Which one of the following is a disadvantage in using cell phones as an emergency backup communication system?
A) They do not offer high-quality sound.
B) There is less privacy when using cell phones, as compared to radios.
C) Cell phone use is not monitored by the FCC.
D) Cell phones may not be effective in disaster situations.
Question 2
Although it can be difficult to definitively determine hip dislocation in the field, certain signs and symptoms are usually there. Which of the following statements is false?
A) Often there is lack of sensation in the limb.
B) The posterior hip dislocation is the most common.
C) A posterior hip dislocation presents with a bent knee and the foot may hang loose.
D) An anterior hip dislocation would probably present with the entire lower limb rotated inward and the hip would usually be flexed.
An electron micrograph of an E. coli cell
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Sickle-cell hemoglobin
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