You can survive at any altitude provided that ? [ Exam pilot ]

Question 109-1 : Enough oxygen pressure and heat is available 21% oxygen is available in the air you breath in pressure respiration is guaranteed for that altitude the temperature in the cabin does not drop below 10°c

exemple 209 Enough oxygen, pressure and heat is available. — Enough oxygen, pressure and heat is available.

The volume percentage of oxygen in the atmosphere is 21% which ?

Question 109-2 : Is constant at all altitudes for conventional aircraft decreases with increasing altitude increases with increasing altitude is dependent on the present air pressure

exemple 213 Is constant at all altitudes for conventional aircraft. — Is constant at all altitudes for conventional aircraft.

The percentage of oxygen in the air at an altitude of approximately 34 000 ft is ?

Question 109-3 : 21% 5% 10 5% 42%

The respiratory process consists mainly of ?

Question 109-4 : The diffusion of oxygen through the respiratory membranes into the blood transportation to the cells diffusion into the cells and elimination of carbon dioxide from the body the transportation of oxygen to the cells and the elimination of carbon monoxide the transportation of oxygen to the cells and the elimination of nitrogen the transportation of carbon dioxide to the cells and elimination of oxygen

exemple 221 The diffusion of oxygen through the respiratory membranes into the blood, transportation to the cells, diffusion into the cells and elimination of carbon dioxide from the body. — The diffusion of oxygen through the respiratory membranes into the blood, transportation to the cells, diffusion into the cells and elimination of carbon dioxide from the body.

Which of the following applies to carbon monoxide poisoning ?

Question 109-5 : Several days are needed to recuperate from a carbon monoxide poisoning a very early symptom of carbon monoxide poisoning is euphoria the human body shows no sign of carbon monoxide poisoning inhaling carbon monoxide leads to hyperventilation

exemple 225 Several days are needed to recuperate from a carbon monoxide poisoning. — Several days are needed to recuperate from a carbon monoxide poisoning.

How is oxygen mainly transported in the blood ?

Question 109-6 : Haemoglobin in the red blood cells white blood cells plasma blood fat

exemple 229 Haemoglobin in the red blood cells. — Haemoglobin in the red blood cells.

Which gas most readily combines with haemoglobin ?

Question 109-7 : Carbon monoxide nitrogen oxygen carbon dioxide

exemple 233 Carbon monoxide. — Carbon monoxide.

Which of the following is true concerning carbon monoxide ?

Question 109-8 : It is to be found in the smoke of cigarettes lifting up a smoker's 'physiological altitude' it combines 5 times faster to the haemoglobin than oxygen it has no physiological effect when mixed with oxygen it is always present in the lungs

exemple 237 It is to be found in the smoke of cigarettes lifting up a smoker's 'physiological altitude'. — .the physiological altitude is the altitude feels by the body .example just 3 cigarettes smoked at sea level will raise the physiological altitude to 8000 feet because the carbon monoxide in the cigarette smoke is absorbed by the haemoglobin its oxygen absorbing qualities are reduced to about the same degree as they would be reduced by the decrease in atmospheric pressure at 8000 feet above sea level It is to be found in the smoke of cigarettes lifting up a smoker's 'physiological altitude'.

An increase in the amount of carbon dioxide in the blood leads to ?

Question 109-9 : An increased respiratory rate a decrease of acidity in the blood a reduction of red blood cells an improving resistance to hypoxia

.an increase of carbon dioxide in the blood leads to a decrease in blood ph the drop in blood ph is detected by chemoreceptors in the aorta and carotid artery these receptors send nerve impulses to the respiratory center in the medulla oblongata in the brain which then stimulates increased breathing increased breathing helps remove carbon dioxide from the blood returning blood ph to normal levels

In the alveoli gas exchange takes place external respiration which gas will ?

Question 109-10 : Carbon dioxide ambient air oxygen carbon monoxide

exemple 245 Carbon dioxide. — Carbon dioxide.

