Where should be the dental surgeon"s feet during any operative procedure during four-handed dentistry 1) On the stool support rim 2) On the floor 3) On the dental chair base 4) Where is convenient
Community DentistryAnswer: 2
International Red Cross is an agency of 1) Government of China 2) Commonwealth agency 3) Government of USA agency 4) A non-political, non-governmental agency
Community DentistryAnswer: 4
Pit and fissure sealants act by 1) Killing microorganisms causing caries 2) Blocking nutrient supply to bacteria 3) Neutralising acid produced by bacteria 4) All of the above
Community DentistryAnswer: 2
First histopathological change in dentin caries 1) Fatty degeneration of Tome"s fibres 2) Decalcification of dentin 3) Zone of bacterial invasion 4) Formation of reparative dentin
Community DentistryAnswer: 1
The recommended age group for the application of pit and fissure sealants is 1) 3 to 9 yr 2) 6 to 14 yr 3) 9 to 14 yr 4) 10 to 14 yr
Community DentistryAnswer: 2
The subjective component of well-being is 1) Level of living 2) Standard of living 3) Quality of life 4) Mental dimension of health
Community DentistryAnswer: 3
Most effective method of educating people is though 1) Mass education 2) Individual education 3) Mass media 4) Pamphlets
Community DentistryAnswer: 2
The major purpose of randomization in a clinical trial is to 1) Facilitate double blinding 2) Help ensure the study subjects are representative of general population 3) Ensure the groups are comparable on base line characteristics 4) None of the above
