Progress Test 1

Question 1

When suffering from an infection of the Middle Ear as a result of a cold, you may be affected by:

a) Perceptive Deafness
b) Conductive Deafness

Answer 1

Perceptive Deafness.

Question 2

The trend in aeroplane loss rate over the last three decades seems to be related to:

Answer 2

The crew

Question 3

Someone who has anaemia has:

Answer 3

not enough functional haemoglobin.

Question 4

What aeroplane equipment , when introduced in the 1980s, contributed to a substantial decrease in hull loss rates?

a) GPWS
b) GPS

Answer 4

GPS

Question 5

In the case of fire in flight most fatalities are caused by:

Answer 5

Suffocation from fumes caused by aircraft furnishing and wiring.

Question 6

What aircraft equipment marked a substantial decrease in hull loss rates in the eighties?

a) GPWS
b) DME

Answer 6

GPWS.

Question 7

When staring at an isolated light at night, the light may appear to:

a) vary in intensity
b) move

Answer 7

Move.

Question 8

The function of the Eustachian tube is to equalise the pressure between the:

Answer 8

middle ear and the external atmosphere.

Question 9

What is the basic component of the nervous system?

Answer 9

the nerve cell, more correctly known as a neurone.

Question 10

Typical cabin pressurization systems in the cruise at high level will maintain a cabin pressurization of approximately:

Answer 10

6000 to 8000ft.

Question 11

While carrying out a steady turn, a pilot turns around quickly to talk to another crew member. The pilot may experience:

a) Motion Sickness
b) Coriolis Effect

Answer 11

Coriolis Effect.

Question 12

At high altitude with little or no cloud, the eyes tend to focus at a distance of:

a) 2 metres
b) 20 metres

Answer 12

2 metres.

Question 13

The blood supply to allow the heart itself to work as a muscle is through the:

Answer 13

Coronary artery and vein.

Question 14

Light levels at high altitude can be dangerous because they:

a) contain damaging UV and blue light.
b) enlarge the blind spot in the eye because of the intensity of the blue and UV light.

Answer 14

contain damaging UV and blue light.

Question 15

In order to reduce the risk of coronary artery disease, exercise should:

Answer 15

double the resting heart rate for at least 20 minutes, three times a week.

Question 16

Angular accelerations are perceived by:

a) the otoliths
b) the semicircular canals

Answer 16

the semicircular canals.

Question 17

The normal range of blood pressure for a young healthy adult is:

Answer 17

Systolic 120mmHg and Diastolic 80 mm Hg.

Question 18

A blocked eustachian tube can particularly:

Answer 18

cause severe pain during a descent.

Question 19

As a cause of accidents, the human factor:

Answer 19

is cited in approximately 70 - 80 % of aviation accidents.

Question 20

Hypoxia is:

Answer 20

a physical condition caused by a lack of oxygen to meet the needs of the body tissues, leading to mental and muscular disturbances, causing impaired thinking, poor judgement and slow reactions.

Question 21

Having given blood, a pilot should not fly for a period of:

a) 48 hours
b) 24 hours

Answer 21

24h.

Question 22

Any prolonged exposure to noise in excess of 90 db can result in:

Answer 22

Noise induced hearing loss. (NIHL)

Question 23

Anthropometry is the study of:

a) human working conditions
b) human measurement

Answer 23

human measurement.

Question 24

With regard to alcohol:

Answer 24

Even a small amount will affect performance.

Question 25

Body temperature is at a _______ of ________ at _______: a) Minimum, 36.2° 0500 LMT b) Maximum 36.9° 1800 UTC

Answer 25

Minimum, 36.2° 0500 LMT.

Question 26

The function of the retina is: a) to convert light into meaningful information b) to convert light into electrical impulses

Answer 26

to convert light into electrical impulses.

Question 27

Equalization of pressure is limited between the middle ear and the ambient, when:

Answer 27

the Eustachian tube is blocked.

Question 28

A sudden increase in heart and respiration rates, which occurs in response to a sudden and unexpected stimulus, is produced by the activity of the sympathetic nervous system and release of adrenaline. This is known as the:

Answer 28

“fight or flight” response.

Question 29

A rapid descent from 30 000 to 20 000 ft will cause no discomfort in the middle ear, whereas, a rapid descent from 10 000 ft to 5000 ft can cause great distress, because:

Answer 29

The change in barometric pressure in the latter situation is much greater.

Question 30

The symptoms of hypoxia include:

Answer 30

Visual disturbances, lack of concentration, euphoria.

Question 31

A pilot demonstrates symptoms which could be either hypoxia or hyperventilation. The best course of action would be:

Answer 31

immediately administer oxygen.

Question 32

Presbyopia is: a) A form of Myopia which occurs with increasing age. b) A form of Hypermetropia which occurs with increasing age.

Answer 32

A form of Hypermetropia which occurs with increasing age.

Question 33

The average pulse of a healthy adult at rest is about:

Answer 33

60 to 80 beats/min.

Question 34

With a pulse rate of 72 beats per minute and a stroke volume of 70ml, what is the cardiac output?

Answer 34

5 litres per minute.

Question 35

To prevent Vertigo in flight, a pilot should: a) Avoid moving the head rapidly whilst turning b) Look to one side while turning the aircraft

Answer 35

Avoid moving the head rapidly whilst turning.

Question 36

What is the partial pressure of nitrogen at 40 000 ft? Given pressure at 40 000ft is 140mm Hg. a) 109.9 mm Hg b) 119.9 mm Hg

Answer 36

109.9 mm Hg BECAUSE: Nitrogen is 78% = 0.78 40 000ft = 140 mm Hg SO: 0.78 X 140 = 109.2 Average 109.9 mm Hg

Question 37

The dark adaptation time for the rods to fully adjust to low levels of illumination is approximately:

Answer 37

30 minutes.

Question 38

Altitude-hypoxia, when breathing ambient air, should not usually occur (indifferent phase).

Answer 38

below 3 000 m.

Question 39

Which of the following pairs of factors is most likely to lead to the development of coronary heart disease? a) Stress and smoking b) Smoking and high cholesterol levels

Answer 39

Stress and smoking.

Question 40

A temporary loss of hearing from overexposure to noise is referred to as: a) Temporary threshold shift b) Temporary threshold silence

Answer 40

Temporary threshold shift.