Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

Cat B- Mod 9 Human Factors > 9.4 Factors affecting Performance > Flashcards

9.4 Factors affecting Performance Flashcards

1
Q

What factors effect performance?

A

Fitness
Health
Stress
Time pressure
Workload
Fatigue

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

To maintain the correct manning levels and in the event of illness etc, what should an organisation have to deal with losses?

A

Man hour plan.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What can an engineer do to maintain their health and fitness?

A

Eating regular and well balanced meals
Regular exercise
Stop smoking

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What does stress result from?

A

Imposition of any demand or set of demands which require us to react, adapt or behave in a certain way.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What is a stressor?

A

The cause of the stress, could either be a one off stimulus or an ongoing factor.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What two types of stress are there?

A

Acute- intense short
Chronic- frequent and long duration

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What forms can stressors be?

A

Physical
Psychological
Reactive

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What are the possible signs of stress?

A

Physiological- Sweating etc
Health issues
Behavioural
Cognitive effects
Subjective effects- anxiety

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What is domestic stress?

A

Results from major life changes at home.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

What can work related stress be increased by?

A

Lack of guidance or time pressure.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What happens when we become aware of stress?

A

Defence or coping

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What is a defence strategy?

A

Alleviation of the symptoms through temporary fixes, i.e. alcohol.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What is a coping strategy?

A

Dealing with the source of the stress.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

What are some good stress management techniques?

A

Relaxation
Regulation of sleep and diet
Regular exercise
Counselling

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

What are the two perceptions of stress?

A

Actual and perceived.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

In terms of stress what two driving forces does an engineer have?

A

Deadlines and responsibilites.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

What is one method of managing time pressure?

A

Regulation.

18
Q

What can time pressures make a norm in an organisation?

A

Corner cutting.

19
Q

What should those responsible for setting deadlines consider?

A

Priority of work
Time available
Personnel available
Parts and spares

20
Q

What happens at low levels of arousal?

A

Attentional mechanisms will not be active and performance capability will be low.

21
Q

What happens if arousal becomes too high?

A

Task shedding and narrowing of attention.

22
Q

Workload is subjective, what is it affected by?

A

Physical demands
Mental demands

23
Q

How can workload be managed?

A

Staff have correct skills
Tools and spares readily available
Human factors training

24
Q

How can overload be relieved?

A

Simpler method
Delegate activities
Securing further time

25
Q

How much sleep does a human require?

A

8 hours in 24 hours

26
Q

What is the rule of thumb for hours of sleep for hours of work?

A

One hour sleep for two hours work

27
Q

What does the circadian rhythm control?

A

Body temp, hunger and digestion.

28
Q

Most aspects of physiology and behaviour are governed by what?

A

Central clock in the hypothalamus.

29
Q

If you have a drop in body temp what happens?

A

Drop in alertness and performance.

30
Q

Circadian rhythm for body temp is very robust, when sleep is disrupted what happens?

A

Temp cycle is unchanged.

31
Q

What two types of fatigue are there?

A

Physiological and Subjective.

32
Q

What is subjective fatigue?

A

How sleepy the person thinks they feel, easily affected by other factors.

33
Q

What does physiological fatigue reflect?

A

The replenishment and restoration the body needs.

34
Q

What is TSA?

A

Time since awakening

35
Q

What is duty time?

A

Time on task refers to the time spent carrying out work.

36
Q

What are the first signs of chronic fatigue?

A

Moodiness, headaches.

37
Q

What are the disadvantages of shift working?

A

Unsociable hours
Human performance is lower in late hours

38
Q

What does alcohol do in the nervous system?

A

Alcohol acts as a depressant on the nervous system dulling the senses.

39
Q

What is a Analgesics?

A

Over the counter drugs like paracetamol, aspirin and ibuprofen.

40
Q

Why are anti-histamines not allowed when working?

A

They can make you feel drowsy.

41
Q

What can decongestants like psuedo-ephedrine do?

A

Give side effects like anxiety, tremor, rapid pulse and headache.

42
Q

What are pep pills?

A

Stimulant pills, they are not allowed due to the danger of overdose and side effects.

Cat B- Mod 9 Human Factors (9 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions