MDS PREP
In bitewing radiographs, occlusal pit caries of enamel appears as a
1. Circular radiolucent area
2. Triangular radiolucent area with its base towards the dentino enamel junction
3. Vertical radiolucent line
4. None of the above
Radiology
Answer: 2
Ultrasonic scaler can be used in
1. AIDS patients
2. Asthmatics
3. Pacemaker
4. Heavy calculus
Which criteria is used to assess the health of the abutment tooth from the radiographs
1) Number of bony trabeculae
2) Height of the alveolar bone around the abutment
3) Radiopacity of the cortical bone
4) Thickness of the cortical plate
Prosthodontics
Answer: 2
Which of the following statements best represents Bell's paralysis?
1. Hemiparesis and contralateral facial nerve paralysis.
2. Combined paralysis of the facial, Trigeminal, and abducens nerves.
3. Idopathic ipsilateral paralysis of the facial nerve.
4. Facial nerve paralysis with a dry eye
Oral Surgery
Answer: 3
Commonest type of hypospadias is
1.glandular
2.penile
3.coronal
4.scrotal
General Surgery
Answer: 1
How many weeks of fixation are required for fracture mandible?
1) 8-10 weeks
2) 6-8 weeks
3) 4-6 weeks
4) 2-4 weeks
Oral Surgery
Answer: 2
Mark the consonant sounds requiring contact between the lips and teeth (labiodentals)
1) d, t, l
2) b, p, m
3) th
4) f, ph, v
Prosthodontics
Answer: 4
The totoal sterilization time at 15 psi and 121 degree celcius is
1. 20 min
2. 10 min
3. 3 min
4. 30 sec