單項(xiàng)選擇題According to the T-Boat regulations the reason for providing adequate ventilation for a battery storage area is to prevent（）.

A.accumulation of carbon dioxide gas that chokes the battery
B.accumulation of explosive and toxic gases the battery can generate
C.mildew or dry rot in the battery box
D.battery failure including battery case meltdown caused by excessive heat


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1.單項(xiàng)選擇題A crew member is unconscious and the face is flushed. You should（）.

A.lay the crew member down with the head and shoulders slightly raised
B.administer a liquid stimulant
C.lay the crew member down with the head lower than the feet
D.attempt to stand the crew member upright to restore consciousness

2.單項(xiàng)選擇題A crew member is having an epileptic convulsion. You should（）.

A.give the victim artificial respiration
B.completely restrain the victim
C.give the victim one 30 mg. tablet of phenobarbital
D.keep the victim from injuring him or herself

3.單項(xiàng)選擇題A crew member has suffered frostbite to the toes of the right foot. Which is NOT an acceptable first aid measure?（）.

A.Rub the toes briskly
B.Elevate the foot slightly
C.Rewarm rapidly
D.Give aspirin or other medication for pain if necessary

4.單項(xiàng)選擇題A crew member has suffered frostbite to the toes of both feet. You should（）.

A.immerse the feet in warm water
B.warm the feet with a heat lamp
C.warm the feet at room temperature
D.rub the feet

5.單項(xiàng)選擇題A conscious victim who has suffered a blow to the head has symptoms that indicate the possibility of concussion. If the patient feels no indication of neck or spine injury，recommended treatment would include（）.

A.turning the victims's head to the side to keep his airway open
B.positioning the victim so the head is lower than the body
C.giving the victim water if he is thirsty，but no food
D.elevating the head and shoulders slightly with a pillow