MDS PREP
Which of the following is seen in idiopathic thrombocytopenic purpura
1. Thrombocytosis
2. Increased prothrombin time
3. Increased bleeding time
4. Increased clotting time
Oral Pathology
Answer: 3
In idiopathic thrombocytopenic purpura, increased bleeding time is observed.
The ability of a test to identify correctly all those who have the disease, that is minimum false negative result is:
1. Predictivity
2. Negativity
3. Sensitivity
4. Specificity
Public Health Dentistry
Answer: 2
What is the function of benzoyl peroxide in the composition of denture base resin powder?
1) It acts as a filler
2) It acts as a cross-linking agent
3) It acts as an initiator
4) It acts as an inhibitor
Benzoyl peroxide in the powder of denture base resin is responsible for initiating the polymerization process when it reacts with the monomer in the liquid component.
How many mg of 2% lidocaine present in the cartidge?
1) 36 mg
2) 18 mg
3) 180 mg
4) 360 mg
Oral Surgery
Answer: 1
At what level in the skin do bullae MOST likely develop in a localized cutaneous infection around the mouth with phage group II Staphylococcus aureus?
1) Across the basal cells
2) Below the basement membrane
3) Between the basal cells and the basement membrane
4) High in the epidermis
General Pathology Answer: 4
Bullae in a localized cutaneous infection with Staphylococcus aureus typically develop high in the epidermis due to the infection.
After reduction of a mandibular dislocation that occured for the first time, treatment should be to
1. Inject sclerosing solution into the joint, so further dislocation is less likely
2. Inject corticosteroids into the joint which reduces the inflammation
3. Immobilize with IMF for 5-6 weeks
4. Advise the patient to limit opening of the mouth for 2-3 weeks
Oral Surgery
Answer: 4
Prior to investing the casting ring is lined with asbestos to .
1. prevent sliding of the investment mold
2. prevent confinement of mold expansion
3. permit easy retrieval of the casting
4. prevent cracking of the mold
Dental Material
Answer: 2
the casting ring is lined with asbestos to prevent confinement of mold expansion