The radioactive isotope used for the detection of small tumours in our body is _______.
A
cobalt-60
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B
boron-10
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C
iodine-131
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D
arsenic-74
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Solution
The correct option is D arsenic-74 The radioactive elements are widely used in medical field for tumour detection and treatment. Arsenic-74 is used for the detection of small tumours in the body. Cobalt-60, boron-10 and iodine-131 are used for the treatment of brain tumour.