Medical MCQ - During radiotherapy the Buccal Mucosa exhibits radiation reaction before skin due to -

During radiotherapy the Buccal Mucosa exhibits radiation reaction before skin due to –

Rapid cellular turn-over in bone

Slow cellular turn-over in blood vessel

Rapid cellular turn-over in skin

Rapid cellular turn-over in mucosa

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Correct Answer:

Rapid cellular turn-over in mucosa

Description:

Rapidly dividing cells are generally more radio sensitive then slowly dividing cells, reflecting radiation induced inhibition of D.N.A. synthesis.

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