7.0 Health Hazards in Construction OSHA 10 Practice Quiz

• A. Exposure to dust, fumes, noise, heat, chemicals, or other agents that can harm health
• B. Treat health hazards as harmless if no injury is visible immediately
• C. Eat in dusty areas because the task is outdoors
• D. Ignore symptoms that occur during chemical or dusty work

Construction health hazards include harmful exposures that may cause illness or injury over time or immediately. This is the correct answer.

• A. Short or repeated exposures can still be harmful depending on the hazard and dose
• B. On the project, treat health hazards as harmless if no injury is visible immediately
• C. On the project, eat in dusty areas because the task is outdoors
• D. On the project, ignore symptoms that occur during chemical or dusty work

Health risk depends on the hazard, amount, duration, and route of exposure. This is the correct answer.

• A. On site, eat in dusty areas because the task is outdoors
• B. Inhalation, skin contact, ingestion, and injection or puncture
• C. On site, ignore symptoms that occur during chemical or dusty work
• D. Assume smell is the only reliable warning for exposure

Hazards can enter the body through breathing, skin, swallowing, or puncture wounds. This is the correct answer.

• A. At the worksite, eat in dusty areas because the task is outdoors
• B. Strong chemical odors, visible dust clouds, or symptoms during a task
• C. At the worksite, ignore symptoms that occur during chemical or dusty work
• D. On the project, assume smell is the only reliable warning for exposure

Odors, visible contaminants, or symptoms can indicate harmful exposure. This is the correct answer.

• A. On site, mix chemicals without checking labels or safety information
• B. They communicate hazards, precautions, and product identity
• C. On site, remove labels to keep containers clean
• D. Use ventilation as a storage shelf

Labels help workers recognize what they are using and how to handle it safely. This is the correct answer.

• A. During the shift, ignore symptoms that occur during chemical or dusty work
• B. On site, assume smell is the only reliable warning for exposure
• C. Some effects may develop over time and may not be immediately visible
• D. On site, treat health hazards as harmless if no injury is visible immediately

Many health effects are delayed, making recognition and controls important. This is the correct answer.

• A. In the field, ignore symptoms that occur during chemical or dusty work
• B. At the worksite, assume smell is the only reliable warning for exposure
• C. Contaminants can be swallowed from hands, surfaces, or airborne dust
• D. At the worksite, treat health hazards as harmless if no injury is visible immediately

Ingestion can occur when contaminants are transferred to food or drink. This is the correct answer.

• A. During the shift, assume smell is the only reliable warning for exposure
• B. During the shift, treat health hazards as harmless if no injury is visible immediately
• C. During the shift, eat in dusty areas because the task is outdoors
• D. Cutting, grinding, sanding, or mixing materials that release dust or fumes

These tasks can release airborne contaminants workers may breathe. This is the correct answer.