How can a pilot increase his tolerance to +gz ?

Question 109-11 : Tightening of the stomach muscles take an upright seat position relax the muscles and lean upper body forward tighten shoulder harness

Hypoxia is caused by ?

Question 109-12 : Reduced partial oxygen pressure in the lung reduced partial pressure of nitrogen in the lung an increased number of red blood cells a higher affinity of the red blood cells haemoglobin to oxygen

exemple 253 Reduced partial oxygen pressure in the lung. — Reduced partial oxygen pressure in the lung.

Hypoxia can be caused by .1 low partial pressure of oxygen in the atmosphere ?

Question 109-13 : 1 2 3 and 4 are correct 1 2 3 are correct 4 is false 1 is false 2 3 and 4 are correct 1 and 2 are correct 3 and 4 are false

exemple 257 1, 2, 3 and 4 are correct. — 1, 2, 3 and 4 are correct.

The symptoms of hypoxia include ?

Question 109-14 : Visual disturbances lack of concentration euphoria nausea and barotitis dull headache and bends dizziness hypothermia

exemple 261 Visual disturbances, lack of concentration, euphoria. — Visual disturbances, lack of concentration, euphoria.

Which of the following is/are the symptom s of hypoxia ?

Question 109-15 : Lack of concentration fatigue euphoria pain in the joints low blood pressure excessive rate and depth of breathing combined with pains in the chest area

exemple 265 Lack of concentration, fatigue, euphoria. — Lack of concentration, fatigue, euphoria.

Which statement applies to hypoxia ?

Question 109-16 : Sensitivity and reaction to hypoxia varies from person to person carbon monoxide increases the tolerance of the brain to oxygen deficiency you may become immune to hypoxia when exposed repeatedly to hypoxia it is possible to predict when how and where hypoxia reaction starts to set in

exemple 269 Sensitivity and reaction to hypoxia varies from person to person. — Sensitivity and reaction to hypoxia varies from person to person.

Hypoxia can be caused by ?

Question 109-17 : A lack of red blood cells in the blood or decreased ability of the haemoglobin to transport oxygen a lack of nitrogen in ambient air too much carbon dioxide in the blood increasing oxygen partial pressure used for the exchange of gases

exemple 273 A lack of red blood cells in the blood or decreased ability of the haemoglobin to transport oxygen. — A lack of red blood cells in the blood or decreased ability of the haemoglobin to transport oxygen.

Breathing 100% oxygen will elevate the pilot's physiological safe altitude to ?

Question 109-18 : 40 000 ft 10 000 ft 22 000 ft 45 000 ft

exemple 277 40 000 ft. — .the physiological altitude is the altitude feels by the body .example just 3 cigarettes smoked at sea level will raise the physiological altitude to 8000 feet because the carbon monoxide in the cigarette smoke is absorbed by the haemoglobin its oxygen absorbing qualities are reduced to about the same degree as they would be reduced by the decrease in atmospheric pressure at 8000 feet above sea level .the physiological altitude to which human organism can be adapted easily is defined to be 0 10000 ft .above 10000ft cabin altitude it is necessary to increase the proportion of oxygen supplied to the lungs gradually up to 100% oxygen at 40000 ft .at 40000 ft with 100% oxygen you will have reach the max safe physiological altitude which is around 10000 ft .above 40000 ft 100% oxygen alone is insufficient and it must be supplied under pressure to the oxygen mask 40 000 ft.

The most dangerous symptoms of hypoxia at altitude are ?

Question 109-19 : Euphoria and impairment of judgement dehydration sensation of heat and blurred vision the bends and the creeps

exemple 281 Euphoria and impairment of judgement. — Euphoria and impairment of judgement.

Dizziness and tumbling sensations when making head movements in a tight turn ?

Question 109-20 : 'pilot's vertigo' 'nystagmus' 'flicker vertigo' 'oculogravic illusion'

'pilot's vertigo' ?

