67.The best way to clean the cavity before the placement of G.I.C is.

a )H2o2 b) phosphoric acid

c)poly acrylic acid

Ans. c

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Introducing Dr. Amir from Egypt

I am glad to introduce to you all Dr. Amir from egypt who will serve you with his valuable experience and knowledge.He joins RxMcq's as a co author to me.

Name>Dr. Amir Elmoamnein Abdelaty Awad

Age.33
Address. Arab republic of egypt almansoura dakahlia

Occupation.endodontist

Certificates.
1-bachelor of oral and dental surgery 2000 almansoura unveristy

2-diplomate in endodontic 2005

Thanx Dr. Amir for joining

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66.Files are used in endodontic preperation to:

1.clean 2.shape

3.improve access 4.facilitate obturation

a.all b.1,2,3 c.1,2,4 d.2,3,4

ANS : c

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