National Dental Examining Board of Canada ( Operative dentistry) 34

This topic contains 14 replies, has 1 voice, and was last updated by  Editor 1 week, 1 day ago. This post has been viewed 232 times

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  • #96714
     Editor 
    Keymaster

    most common malignant tumors of minor salivary gland ?
    a..adenoid cystic carcinoma and adenocarcinoma.

    b..mucoepidermoid carcinoma and adenoid cystic carcinoma.

    d..mucoepidermoid carcinoma and polymorphous low grade adenocarcinoma
    A

    #96715
     Editor 
    Keymaster

    Antibiotic can not be given in:
    a..rheumatic fever.
    b..congenital heart disease.
    c..diabetes.
    B

    #96716
     Editor 
    Keymaster

    What is a pier abutment
    1.single tooth holding one Pontiac
    2.tooth supports removable partial denture
    3.all of the above
    4.non of the above
    4

    #96717
     Editor 
    Keymaster

    Prophylaxix for patient with bacterial endocarditis
    A ortho band placement
    B routine dental cleaning
    C Non ligamentary injection
    D suture removal
    A

    #96718
     Editor 
    Keymaster

    The root canal treated teeth has the best prognosis when the root canal is instrumented and obturated
    1.to the radiograph apex
    2.1mm beyond the radiograph apex
    3.1-2mm short of the radiograph apex
    3

    #96719
     Editor 
    Keymaster

    Matrix band is a problem when placing a two surface amalgam in which surface
    A mesial of upper 6
    B distal of upper 4
    C mesial of upper 5
    D distal of lower 6
    b

    #96720
     Editor 
    Keymaster

    which one worst prognosis ?
    a. avulsed tooth with closed apex with less than 1 houre
    b. avulsed tooth with closed apex with more than 1 houre**
    c. avulsed tooth with open apex with less than 1 houre
    d. avulsed tooth with open apex with more than 1 houre
    b

    #96721
     Editor 
    Keymaster

    Pt is fine with trauma to specific area best diagnosis
    A papilloma
    B fibroma
    C hematoma
    c

    #96722
     Editor 
    Keymaster

    Serial extraction done for space deficiency in
    A lower anterior
    B lower posterior
    C upper anterior
    D upper posterior
    A

    #96723
     Editor 
    Keymaster

    Organism implicated on causing severe spreading abscesses include
    A bacteriodes
    B enterococcus
    C fusobacterium
    D campylobacter
    c

    #96724
     Editor 
    Keymaster

    Type of approved probe for exploring pit & fissure sealant
    A blunt
    B periodontal
    C naber
    A

    #96725
     Editor 
    Keymaster

    patient presented with a complaint that he has a burning mouth,upon examination you found his tongue to be bald and red, what are the investigations you will order?
    a. exfoliation cytology
    b. cytology
    c. bone marrow cytology
    A

    #96726
     Editor 
    Keymaster

    Porous denture management
    A reline
    B rebase
    C remake
    c

    #96727
     Editor 
    Keymaster

    PDL cell coordinates bone resorption and deposition “remodling”?
    A- fibroblasts (in collagen not bone )
    B- osteoblasts
    C- osteoclasts
    D- cementoblast
    c

    #96728
     Editor 
    Keymaster

    If you do implant and there is only 4 mm interocclusal space what to do?

    A- Remove the implant and put it deeper in bone

    B- make RPD instead of implant
    b

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