Q.Narrowband UVB is effective for psoriasis and can be used in pregnancy and in childhood. It is also less carcinogenic than PUVA. The wavelength of narrowband UVB is:
A. 311-312nm
B. 315-317nm
C. 300-302nm
D. 318-320nm
E. 317-319nm
ANS: A
Q.Fluorescent UVA bulbs used for phototesting or PUVA therapy have a peak emission at:
A. 254 nm
B. 311 nm
C. 312 nm
D. 352 nm
E. 468 nm
ANS: D
Q.What bacteria may play a role in the pathogenesis of Morphea?
A. B. burgdorferi
B. H. pylori
C. E. coli
D. S. aureus
E. S. enteritidis
ANS: A
Q.Which HLA type is more commonly associated with balnitis circinata ?
A. HLA-B7
B. HLA-B15
C. HLA-B27
D. HLA-B51
E. HLA-DR4
ANS: C
Q.Human orf, also known as ecthyma contagiosum, was diagnosed in a 43 year old farmer by an astute resident dermatologist. Patient presented with a dome shaped, firm bulla with an umbilicated crust. Which of the following virus is responsible?
A. Pox virus
B. HHV-8
C. Parapox virus
D. HPV 5,8
E. Mycobacterium bovis
ANS: C
Q.A child presents with a 1 cm yellow-red nodule on the face. Pathology shows Touton giant cells.
What is the most frequent site of extracutaneous involvement in this disease?
A. Eye
B. Lung
C. Bone
D. CNS
E. Visceral
ANS: A
Q.Mast cells are derived from bone marrow ____+ cells?
A. CD3
B. CD6
C. CD20
D. CD34
E. CD68
ANS: D
Q.Sebaceous glands:
A. Respond to chemical stimuli such as hormones
B. Respond to cholinergic neural activity, exclusively
C. Respond to adrenergic neural activity, exclusively
D. Respond to both adrenergic and cholinergic stimuli
E. Respond to the local release of cytokines from inflammatory cells
ANS: A
Q.Retinoids upregulate transcription of which types of collagen?
A. 1 and 3
B. 1 and 4
C. 1 and 7
D. 3 and 7
E. 4 and 7
ANS: C
Q.Defects in what kind of structural protein lead to pyloric atresia associated with junctional
epidermolysis bullosa:
A. Collagen
B. Elastin
C. Loricrin
D. Integrin
E. Plectin
ANS: D
Q.Meibomian glands are:
A. Eccrine glands localized to the vermillion
border of the lips
B. Sebaceous glands found on the areola of the
breast
C. Sebaceous glands found on the eyelids
D. Apocrine glands found in the anogenital
regions
ANS: C
Q.Length of cochlea is
A.30 mmm
B.20 mm
C.10 mm
D.5 mm
ANS: A
Q.Bony labrynth ossified from how many centers
A.14
B.13
C.12
D .10
ANS: A
Q.Which of the following are seen in fracture temporal bone
A.racoon sign
B.battle sign
C.hemotympanum
D all
ANS: A
Q.AURICLE develops from
A. 1st arch
B. 2nd arch
C. Both
D. All pharyngeal arches
ANS: C
Q.Buttock sign is seen in
A. Congenital aural atresia sx
B. Cochlear implant sx
C. Acoustic neuroma sx
D. Glomus jugulare sx
ANS: A
Q.Tt of choice for AFRS?
A. STEROIDS
B. SX
C. ANTIFUNGAL
D. ANTIHISTAMINES
ANS: B
Q.What is criteria used for AFRS
A. BENT AND KUHN CRITERIA
B. SCHFERDOUSERS CRITERIA
C. DENDY CRITERIA
D. ALL
ANS: A
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