Question 109-21 : Is the condition of dizziness and/or tumbling sensation caused by contradictory impulses to the central nervous system cns is the sensation to keep a rotation after completing a turn is the sensation of climbing caused by a strong linear acceleration announces the beginning of airsickness

exemple 289 Is the condition of dizziness and/or tumbling sensation caused by contradictory impulses to the central nervous system (cns). — .pilot's vertigo is same as coriolis illusion .coriolis illusion the illusion of rotation or movement in an entirely different axis caused by an abrupt head movement while in a prolonged constant rate turn that has ceased to stimulate the brain s motion sensing system this involves the simultaneous stimulation of two semicircular canals and is associated with a sudden tilting forward or backwards of the pilot's head while the aircraft is turning this can occur when tilting the head down to look at an approach chart or to write on the knee pad or up to look at an overhead instrument or switch or sideways this can produce an overpowering sensation that the aircraft is rolling pitching and yawing all at the same time which can be compared with the sensation of rolling down a hillside this illusion can make the pilot quickly become disoriented and lose control of the aircraft Is the condition of dizziness and/or tumbling sensation caused by contradictory impulses to the central nervous system (cns).

What can a pilot do to avoid 'flicker vertigo' when flying in the clouds ?

Question 109-22 : Switch strobe lights off dim the cockpit lights to avoid reflections engage the autopilot until breaking the clouds fly straight and level and avoid head movements

exemple 293 Switch strobe-lights off. — Switch strobe-lights off.

What do you do when you are affected by 'pilot's vertigo' .1 establish and ?

Question 109-23 : 1 2 3 and 4 are correct 1 2 and 3 are correct 4 is false 1 and 2 are correct 3 and 4 are false only 4 is false

exemple 297 1, 2, 3 and 4 are correct. — .pilot's vertigo is same as coriolis illusion .coriolis illusion the illusion of rotation or movement in an entirely different axis caused by an abrupt head movement while in a prolonged constant rate turn that has ceased to stimulate the brain s motion sensing system this involves the simultaneous stimulation of two semicircular canals and is associated with a sudden tilting forward or backwards of the pilot's head while the aircraft is turning this can occur when tilting the head down to look at an approach chart or to write on the knee pad or up to look at an overhead instrument or switch or sideways this can produce an overpowering sensation that the aircraft is rolling pitching and yawing all at the same time which can be compared with the sensation of rolling down a hillside this illusion can make the pilot quickly become disoriented and lose control of the aircraft 1, 2, 3 and 4 are correct.

Which flight manoeuvre will most likely induce vertigo turning the head while ?

Question 109-24 : Banking climbing descending flying straight and level

The semicircular canals of the inner ear monitor ?

Question 109-25 : Angular accelerations movements with constant speeds relative speed and linear accelerations gravity

exemple 305 Angular accelerations. — .in the inner ear the function of the semicircular canals is to monitor angular acceleration angular acceleration is acceleration around the axis of the pilot Angular accelerations.

Which part of the ear could be affected due to air pressure changes during ?

Question 109-26 : The eustachian tube and the tympanic membrane ear drum the semicircular canals the cochlea the saccules and utricles

exemple 309 The eustachian tube and the tympanic membrane (ear drum). — The eustachian tube and the tympanic membrane (ear drum).

Which part of the inner ear is responsible for the perception of sound ?

Question 109-27 : The cochlea the semicircular canals the sacculus and utriculus the eustachian tube

Which part of the vestibular apparatus is affected by changes in gravity and ?

Question 109-28 : The sacculus and utriculus the semicircular canals the cochlea the eustachian tube

exemple 317 The sacculus and utriculus. — The sacculus and utriculus.

Which part of the vestibular apparatus is responsible for the detection of ?

