Only which of the following methods can remove lead from the body?
a. light therapy c. blood exchanges
b. chelation therapy d. forcing of fluids
B
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A Incorrect. Light therapy cannot remove lead from the body.
B Correct. Lead can be removed from the body only by chelation therapy, which must be performed under the care of a specialist.
C Incorrect. Blood exchange cannot separate the lead from the brain tissue or central nervous system.
D Incorrect. Forcing of fluids cannot separate the lead from the brain tissue or central nervous system.
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