MDS PREP
Nursing bottle caries may be attributed to
1) Human milk
2) Non-human milk
3) Non-human milk with additives
4) Feeding methods and susceptibility
Pedodontics
Answer: 4
Bone transplant from one human to another is termed
1. Allogenous
2. Autogenous
3. Homologous
4. Heterogeneous
Oral Surgery
Answer: 3
Which of the following are characteristic feature of cherubism
1. Premature exfoliation of primary teeth
2. Hypoplastic defects
3. Progressive painless symmetric swelling of cheek bones
4. A + C
Oral Pathology
Answer: 4
Progressive painless symmetric swelling of cheek bones is a characteristic feature of cherubism.
Which of the following is not an advantage of marsupialisation
1) Exposure of very little bone
2) Preservating of vital structure
3) Rapid healing
4) Conserve surgical structures
Oral Surgery
Answer: 3
Marsupialization is a surgical procedure often used for cysts or abscesses. While it does have several advantages, such as minimal exposure of bone and preservation of vital structures, it is not typically associated with rapid healing. The healing process can be prolonged compared to other surgical techniques because it involves creating a permanent opening for drainage, which may take time to close completely.
Main aetiology of class III malocclusions
1) Hereditary
2) Abnormal muscle forces
3) Delayed eruption of permanent teeth
4) Abnormal frenal attachments
Orthodontics
Answer: 1
Osmotic fragility is increased in -
1) Sickle cell anaemia
2) Thalassemia
3) Hereditary spherocytosis
4) Chronic lead poisoning
General Pathology
Answer: 3
Osmotic fragility is increased in hereditary spherocytosis due to the abnormal shape and membrane stability of red blood cells.
What is the primary stimulus for the secretion of Secretin?
1) High blood glucose levels
2) Low pH in the duodenal lumen
3) The presence of fatty acids and amino acids in the duodenal lumen
4) Stretching of the duodenal wall
The primary stimulus for the secretion of Secretin is low pH in the duodenal lumen, which indicates the presence of acidic chyme.
All of the following statements about an intraoral dental X-ray film are true except
1. It is composed of a cellulose acetate base coated with a silver bromide emulsion
2. It has a thin sheet of lead foil that lies in front of the film to prevent overexposure
3. It has an embossed dot on it which should be orientated towards the source of X-rays
4. It is exposed by the direct action of X-rays on the emulsion
Oral Pathology
Answer: 2
The statement about the lead foil is incorrect; it lies behind the film to prevent backscatter.