The perception of colour is a function of the -
Select one:
cones on the retina and is diminished in dim ambient lighting cones on the retina and is diminished in bright lighting conditions rods on the retina and is diminished in dim ambient lighting rods on the retina and is diminished in bright lighting conditions.
A behaviour or activity which is essential for good communications between flight deck crew is -
Select one: Prolonged eye contact. Debating. Touching. Summarising.
. If an otherwise healthy pilot suffers a bout of dizzy spells, the appropriate action required by CASR 67.265 would be -
Select one: notify a DAME and refrain from all instrument flying until cleared resume flying providing there is no recurrence within twenty four hours notify a DAME and refrain from all flying until cleared notify a DAME and refrain from all commercial flying until cleared
.
The average number of items that can be held in the short term memory is -
Select one: 20 15 10 7.
Select the function that would be most vulnerable to fatigue -
Select one: speaking clearly seeing and hearing clearly clear thinking hovering a helicopter.
A condition which is caused by excessive uric acid in the blood and can be aggravated by poor diet is-
Select one: gout leprosy angina tinea.
Mode awareness has become a concern for the crews of modern generation aircraft. This term refers to -
Select one: crew awareness of the flight mode of the autoflight systems crew awareness of the correct speeds and power settings for various flight stages captain's awareness of the thoughts of the flight crew first -officer awareness of the mood of the captain.
Antihistamines are commonly found in cold and flu medications. The side effects of antihistamines include -
Select one: sleeplessness blurred vision severe headache drowsiness.
Discomfort or pain in the ears or sinuses is most likely during -
Select one: high rates of descent in unpressurised aircraft long periods of cruising flight at high altitude long slow descents in unpressurised aircraft high rates of climb in unpressurised aircraft.
Drugs that can be freely taken without the approval of a Designated Medical Examiner are -
Select one: legal drugs only none - care should be exercised in relation to all drugs prescription drugs only non-prescription drugs only.
Oxygen is transported around the body in the blood by -
Select one: leucocytes plasma white blood cells haemoglobin.
A healthy person will be most likely to begin to experience grey out with a sustained G load of -
Select one: 1.5 G 4.5 G 3.5 G 2.5 G.
One of the effects of hypoxia is a degradation of night vision. This effect begins at about -
Select one: 4000 feet 14000 feet 20000 feet 10000 feet.
Each passenger must be provided with supplemental oxygen for all of the time at which an unpressurised aircraft is operating above -
Select one: 8000 feet 20000 feet 10000 feet 14000 feet.
The amount of water the average person will lose on a hot day is closest to -
Select one: 21 litres 8 litres 5 litres 12 litres.
Decompression sickness or the 'bends' is caused by -
Select one: difficulty experienced in breathing under the high ambient pressure which occurs in deep water the excess oxygen which dissolves in the blood during a deep dive the release of dissolved nitrogen from the blood during a rapid ascent from deep water cramps caused by the low ambient temperature which occurs in deep water.
The maximum distance at which a healthy eye in good lighting and contrast could identify a circle one metre in diameter is approximately -
Select one: five hundred metres five kilometres one kilometre 2 nautical miles.
You notice lately that an aircrew colleague frequently seems easily irritable and argumentative, forgetful, and lacks interest in his/her job. Select a disorder that these signs might indicate -
Select one: General Adaptation Syndrome. Hypoglycaemia. Chronic fatigue. Narcolepsy.
One disadvantage of glass cockpit technology in the modern generation of aircraft is that -
Select one: captains having difficulty in monitoring the actions of the crew loss of proficiency in basic instrument flying skills especially in younger pilots pilots having difficulty in understanding the mass of information presented on the displays lack of faith in the indications given by the CRTs.
Select a condition which is likely to cause hypoxia -
Select one: When the partial pressure of oxygen at high altitudes decreases. When carbon dioxide levels in the lungs are lower than normal. When the carbon dioxide in the atmosphere is excessive. When the ratio of helium to nitrogen pressure at high altitudes increases.
