MDS PREP
Which of the following skin lesions are correctly matched with the
1. Erythema multiforme-Steven-Johnson syndrome
2. Recurrent apthous ulcer-Bechet"s syndrome
3. Lichen planus greenspan"s syndrome
4. All of the above
Oral Pathology
Answer: 4
Erythema multiforme - Steven-Johnson syndrome: Erythema
multiforme is a condition that can progress to Steven-Johnson syndrome
(SJS), which is a severe form of the disease characterized by extensive
mucosal involvement and skin detachment.
Recurrent aphthous ulcer - Behçet's syndrome: Behçet's
syndrome is an inflammatory condition that can present with recurrent oral
ulcers, including aphthous-like lesions, along with other systemic
manifestations.
Lichen planus - Grinspan's syndrome: Grinspan's
syndrome refers to a variant of lichen planus that is associated with
diabetes mellitus and can present with oral lesions.
Initiator in developing solution is
1. Acetic acid
2. Sodium thiosulphate
3. Hydroquinone
4. Potassium bromide
Oral Pathology
Answer: 3
Hydroquinone is the initiator in developing solutions for photographic films.
In treatment of oral cancers, the fraction of total dose given in each appointment is in the range of
1. 150 rad
2. 300 rad
3. 400 rad
4. 500 rad
Oral Pathology
Answer: 1
In the treatment of oral cancers, the fraction of total dose given in each appointment is typically around 150 rad.
Oral diagnostic features of scleroderma include all of the following, except
1. A hard and a rigid tongue
2. Widening of the oral aperture
3. Pseudo ankylosis of the TM joint
4. Difficulty in swallowing
Widening of the oral aperture is not an oral diagnostic feature of scleroderma.
One variant of hidebound disease is which syndrome?
1. Down"s syndrome
2. Crest syndrome
3. Greenspan"s syndrome
4. Kleinfelter"s syndrome
Oral Pathology
Answer: 2
Crest syndrome is a variant of hidebound disease.
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.
Disadvantages of using a GRID during radiography is
1. Increased patient exposure
2. Decreased exposure time
3. Increased secondary radiation fog to film
4. Reduces secondary radiation to film
Oral Pathology
Answer: 1
Using a GRID during radiography increases patient exposure due to the need for higher doses.
A patient showing brownish pigmentation and with normal laboratory findings may be suffering from
1. Addison"s disease
2. Fibrous dysplasia
3. Neurofibromatosis
4. None of the above
Oral Pathology
Answer: 1
Brownish pigmentation with normal laboratory findings may indicate Addison's disease.