins.
    • Ergonomic Hazards: Poor posture, repetitive movements.
    • Psychosocial Hazards: Stress, violence, burnout.
    • OSHA (Occupational Safety and Health Administration): Enforces workplace safety standards.
    • ISO Standards: Provide global safety guidelines.
    • Local Safety Laws: National and regional workplace policies.
    • Risk Assessment Process:
      • Identify hazards.
      • Evaluate risk level.
      • Implement control measures.
      • Monitor and review.

    Chapter 2: Behavior, Personal Wellness, and Safety

    • Importance of Safe Behavior: Prevention is key, awareness of surroundings, following procedures.
    • Personal Wellness & Safety:
      • Ergonomics: Proper workstation setup.
      • Physical Health: Adequate rest, nutrition, hydration.
      • Mental Health: Stress management, work-life balance.

    Chapter 3: Safety Hazards

    • Chemical Hazards: Toxic, corrosive, flammable substances.
    • Physical Hazards: Slips, trips, falls, electricity, noise.
    • Biological Hazards: Pathogens, mold, allergens.
    • Mechanical Hazards: Moving machinery, sharp objects.
    • Psychosocial Hazards: Workplace stress, harassment.
    • Safety Measures & Prevention: Engineering controls, administrative controls, PPE.
    • Emergency Procedures: Fire safety, chemical spills, medical emergencies.

    Chapter 4: Physical Hazards in the Laboratory

    • Scientists may be exposed to various physical hazards: Ergonomic hazards, ionizing radiation, non-ionizing radiation.
    • Ergonomic Hazards: Repetitive tasks (pipetting, typing, lifting) causing injuries.
    • Ionizing Radiation: Emitted from atomic particles, e.g., X-rays, gamma rays.
    • Non-ionizing Radiation: Energy waves, e.g., radio frequency (RF).

    Chapter 5: Biological Hazards and Biosafety

    • Biological Hazards: Exposure to blood, body fluids, culture specimens, animals.
    • Common Biological Agents: Avian flu, anthrax, botulism, foodborne diseases, etc.
    • Bloodborne Pathogens (BBP): Infectious microorganisms in blood.
    • OSHA Regulations: Employers need exposure control plans to protect workers.
    • Microbiological Safety: Handling patient specimens, and cultures and potential exposure.
    • Biosafety Cabinets (BSC): Different classes (I, II, III) protect personnel, samples, and the environment.

    Chapter 6: Animal Laboratory Safety

    • Research Animals: Used for health research (various vertebrates).
    • Risks in Animal Labs:
      • Physical injuries.
      • Allergic reactions.
      • Zoonotic diseases (spread from animals to humans).
      • Chemical hazards (disinfectants, pesticides).
    • Safety Precautions: Minimizing exposure, proper ventilation, PPE, clean work areas.

    Chapter 7: Chemical Hazards

    • Chemical Hazards: Carcinogens, toxins, irritants, corrosives.
    • Carcinogens: Cause cancer via chronic exposure.
    • Routes of Entry: Skin absorption, ingestion, inhalation.
    • Reducing Chemical Exposure: Engineering controls, PPE, proper labeling, storage, emergency procedures.
    • Chemical Labeling & Storage: Containers need hazard labels; carcinogens should be stored separately.
    • Emergency Procedures: Safety showers, eyewash stations, spill cleanup materials.
    • Reproductive Toxins: Mutagens, teratogens.
    • NFPA Hazard Identification System: Fire hazard, health hazard, reactivity.

    Material Safety Data Sheets (MSDS)

    • Documents that detail chemical hazards, safety measures, composition, handling, storage, and first aid.

    Standard Operating Procedures (SOPs)

    • Uniformity in lab procedures, ensuring safety, compliance, and training.

    Institutional Review Board (IRB)

    • Oversees research ethics (human studies), approves research based on risk-benefit analysis.

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    Description

    Test your knowledge on the fundamentals of occupational safety in this quiz based on Chapter 1. You'll explore concepts like hazards, risk assessment, and safety standards. Prepare to ensure safety in the workplace!

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