Body Mechanics Review

When lifting a heavy object, what is the safest practice?

• Bend at your waist and lift with your back straight.

• Keep the object close to your body and lift with your legs.

• Extend your arms and twist your torso as you lift.

• Lift quickly with jerking motions to minimize time spent lifting.

What are examples of ergonomics? (select all that apply)

• ergonomic chairs

• standing desks

• split keyboards

• lifting heavy objects

• poor posture

To prevent back injuries, it is important to:

• Avoid exercises that strengthen the back muscles.

• Frequently twist at the waist while lifting heavy objects.

• Use a supportive chair and maintain a good posture when sitting.

• Carry heavy loads on one shoulder to distribute the weight unevenly.

What is an important aspect to remember when attempting to lift a heavy object safely?

• Always lift with a jerking, quick motion.

• Keep the object as far away from your body as possible.

• Maintain a straight back and bend at your knees.

• Ensure you are lifting in a dimly lit area to reduce strain on your eyes.

What is the role of ergonomics in preventing workplace injuries?

• To make workplaces look more modern.

• To ensure employees work longer hours without breaks.

• To adapt the work environment and tasks to reduce strain and injuries.

• To enforce strict dress codes.

Which of the following is NOT a recommended practice for maintaining good posture and alignment?

• Regularly changing your sitting or standing position.

• Using ergonomic furniture that supports the natural curve of your spine.

• Keeping your head tilted forward while using a computer.

• Ensuring that the top of your monitor is at or slightly below eye level.

What is the most effective way to prevent back injuries when lifting objects off the ground?

• Squatting down and lifting with your legs in a natural, straight position.

• Bending over at the waist and using your back muscles to lift.

• Holding the object away from your body to distribute the weight.

• Lifting quickly with a twisting motion to minimize time spent in a bent position.

In the context of ergonomics, what is the significance of adjustable furniture?

• It allows for a more stylish and modern office layout.

• It can be adjusted to fit the physical needs of each individual, reducing strain and injury risk.

• It is cheaper and more readily available than fixed furniture.

• It encourages employees to move furniture around, increasing physical activity.

Why is it important to keep the load close to your body when lifting?

• It increases the risk of dropping the object.

• It makes the object feel heavier.

• It reduces the leverage effect on your lower back, decreasing the risk of injury.

• It looks more professional.

What is a common mistake people make that can lead to back injuries?

• Strengthening their back muscles regularly.

• Twisting their bodies while lifting heavy objects.

• Taking frequent breaks during prolonged periods of sitting.

• Using ergonomic tools and equipment.