Radioprotection Flashcards

1
Q

travailleur catégorie A

A

susceptible de recevoir dose efficace de + de 6mSv/an
limite annuelle globale de 20mSv
dosimétrie individuelle relevée tous les mois

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2
Q

travailleur catégorie B

A

limite annuelle globale de 6mSv

dosimétire individuelle relevée tous les 3 mois

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3
Q

public

A

limite annuelle globale de 1mSv/an

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4
Q

grossesse

A

pas d’expo

< 1mSv/an pour foetus entre déclaration grossesse et accouchement

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5
Q

3 paramètres de prévention

A

distance: débit de dose inversement # d^2
temps: limiter temps expo
écrans: CDA atténue faisceau initial d’un facteur 2

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6
Q

contamination

A

contact direct entre source radioactive et personne

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7
Q

démarche ALARA

A

as low as reasonably achievable

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8
Q

expo naturelle

A

irradiation interne due aux radionucléides de l’org et radon inhalé (37%)

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9
Q

exposition artificielle

A

appli médicales (31,3%)

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