超星 - 第三章飞行环境对飞行员的影响

单选题

Hypoxiaistheresultofwhichoftheseconditions?（）

A. Excessiveoxygeninthebloodstream.
B. Insufficientoxygenreachingthebrain.
C. Excessivecarbondioxideinthebloodstream.

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单选题

Toovercomethesymptomsofhyperventilation,apilotshould（）

A. Increasethebreathingrate.
B. Swalloworyawn.
C. Slowthebreathingrate.

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单选题

Hypoxiasusceptibilityduetoinhalationofcarbonmonoxideincreasesas（）

Altitudeincreases.
B. Oxygendemandincreases.
C. Humiditydecreases.

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单选题

Inphysiology,twophasesofbreathmeans（）

A. Theairexchangetakingplaceinlungandtheairexchangebetweenthebloodandthetissue
B. Theinhalingofoxygenandtheexhalingofcarbondioxide.
C. Thatthepilotshouldmaketwodeepbreatheswhenunderstrain.

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单选题

ThephenomenonofhypoxiacausedbypositiveGdominoeffectmaybecalled（）

Accelerationhypoxia
B. Anemichypoxia
Circulatingstagnationhypoxia

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单选题

Whentheexhaustgasofcabinleadstoanemichypoxia,thenecessarymeasuresshouldbe（）

A. Deepbreathingimmediatelyandexercisingtheirhandsandfeet
B. Openingthefreshairinletandofferingoxygenintime
C. Speakingloudlytopreventconsciousnessfromdisappearing

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单选题

Ifoxygenequipmentisnotused,thelimenaltitude（阈限高度）inducinghypoxichypoxiaformostpeopleis（）

A. 15000feet
B. 1000feet
C. 10000feet

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单选题

Whyishypoxiaparticularlydangerousduringflightswithonepilot?（）

A. Thepilotmaynotbeabletocontroltheaircraftevenifusingoxygen.
B. Symptomsofhypoxiamaybedifficulttorecognizebeforethepilot'sreactionsareaffected.
C. Nightvisionmaybesoimpairedthatthepilotcannotseeotheraircraft.

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单选题

Whatactionshouldbetakenifhyperventilationissuspected?（）

A. Consciouslybreatheataslowerratethannormal.
B. Consciouslyforceyourselftotakedeepbreathsandbreatheatafasterratethannormal.
C. Breatheataslowerratebytakingverydeepbreaths.

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单选题

Anemichypoxiarefersto（）

A. Thehypoxiacausedbythelackofoxygenathighaltitude.
B. Thehypoxiacausedbythedamagingoftheabilitytocarryoxygenoftheblood.
C. Thehypoxiacausedbytheimpotenceofthetissuetoadopttheoxygenintheblood.

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