MDS PREP
Gothic arch tracing
1) Intraoral tracing device
2) Extraoral tracing device
3) Records centric relation and the movements of mandible in horizontal plane
4) Records centric relation and the movements of mandible in vertical plane
Prosthodontics
Answer: 3
Flurescent microscopy is used to diagnose:
1) Mycobacterium tubeculosis
2) Staphylococcus aureus
3) Streptococcus capsulatum
4) Klebsilla aerogenes
Microbiology Answer: 1
Mycobacterium tuberculosis: Fluorescent microscopy can be used to detect Mycobacterium tuberculosis in clinical specimens, especially when using specific fluorescent dyes (like auramine-rhodamine) that bind to the mycobacterial cell wall. This method allows for the visualization of the bacteria under a fluorescence microscope, making it a valuable tool in the diagnosis of tuberculosis.
Among the following which are characters of an ideal graft
1. It should withstand mechanical forces
2. It should produce no immunological response
3. It should actively assist osteogenic process of the host
4. All of the above
Oral Surgery
Answer: 4
The threshold dose of fluoride that requires immediate emergency treatment and hospitalization in acute fluoride toxicity is
1) 4 mg
2) 5 mg
3) 6 mg
4) 7 mg
Community Dentistry
Answer: 3
A dental instrument which creates aerosols containing large number of microorganisms is the
1. Evacuator
2. Ultrasonic scaler
3. Amalgam condenser
4. Endodontic reamer
Prosthodontics
Answer: 2
A dental instrument which creates aerosols containing a large number of microorganisms is the ultrasonic scaler.
The best method to show the association between height and weight of children in a class is by
1) Bar chart
2) Line diagram
3) Scatter diagram
4) Histogram
Community Dentistry
Answer: 3
H. pylori infection is seen in all except
1) Duodenal ulcer
2) Gastric carcinoma
3) Gastric lymphoma
4) Fundal gastritis
General Medicine
Answer: 4
Radiation injury to the haemopoietic system of the bone marrow occurs when the whole body exposure ranges between
1. 50-100 rads
2. 200-1000 rads
3. 1000-5000 rads
4. 10,000 rads to more
Radiation injury to the hematopoietic system occurs when whole body exposure ranges between 200-1000 rads.