The nurse knows which of the following facts to be true of human lice?
a. They require human blood to survive.
b. They can exist away from their host for no more than 48 hours.
c. New eggs hatch within days to yield another generation.
d. They are highly contagious airborne vectors.
ANS: A
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A Correct: Human lice require a blood supply to survive. They prefer hairy areas that have good blood supply.
B Incorrect: Human lice cannot live away from their food source.
C Incorrect: Eggs are laid once the female louse comes in contact with the host.
D Incorrect: They are transmitted through direct contact.
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