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PPL exams pilot training > Human Factors & Pilot Performance > Flashcards

Human Factors & Pilot Performance Flashcards

1
Q

Your ‘time of useful consciousness’ at 22,000 feet is approximately?

A

5-10 minutes.

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2
Q

Which of the following lists of signs and symptoms would suggest to you that carbon monoxide poisoning was a possibility?

A

Headache, dizziness and feeling slightly sick.

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3
Q

What is described by the visual illusion seen at night, known as autokinesis?

A

When a stationary light appears to move when you stare at it.

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4
Q

If unaffected by external stimuli, body rhythms such as the temperature and the sleep/wake cycle will have a natural length of?

A

25 hours.

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5
Q

When you are trying to look at an object at night, the best technique is to?

A

Look slightly to the side of the object.

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6
Q

You are on a collision course with another aircraft that is dead ahead of you at a range of 2.5 nautical miles. How long is there before impact if the other aircraft is travelling at 360 kts, and you are travelling at 90 kts?

A

20 seconds.

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7
Q

What does the middle ear contain?

A

Air, and the three ossicles that transmit sound

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8
Q

What is the atmosphere composed of?

A

78% nitrogen, 21% oxygen, 1% other gases

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9
Q

When approaching a runway with a marked downward slope, the visual illusion caused by this situation might cause you to:

A

make a higher and steeper approach than is required

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10
Q

In terms of the human body and brain, what is a reflex?

A

A response that is made with little or no involvement of the brain

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11
Q

The use of the memory aid or mnemonic ‘FREDA’ to help you remember what to include in your routine cockpit checks is an example of what memory related phenomena?

A

Chunking

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12
Q

Which of the following conditions is the most common form of sudden pilot incapacitation?

A

Gastroenteritis

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13
Q

How long does it take for the eye to become fully adapted to conditions of darkness?

A

30 minutes

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14
Q

Where in the ear is sound converted into nervous impulses for transmission to the brain?

A

Cochlea

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15
Q

What is the name of the sensory illusion which gives a false sense of pitching forwards when you rapidly decelerate?

A

The somatogravic illusion

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16
Q

Which of the following identified parts of the arousal & performance curve depict a state of arousal that is having an adverse effect on performance?

A

Both A and C

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17
Q

At what time on your ‘body clock’ is your performance usually at its lowest level?

A

Between 0400 and 0600

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18
Q

Digital displays of numeric values are less good at:

A

indicating rates of change

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19
Q

A visual illusion caused by haze can mean that you are ______ the runway than you appear to be. What are the missing words?

A

nearer to

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20
Q

Sounds are stored in a sensory memory, and are available for recall (approximately) up to:

A

5 seconds later

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21
Q

What is presbycusis?

A

Deterioration in hearing acuity with increasing age

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22
Q

What name is given to the condition where the lens of the eye is not perfectly round?

A

Astigmatism

23
Q

Which of the following would not be considered to be an environmental or physical stressor?

A

Anxiety

24
Q

A problem is worked on by a group of people. Which of the following statements is correct?

A

The group result is not likely to be much better than that of the most able contributor

25
Q

Which of the following body mass index (BMI) ranges would be considered to be in the normal weight range?

A

21-25

26
Q

What is the eye’s ability to focus on near and then far objects known as?

A

Accommodation

27
Q

How could you treat someone suffering from hyperventilation?

A

Encourage them to talk to slow down their breathing rate, or give them a task to distract them

28
Q

A problem is worked on by a group of people. Which of the following statements is correct?

A

The group result is not likely to be much better than that of the most able contributor.

29
Q

Body temperature is linked to alertness and performance. Which of the following body temperatures correlate to good performance capability?

A

The peak of the normal body temperature cycle

30
Q

The retina contains two types of light sensitive cells. Which type is responsible for sensing colour and sharpness of an image (visual acuity)?

A

The cones

31
Q

In general terms, what period of wakeful activity does one hour of sleep provide?

A

2 hours

32
Q

Approximately how long can the human brain survive without severe damage after being totally deprived of oxygen?

A

4 minutes.

33
Q

What name is given to the condition where the eye has trouble focusing on near objects?

A

Hyperopia (also called hypermetropia)

34
Q

What would your body mass index be considered to be, if you were 5 ft 7 inches tall, and weighed 180 lbs?

A

Overweight

35
Q

Flickering lights can bring on an epileptic type of fit in people who are susceptible. Which of the following flicker frequencies would be most likely to cause this?

A

8 Hz

36
Q

Under normal conditions, the need to breathe:

A

is primarily controlled by the build up of carbon dioxide in the blood

37
Q

Why is carbon monoxide so dangerous?

A

It is colourless, odourless and tasteless

38
Q

Approximately what percentage of the atmospheric air is carbon dioxide?

A

0.03%

39
Q

Where in the ear is sound converted into nervous impulses for transmission to the brain?

A

Cochlea

40
Q

How long can an item of information be retained in your short term memory for?

A

About 15 seconds

41
Q

How many inches in a foot?

A

12

41
Q

How to calculate BMI?

A

Multiply weight in pounds by 0.45, metric conversion.
Multiply height by 0.025, remember to 12 inches in a foot.
Square the awnser from height.
Divide the weight over the squared height.

42
Q

What name is given to the condition where the eye has trouble focusing on distant objects?

A

Myopia

43
Q

What term is given to the situation when a person gives in to the wishes of a group?

A

Conformity

44
Q

How is night vision affected by increasing altitude?

A

Night vision is adversely affected by low oxygen levels at altitude.

45
Q

What memory process is being supported by ‘chunking’ and ‘rehearsal’?

A

Longer retention in the short term memory.

46
Q

After making a full 360 degree medium rate turn, you level the wings. The reduced g-force loading may lead you to momentarily think that you are now:

A

commencing a descent.

47
Q

As your aircraft climbs, your susceptibility to carbon monoxide poisoning will:

A

increase

48
Q

How long should you wait before flying after SCUBA diving to a depth of less than 30 ft?

A

12 hours

49
Q

Risk shift?

A

The tendency of a group to make more risky decisions than a single person would.

50
Q

What are the risks you might encounter when flying with an upper respiratory tract infection (such as a common cold/flu)?

A

If you take medication, it may interfere with your ability to safely fly the aircraft.

51
Q

The semi-circular canals (organs of balance) can respond to:

A

both acceleration and deceleration

52
Q

What is the sound level, that above would be considered a level that would damage human hearing.

A

80 db

PPL exams pilot training (19 decks)

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