MDS PREP
Prothrombin production in the liver is dependent upon an adequate dietary supply of
1 Vitamin A
2 Vitamin E
3 Vitamin K
4 None of the above
Biochemistry
Answer: 3
Prothrombin production in the liver is dependent upon Vitamin K intake
A condition in which there is a lateral 11 curvature of the spine, with rotation of the vertebrae, is termed
1. scoliosis
2. lordosis
3. geotrichosis
4. kyphosis
Oral Surgery
Answer: 1
A random sample suggests that
1) A person in a control group will not be a member of the experimental group
2) Any member of a group to be studied has an equal opportunity to be included in the study
3) Every nth name on a list is selected
4) Subjects are volunteers
Community Dentistry
Answer: 2
Osseointegrated implants have the following features
1) They form junctional epithelium with the surrounding tissues
2) They are anchored directly to living bone as determined by radiographic and light microscopic analyses
3) Both of the above
4) None of the above
Oral Surgery
Answer: 2
The cross linking reaction of polysulfide elastomers can be made more effective by the addition of a small amount of
1. tin 2. lead
3. sulfur 4. fluoride
Dental Material
Answer: 3
Enlargement of the calcified canals is done with
1. EDTA
2. Calcium hydroxide
3. Sodium hypochlorite
4. Sodium chloride
Endodontics
Answer: 1
EDTA (ethylenediaminetetraacetic acid) is a chelating agent commonly used in endodontics to remove the smear layer and facilitate the enlargement of calcified canals. It helps in dissolving inorganic components of the dentin, making it easier to access and clean the root canal system.