MDS PREP
In a 3*3 table, the number of degrees of freedom is
1) 4
2) 9
3) 3
4) 8
Community Dentistry
Answer: 1
Most sensitive phase in cell division to radiation is
1. G1 phase
2. Mitotic rate of cells
3. G2 phase
4. None of the above
Radiology
Answer: 3
Which muscle should be detached to lower the floor of the mouth
1) Mylohyoid
2) Geniohyoid
3) Genioglossus
4) Both A and C
Oral Surgery
Answer: 4
Cross section of sickle scaler is
1) Triangular
2) Half circular
3) Circular
4) Oval
Periodontics
Answer: 1
Most effective method of reducing patient dose from dental X-ray
1. Speed "E" film
2. Lead apron
3. Increased target-film distance
4. Filtration