Question 109-29 : The semicircular canals the cochlea the sacculus and utriculus the eustachian tube

exemple 321 The semicircular canals. — The semicircular canals.

The vestibular apparatus ?

Question 109-30 : Reacts to linear/angular acceleration and gravity gives the impression of hearing reacts to pressure changes in the middle ear reacts to vibrations of the cochlea

exemple 325 Reacts to linear/angular acceleration and gravity. — Reacts to linear/angular acceleration and gravity.

Which of the following components belong to the middle ear ?

Question 109-31 : Ossicles otoliths endolymph semicircular canals

Through which part of the ear does the equalization of pressure take place when ?

Question 109-32 : Eustachian tube cochlea tympanic membrane external auditory canal

exemple 333 Eustachian tube. — Eustachian tube.

Concerning the effects of drugs and pilot's performance ?

Question 109-33 : The primary and the side effects have to be considered the side effects only have to be considered medication has no influence on pilot's performance only the primary effect has to be considered side effects are negligible

exemple 337 The primary and the side effects have to be considered. — The primary and the side effects have to be considered.

What is understood by air sickness ?

Question 109-34 : A sensory conflict within the vestibular system accompanied by nausea and vomiting an illness caused by evaporation of gases in the blood an illness caused by reduced air pressure an illness caused by an infection of the middle ear

exemple 341 A sensory conflict within the vestibular system accompanied by nausea and vomiting. — A sensory conflict within the vestibular system accompanied by nausea and vomiting.

Cigarette smoking has particular significance to the flyer because there are ?

Question 109-35 : A mild carbon monoxide poisoning decreasing the pilot's tolerance to hypoxia a mild carbon dioxide poisoning increasing the pilot's tolerance to hypoxia a mild carbon monoxide poisoning increasing the pilot's tolerance to hypoxia a suppressed desire to eat and drink

exemple 345 A mild carbon monoxide poisoning decreasing the pilot's tolerance to hypoxia. — A mild carbon monoxide poisoning decreasing the pilot's tolerance to hypoxia.

A pilot who smokes will lose some of his capacity to transport oxygen combined ?

Question 109-36 : 5 8% 0 5 2% 12 18% 20 25%

Flying at pressure altitude of 10 000 ft a pilot being a moderate to heavy ?

Question 109-37 : Above 10 000 ft of 10 000 ft lower than 10 000 ft of 15 000 ft when breathing 100% oxygen

exemple 353 Above 10 000 ft. — .a person at sea level who regularly smokes a pack of cigarettes a day may theoretically be at 7000 ft so at 10 000 ft a pilot being a moderate to heavy smoker has an oxygen content in the blood equal to an altitude above 10 000 ft Above 10 000 ft.

Which of the following applies when alcohol has been consumed ?

Question 109-38 : Even after the consumption of small amounts of alcohol normal cautionary attitudes may be lost drinking coffee at the same time will increase the elimination rate of alcohol small amounts of alcohol increase visual performance acute effects of alcohol cease immediately when 100% oxygen is taken

exemple 357 Even after the consumption of small amounts of alcohol, normal cautionary attitudes may be lost. — Even after the consumption of small amounts of alcohol, normal cautionary attitudes may be lost.

Alcohol when taken simultaneously with drugs may ?

Question 109-39 : Intensify the effects of the drugs compensate for side effects of drugs show undesired effects only during night flights increase the rate of alcohol elimination from the blood

exemple 361 Intensify the effects of the drugs. — Intensify the effects of the drugs.

The proprioceptive senses seat of the pants sense are important for motor ?

Question 109-40 : Are completely unreliable for orientation when flying in imc instrument meteorological conditions indicate the difference between gravity and g forces allow the pilot to determine the absolute vertical at flight condition are important senses for flight training in imc instrument meteorological conditions

exemple 365 Are completely unreliable for orientation when flying in imc (instrument meteorological conditions). — Are completely unreliable for orientation when flying in imc (instrument meteorological conditions).

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