MDS PREP
Hypersensitively reaction seen in stomatitis venenata is
1. Type I
2. Type II
3. Type III
4. Type IV
Hypersensitivity reactions seen in stomatitis venenata are classified as Type IV.
In radiobiology, the "latent period" represents the period of time between
1. Cell rest and cell mitosis
2. The first and last dose in radiation therapy
3. Film exposure and image development
4. Radiation exposure and its biological effects
In radiobiology, the "latent period" represents the time between radiation exposure and its biological effects.
Tobacco usage has been associated with
1. Hyperkeratosis
2. Erythema
3. Ulceration
4. None of the above
Oral Pathology
Answer: 1
Tobacco use, particularly smoking, is known to cause various oral lesions, including hyperkeratosis, which is a thickening of the outer layer of the skin or mucous membranes. This can manifest as leukoplakia or other forms of keratosis in the oral cavity. While tobacco can also lead to erythema and ulceration, hyperkeratosis is the most directly associated condition.
Which of the following are a triad of the signs and symptomos of osteogenesis imperfecta
1. Blue sclera, sparse hair, anhydrosis
2. Enlarged hand, feet, maxilla, mandible
3. Blue sclera, brittle bones, opalescent dentin
4. Blue sclera, arachonodactyly, brittle bones
Oral Pathology
Answer: 3
The triad of signs and symptoms of osteogenesis imperfecta includes blue sclera, brittle bones, and opalescent dentin.
Open ended lead-lined cones reduce
1. Intensity of scattered radiation
2. Intensity of primary radiation
3. Level of scattered radiation
4. All of the above
Oral Pathology
Answer: 3
Open-ended lead-lined cones reduce the intensity of scattered radiation.
Corticosteriods are used in all of the following oral conditions except
1. Erythema multiforme
2. Recurrent aphthous ulcer
3. Primary herpes
4. Herpes zoster
Oral Pathology
Answer: 3
Corticosteroids are not typically used for primary herpes infections.
Unusual extensibility of the tongue is a characteristic feature of
1. Epidermolysis bullosa
2. Syphilis
3. Darier-White disease
4. Ehlers-Danlos syndrome
Oral Pathology
Answer: 4
Unusual extensibility of the tongue is a characteristic feature of Ehlers-Danlos syndrome.
Hypopigmentation, gray streaks of hair, degranulation defect of neutrophils and neuropathy are seen in
1. Aleukaemic leukaemia
2. Chronic granulocytic leukaemia
3. Lazy leukocyte syndrome
4. Chediak-Higashi syndrome
Oral Pathology
Answer: 4
Hypopigmentation, gray streaks of hair, degranulation defect of neutrophils, and neuropathy are seen in Chediak-Higashi syndrome.