单项选择题
A.Rub the toes briskly
B.Elevate the foot slightly
C.Rewarm rapidly
D.Give aspirin or other medication for pain if necessary
单项选择题 A crew member has suffered frostbite to the toes of both feet. You should（）.
单项选择题 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（）.
单项选择题 A compound fracture is a fracture in which（）.