Health Risk Assessment Flashcards
9 cards from real CET practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 9 Health Risk Assessment flashcards as text
What is the first step in conducting a health risk assessment?
Answer: Identify health hazards
The first and most fundamental step in any risk assessment, including a health risk assessment, is to systematically identify all potential health hazards present in the environment or associated with specific tasks. Without accurately identifying what could cause harm, it's impossible to evaluate risks or implement effective controls.
Which of the following is an example of a biological hazard?
Answer: Virus exposure
A biological hazard refers to any biological substance that poses a threat to the health of living organisms, primarily humans. Virus exposure directly fits this definition, as viruses are biological agents capable of causing disease and are a common biological hazard in various environments.
What tool is often used to evaluate worker exposure levels?
Answer: Air sampling device
An air sampling device is specifically designed to collect air samples in a workplace environment, which are then analyzed to determine the concentration of airborne contaminants like dust, gases, or vapors. This measurement helps evaluate worker exposure levels against regulatory limits and assess the effectiveness of control measures.
Why is it important to assess both acute and chronic risks?
Answer: To identify all possible health outcomes
Assessing both acute and chronic risks is vital because substances or situations can cause different health effects over varying exposure durations. Acute risks refer to immediate, short-term health outcomes, while chronic risks involve long-term, often delayed health problems. A comprehensive assessment ensures all possible health outcomes, from immediate irritation to long-term diseases, are identified and managed effectively to protect individuals.
What is the purpose of a threshold limit value (TLV)?
Answer: Exposure safety guideline
A Threshold Limit Value (TLV) is a guideline representing the airborne concentrations of chemical substances to which nearly all workers can be exposed daily without adverse health effects. It serves as an occupational exposure safety guideline, helping employers and safety professionals manage workplace chemical exposures. TLVs are crucial for establishing safe working environments and protecting employee health.
What is a key component of effective risk communication?
Answer: Provide clear and accurate info
A key component of effective risk communication is providing clear, accurate, and understandable information to stakeholders about potential hazards, risks, and protective measures. This transparency builds trust and enables individuals to make informed decisions regarding their safety. Avoiding technical jargon and being honest about uncertainties are also crucial for ensuring the message is effectively received and acted upon.
Which method helps control health risks after they are identified?
Answer: Apply engineering controls
Applying engineering controls is considered the most effective method for controlling health risks after they are identified. These controls involve modifying the work environment or process itself to eliminate or reduce exposure to a hazard at its source, such as through ventilation systems or machine guarding. This approach is superior to relying solely on personal protective equipment or administrative controls, as it provides a more permanent and reliable solution.
What is biohazard labeling used for?
Answer: Warn of infectious material
Biohazard labeling is used to clearly warn of infectious material, indicating the presence of biological agents that pose a risk to human health or the environment. This universal symbol is crucial for preventing accidental exposure to hazardous biological substances like bacteria, viruses, or toxins. It ensures that personnel handle these materials with appropriate precautions and personal protective equipment.
Why is it important to include worker input in health risk assessments?
Answer: To gain accurate exposure info
Including worker input in health risk assessments is crucial to gain accurate exposure information. Workers often possess firsthand knowledge of daily tasks, work environments, and potential hazards, providing valuable insights into actual working conditions and practices. This direct input helps create a more comprehensive and accurate assessment, leading to more effective and practical control measures.