单项选择题

If a crewman suffers a second-degree burn on the arm，you should（）.

A.drain any blisters
B.apply antiseptic ointment
C.scrub the arm thoroughly to prevent infection
D.immerse the arm in cold water

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单项选择题

If a crew member is exposed to phenol by way of skin or eye contact，you should IMMEDIATELY（）.

A.administer oxygen
B.treat victim for shock
C.flush skin and eyes with water
D.give victim stimulant

单项选择题

Halon gas will decompose and may form very hazardous toxic fumes when discharged（）.

A.directly on flames
B.at room temperature
C.in an extremely cold climate
D.None of the above

单项选择题

First aid treatment for small cuts and open wounds is to（）.

A.lay the patient down and cover the wound when the bleeding stops
B.stop the bleeding，clean，medicate，and cover the wound
C.apply an ice pack to the wound and cover it when the bleeding stops
D.apply a hot towel to purge the wound，then medicate and cover it