题目内容

Themainfunctionofhemoglobinisto（）

A. carrycarbondioxidearoundtobody
B. carryoxygenaroundtobody
C. carrycarbonoxidearoundtobody

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Ariseincarbondioxideconcentrationinthebloodcause（）

A. areductioninrespirationrate
B. anincreaseinrespirationrate
C. areductioninbloodpressure

Ifwhilstflyingat30,000ft,theaircraftsuddenlydepressurizes,themostcommonsymptomexperiencedbyallpersonsonboardwouldbe（）

A. Suddenexhalation
B. Suddeninhalation
C. Abdominalpain

Whatactionshouldbetakenbyacrewmemberfollowingasuddendecompressionat35,000feet?（）

A. Deploypassengeroxygenmask
B. Dononanoxygenmask
C. Makeimmediatedescent

Aero-otitismedia(AOM)meansthatgasistrappedinthe（）

A. Gut
B. Sinuses
C. Middleear