1-Gases of physiological importance to man are:
A) oxygen and carbon monoxide.
B) nitrogen and carbon dioxide.
C) oxygen and carbon dioxide.
D) oxygen, nitrogen and water vapour.
2-What is the procedure above 10.000 ft altitude when faced with explosive decompression:
A) First inform ATC.
B) Check the cabin altitude, don an oxygen mask and maintain level flight.
C) Descend to below 10.000 ft and signal an emergency.
D) Don an oxygen mask and descend to below 10.000 ft.
3- Henrys Law explains the occurrence of:
A) hypoxia.
B) diffusion.
C) hyperventilation.
D) decompression sickness
4-Hyperventilation is due to an excessive rate of breathing and can produce the following
symptoms:
A) blue finger-nails and lips.
B) a state of overconfidence and reduced heart rate.
C) dizziness, tingling sensation in the fingers and toes, nausea and blurred vision.
D) reduced heart rate and increase in visual acuity.
5- Flying immediately after SCUBA diving involves the risk of getting:
A) hypoxia.
B) hyperventilation.
C) decompression sickness without having a decompression.
D) stress
6-The following statement about respiration is true:
A) internal respiration serves for the gas exchange between environment and blood.
B) transport of oxygen in the blood is made by combination with haemoglobin.
C) transport of carbon dioxide in the blood is made by combination with haemoglobin
D) external respiration serves for the gas exchange between blood and tissue cells.
7- A pilot can overcome hyperventilation by:
A) depending on instruments.
B) controlling the rate and depth of breathing, breathing into a bag or speaking with a loud
voice.
C) the use of drugs stabilizing blood pressure.
D) increasing the rate and depth of breathing to eliminate harmful carbon dioxide
8-The chemical composition of the earths atmosphere (ICAO standard atmosphere) is:
A) 78 % nitrogen, 28 % oxygen, 0,9 % carbon dioxide, 0,03 % argon.
B) 78 % nitrogen, 21 % oxygen, 0,9 % carbon dioxide, 0,03 % argon.
C) 71 % nitrogen, 28 % oxygen, 0,9 % argon, 0,03 % carbon dioxide.
D) 78 % nitrogen, 21 % oxygen, 0,9 % argon, 0,03 % carbon dioxide.
9-Which of the following symptoms marks the beginning of hyperventilation?
A) Slow heart beat.
B) Cyanosis.
C) Slow rate of breath
D) Feeling dizzy.
10-The purpose of the red blood cells is to:
A) Transport CO2, nutrients and hormones.
B) Fight infection.
C) Clot blood.
D) Transport oxygen.
11-The most dangerous sign of hypoxic hypoxia is:
A) bluish skin.
B) decreased heart rate.
C) increased respiration rate.
D) impaired judgment and self criticism.
12-The approximate percentage of oxygen in the atmosphere at 30.000 ft is:
A) 5%
B) 10%
C) 20%
D) 28%
13-Hypoxia is the result of:
A) Decreasing amount of oxygen as your altitude increases.
B) Excessive nitrogen in the bloodstream.
C) High barometric pressure at higher altitudes.
D) Both A and B are correct.
14-Linear acceleration can give a false impression of a:
A) spin.
B) descent.
C) climb.
D) turn.
15-100% oxygen without pressure can be used up to:
A) 40.000 ft
B) 50.000 ft
C) 60.000 ft
D) 70.000 ft
16-The temperature lapse rate:
A) within the troposphere is ~2° F per 1.000 ft.
B) Within the troposphere is ~2° C per 1.000 ft.
C) within the mesosphere is ~2° F per 1.000 ft.
D) within the stratosphere is ~2° C per 1.000 ft.
17-The ozone-layer is situated in the:
A) stratosphere.
B) troposphere.
C) mesosphere
D) mesosphere and troposphere.
18-Daltons law explains the occurrence of:
A) altitude hypoxia.
B) creeps.
C) decompression sickness.
D) bends.
19-The pressure at 18 000 ft is lower than at sea level. How much lower is it approximately?
A) 1/2.
B) 1/3.
C) 1/4.
D) 75% of the pressure at sea level.
20-TUC following loss of pressurisation at 35.000 ft is:
A) 5 minutes upwards.
B) 30 - 60 seconds.
C) 10 - 15 seconds.
D) 3 - 4 minutes.
21- What is the meaning of the S in the SHELL model?
A) Symbols
B) Safety
C) Software
D) Signals and indications
22-The elements of the SHEL model are:
A) Software, hardware, environment and liveware.
B) Shareware, hardware, environment and limitations.
C) Shareware, hardware, education and limitations.
D) Software, hardware, electronics and liveware.
23- What does the H in the SHELL model mean?
A) Hardware.
B) Human.
C) Harley-Davidson.
D) Health.
24-Among the advantages of automation is:
A) crew become less important and therefore crew numbers can be decreased
B) decrease in the size of cockpits
C) increase of situational awareness
D) computers are quicker to read
25-The rate of accidents in commercial aviation (excluding sabotage and acts of terrorism):
A) has improved considerably over the last fifteen years.
B) is a long way short of the safety level of road transport.
C) is approximately 1 accident per million airport movements.
D) represents about fifty accidents around the world every year.
26-Thinking on human reliability is changing.
A) Human errors can be avoided. All it takes is to be vigilant and to extend ones knowledge
B) Human errors are now considered as being inherent to the cognitive function of human and
are
generally inescapable
C) It is thought that it will be possible to eliminate errors in the near future
D) The individual view of safety has gradually replaced the systemic view of safety
27-Oxygen is transported through the walls of the alveoli according to:
A) Henrys law.
B) Daltons law.
C) Boyles law.
D) the Diffusion law.
28-Anthropometry is the study of:
A) human working conditions.
B) human measurement.
C) human limitations.
D) human workspace.
29-All cockpit lights should:
A) be covered with non-reflective plastic
B) avoid harsh shadows and reflected glare
C) contain 2 bulbs
D) have a minimum of 3 power sources
30-The most important requirement in the design of both displays and controls is:
A) ease of utilisation
B) positioning
C) accessibility
D) standardization
31-Normally the design of aircraft uses measurements taken from:
A) the entire population.
B) the entire population disregarding both the 5% lowest and the 5% highest.
C) the entire population disregarding the 5% lowest.
D) the entire population disregarding the 5% highest.
