单项选择题

A shipmate chokes suddenly，cannot speak，and starts to turn blue. You should（）.

A.perform the Heimlich maneuver
B.make the victim lie down with the feet elevated to get blood to the brain
C.immediately administer CPR
D.do nothing until the victim becomes unconscious

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热门试题

单项选择题A right-handed propeller will cause the survival craft to（）.

A.walk the stern to starboard in reverse
B.walk the stern to port in reverse
C.run faster than a left-handed propeller
D.right itself if capsized

单项选择题A rescuer can most easily determine whether or not an adult victim has a pulse by checking the pulse at the（）.

A.carotid artery in the neck
B.femoral artery in the groin
C.brachial artery in the arm
D.radial artery in the wrist

单项选择题A racetrack turn would be better than a Williamson turn in recovering a man overboard if（）.

A.the man has been missing for a period of time
B.the sea water is very cold and the man is visible
C.there is thick fog
D.the wind was from astern on the original course

单项选择题A person with diabetes has received a minor leg injured. The symptoms of the onset of a diabetic coma include（）.

A.reduced appetite and thirst
B.sneezing and coughing
C.only a low grade fever
D.slurred speech and loss of coordination

单项选择题A person who gets battery acid in an eye should IMMEDIATELY wash the eye with（）.

A.boric acid solution
B.water
C.baking soda solution
D.ammonia