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Radiology NEET Jan 2020 cdd24cfb

Which of the following is true statement regarding radiation?

A
Rapidly dividing cells are resistant to Radiation
B
GI mucosa is one of the most radioresistant tissue in the body
C
The intensity of Radiation is inversely propoional to the square of distance from the source
D
Small blood vessels are least resistant to radiation
High-Yield Explanation
According to Inverse square law in radiation, the intensity of radiation is inversely propoional to the square of distance from the source. Rapidly dividing cells , which are less differentiated are actually more radiosensitive Amongst the body cells, the most sensitive are spermatogonia and the least sensitive are nerve cells and muscle fibres

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