Understanding Fatigue and Cognitive Design in the Workplace

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How can poorly designed cognitive supports and tasks contribute to chronic fatigue?

By reducing the impact of fatigue

By enhancing the ability to perform incorrect actions

By minimizing mental overload

By leading to demotivation and ill health (correct)

In the context of fatigue, why are carefully designed cues important?

To minimize the impact of fatigue

To manage demanding tasks and stressful situations (correct)

To increase the stress levels in the task

To decrease the importance of cognitive design

What role does sustained vigilance play in the relationship between fatigue and accidents?

It minimizes cognitive supports

It contributes to mistakes and accidents (correct)

It increases mental overload

It reduces the chances of accidents

How does a well-designed work system lessen the impact of fatigue?

By minimizing the chance of dangerous actions Signup and view all the answers

What is a consequence of tasks that routinely cause mental overload according to the text?

Chronic fatigue and absenteeism Signup and view all the answers

How can cognitive design principles help manage fatigue in demanding tasks?

By minimizing the potential for incorrect or dangerous actions Signup and view all the answers

Which of the following is NOT mentioned as a factor affecting cognitive abilities?

Being well-rested Signup and view all the answers

In a state of fatigue, what mode of thought is the brain likely to shift to?

Survival mode Signup and view all the answers

What can happen if an individual tries to perform mentally intensive tasks while under stress?

Negative effects Signup and view all the answers

Which aspect is NOT mentioned as part of human cognitive abilities?

Physical strength Signup and view all the answers

What may happen if an individual performs mentally intensive work tasks when hungry?

Negative effects Signup and view all the answers

Which factor is highlighted as drastically limiting human abilities according to the text?

Fatigue Signup and view all the answers

What is the primary focus of cognitive ergonomics?

Work activities with emphasized cognitive component Signup and view all the answers

Which of the following environments is NOT typically studied in cognitive ergonomics?

Fixed environments Signup and view all the answers

In which domains were the first investigations by cognitive ergonomics conducted?

Nuclear power plants, air traffic control systems, and medical anesthetics Signup and view all the answers

What is one of the competencies studied by cognitive ergonomics in users' interactions with systems?

Attention and perception errors Signup and view all the answers

Why were studies conducted in 'softer' domains following the initial investigations of cognitive ergonomics?

To test the transferability of principles Signup and view all the answers

Which type of environment features many controls and switches, requiring exceptional focus according to cognitive ergonomics?

Complex and changeable environments Signup and view all the answers