Question

A patient seeks medical attention for ulcerous skin lesions. The patient is diagnosed with Select one:...

A patient seeks medical attention for ulcerous skin lesions. The patient is diagnosed with

Select one:

a. beriberi.

b. arsenic exposure.

c. cheilosis.

d. a deficiency in vitamin B3.

Science   Biology   
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Answer #1

Ans.

  • Arsenic plays many key roles in maintaining the environmental health.
  • It is a natural earth crusts components available throughout the environment in air, water and soil sources.
  • Arsenic in it's inorganic form can be highly toxic to the living organisms.
  • In many countaries, it is available in high quantity in the groundwater.
  • Naturally occuring arsenic can react with molecules present in air, water or soil, thereby forming many harmful substances.
  • Some examples of these arsenic compounds include monomethylarsenic acid (MMA), dimethylarsenic acid (DMA) and arsenobetaine.
  • Long term exposure to arsenic is associated with cardiovascular diseases and diabetes.
  • Inorganic form of arsenic is also a potent carcinogen and it's long term exposure can also lead to ulcerous skin lesions and cancers.
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