The somatogravic illusion [falsely identifying a level acceleration as a steep climb], is most likely to be encountered -
Select one: just after the transition from instrument to visual flight during an approach to a poorly lit runway on a dark night during and just after take -off in a high performance aircraft on a dark night during a go -around in a high performance aircraft when flying visually.
Select the statement that you consider is true of linear strip display type instruments compared to circular gauge instruments -
Select one: it is difficult to detect a discrepancy between two systems they provide easier comparison between systems linear strip displays make it easier to obtain accurate values linear strip displays are easier to include in the scan during instrument flight.
Select the statement you consider to be correct -
Select one: novice pilots have fewer handling accidents than do experienced pilots novice pilots have fewer accidents caused by faulty judgement than experienced pilots novice pilots have more handling accidents than do experienced pilots novice pilots have more accidents caused by faulty judgement than.
. One interesting characteristic of the short term memory is that it appears to be -
Select one: equally reliant on visual and acoustic inputs almost entirely acoustic almost entirely visual unaffected by alcohol
.
In order of occurrence, the three phases of the body's adaptation to stress are -
Select one: alarm, resistance, collapse resistance, collapse, alarm collapse, resistance, alarm resistance, alarm, collapse.
Pilots can best assist airsick passengers by -
Select one: warning them that they will have to clean up the mess if they vomit descending quickly to land before they become sick reassuring them that airsickness is nothing to worry about flying as smoothly as possible and making all manoeuvres and descents gentle.
The duration of the sensory memory for visual images is approximately -
Select one: 8 seconds 1 second 20 seconds 2 seconds.
A SCUBA diver has just completed a dive which did require decompression stops but was of less than four hours duration. The minimum recommended period which should be allowed before flying is -
Select one: 4 hours 12 hours 24 hours 48 hours.
An advantage of a digital display over a circular analogue display is that -
Select one: it is easier to observe the direction and rate of change of a parameter the exact value of an item is more easily read comparison between similar systems is easier it is easier to include it in the scan during hands -on instrument flight.
Hertz [Hz], are used to measure -
Select one:
the intensity or loudness of sound the variation of sound the frequency or pitch of sound the duration of sound.
The lapse in performance standards which occurs daily in mid afternoon is known as -
Select one: the afternoon lapse phase the siesta syndrome the post-meridian depression the post-prandial dip
.
Carbon monoxide contamination of the cockpit atmosphere is most likely when -
Select one: carburettor heat is used excessively flying low in a very thick smoke haze an electrical short circuit occurs there is a leak in the engine exhaust system.
Select a condition which will not increase susceptibility to hypoxia -
Select one: anaemia smoking and alcohol overbreathing cold and fatigue.
In level flight, a collision risk exists if a converging aircraft viewed from your cockpit appears to be -
Select one: on the horizon and maintaining a constant position in your windscreen below the horizon and moving closer to the centre of your windscreen on the horizon and moving away from the centre of your windscreen on the horizon.
During periods of very high cockpit workload the event that is most likely to occur is -
Select one: Information may be missed due to reduced sensory input. The pilot will be slow to react to an emergency. Information may be missed due to narrowing of attention. The pilot will lose interest in the tasks he/she is doing.
.
A decibel is a unit used to measure -
Select one: frequency and intensity of sound duration of sound the intensity or loudness of sound the frequency or pitch of sound.
The sustained G load at which a healthy person be likely to begin to experience black out is -
Select one: 3.5 G 2.5 G 7 G 5 G.
A pilot who experiences the somatogravic illusion and reacts to the associated false sensation would be likely to -
Select one: push the nose down on an approach to land pull up the nose up just after take -off push the nose down just after take -off pull up during an approach to land.
When an aircraft is performing a prolonged shallow turn during instrument flight, a common illusion is -
Select one: a sensation of remaining banked in the turn when the wings are rolled back to the level attitude a sensation of being banked in the opposite direction when the wings are rolled back to the level attitude a sensation of climbing when the wings are rolled back to the level attitude a sensation of diving when the wings are rolled back to the level attitude.
Continuous exposure to high noise levels in the cockpit should be avoided because -
Select one: the effect is cumulative and can eventually lead to deafness stress levels are increased and concentration levels are decreased general performance and efficiency is reduced all of the above are correct.
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