Fundamentals and Foundations in Dermatology – Quiz

Vishal Gaurav

doi:10.25259/IJPGD_65_2024

View/Download PDF

Buy Reprints

PDF

Translate this page into:

Quiz

ARTICLE IN PRESS

doi:

10.25259/IJPGD_65_2024

Fundamentals and Foundations in Dermatology – Quiz

Vishal Gaurav^1,

1Department of Dermatology and Venereology, Maulana Azad Medical College, New Delhi, India.

*Corresponding author: Vishal Gaurav, Department of Dermatology and Venereology, Maulana Azad Medical College, New Delhi, India. mevishalgaurav@gmail.com

Received: 2024-04-30, Accepted: 2024-07-13, Epub ahead of print: 2024-09-09,

Licence

This is an open-access article distributed under the terms of the Creative Commons Attribution-Non Commercial-Share Alike 4.0 License, which allows others to remix, transform, and build upon the work non-commercially, as long as the author is credited and the new creations are licensed under the identical terms.

How to cite this article: Gaurav V. Fundamentals and Foundations in Dermatology – Quiz. Indian J Postgrad Dermatol. doi: 10.25259/IJPGD_65_2024

QUESTIONS

Pertinax bodies are seen inside
1. Keratinocytes
2. Onychocytes
3. Trichocytes
4. Koilocytes
Autotaxin plays an important role in itch associated with
1. Atopic dermatitis
2. Cholestasis
3. Uraemia
4. Amyloidosis
The fundamental three-dimensional structure of keratinocytes in the stratum corneum and stratum granulosum, as shown by scanning electron microscopy and immunofluorescent microscopy, is
1. Truncated octahedron
2. Icosahedron
3. Triacontahedron
4. Tetrakaidecahedron
The type II Keratin expressed in hair matrix is
1. K75
2. K76
3. K85
4. K86
The ‘perivascular extravasation unit’ is located around
1. Precapillary arterioles
2. Capillaries
3. Post-capillary venules
4. Papillary loops
The microbiome of antecubital fossa in healthy individuals is formed majorly by
1. Malassezia and Actinobacteria
2. Malassezia and Proteobacteria
3. Ascomycetes and Bacteroidetes
4. Ascomycetes and Firmicutes
All are X-linked dominant disorders except:
1. Conradi-Hunermann-Happle syndrome
2. Incontinentia pigmenti
3. Focal dermal hypoplasia
4. Wiskott–Aldrich syndrome
All the following transcription factors are important for development, migration and survival of melanocytes except
1. MITF
2. KIT
3. SOX10
4. PAX3
The most common cyclobutene pyrimidine dimer (CPD) responsible for ultraviolet (UV-B) induced carcinogenesis is
1. CC-CPD
2. CT-CPD
3. TC-CPD
4. TT-CPD
The resident memory CD8+ T-cells reside in
1. Epidermis
2. Papillary dermis
3. Reticular dermis
4. Hypodermis
The central regulator of epithelial identity is
1. Beta-catenin
2. p63
3. BMP
4. SHH
Granular keratinocytes are defective in
1. Epidermolytic hyperkeratosis
2. Ichthyosis bullosa of Siemens
3. Ichthyosis hystrix
4. Epidermolysis bullosa simplex
Which of the following has the least contribution to the total skin surface lipids?
1. Triglycerides
2. Wax esters
3. Squalene
4. Cholesterol
Which of the following quality reporting tools is not used for systematic reviews/meta-analysis?
1. AMSTAR
2. OCEBM
3. PRISMA
4. QUOROM
The effectiveness of an intervention is measured by all except:
1. Explanatory studies
2. Pragmatic studies
3. Large simple studies
4. Peto studies
TGF-beta can be upregulated by all except
1. TNF-alpha
2. UV-B
3. Lipopolysaccharide
4. Retinoic acid
The number of pathophysiological reactive units in the skin are
1. 1
2. 2
3. 3
4. 4
The minimum punch size required for biopsy in a suspected case of panniculitis is
1. 4
2. 5
3. 6
4. 7
Which of the following is not a constituent of Michel’s medium?
1. Ammonium sulphate
2. N-ethyl maleimide
3. p-ethyl maleimide
4. Magnesium sulphate
The level of split in friction blister is
1. Granular layer
2. Spinous layer
3. Suprabasal
4. Subepidermal
Depending on the anatomic component(s) primarily involved, nodules are of
1. 2 types
2. 3 types
3. 4 types
4. 5 types
Who described the basic morphological terms for fundamental skin lesions?
1. Robert Willian
2. Thomas Bateman
3. Daniel Turner
4. Louis Alibert
The initial molecules to reach the viable skin layers following the application of a topical drug formulation diffuse through
1. Transcellular pathway
2. Intercellular pathway
3. Follicular pathway
4. Eccrine pathway
Senear-Caro ridge is seen in
1. Psoriasis
2. Lichen planus
3. Palmoplantar keratoderma
4. Porokeratosis
In which form of teledermatology, the primary healthcare provider communicates with a dermatologist?
1. Primary
2. Secondary
3. Tertiary
4. Patient assisted
Fluorescence-advanced videodermatoscopy has a wavelength of
1. 364 nm
2. 400 nm
3. 405 nm
4. 464 nm
The sweat gland placodes are formed at what gestational age (in weeks)?
1. 9
2. 10
3. 12
4. 14
The major protein in stratum corneum is
1. Filaggrin
2. Involucrin
3. Loricrin
4. Envoplakin
Identify the Noyes–Whitney equation
1. kp = D*Kse/v/h
2. log kp = −2.7+0.71*log P–0.0061*MW
3. Jmax = kp * Cv,sat
4. dC/dt = D*A*Kw/o (Cs–Cb)/v*h
Cells within the Huxley layer that extend through the Henle layer and attach directly to the companion layer are referred to as
1. Fluegelzellen or wing cells
2. Tadpole cells
3. Brush cells
4. Lozenge cells

ANSWERS

b^[1]
b^[2]
d^[3]
c^[4]
c^[5]
a^[6]
d^[7]
b^[8]
d^[9]
a^[10]
b^[11]
b^[12]
d^[3]
b^[13]
a^[13]
a^[14]
c^[15]
c^[15]
c^[16]
b^[15]
d^[17]
a^[18]
b^[19]
a^[20]
b^[21]
c^[22]
c^[11]
a^[3]
d^[23]
a^[4]

Ethical approval

Institutional Review Board approval is not required.

Declaration of patient consent

Patient’s consent not required as there are no patients in this study.

Conflicts of interest

There are no conflicts of interest.

Use of artificial intelligence (AI)-assisted technology for manuscript preparation

The author confirms that there was no use of artificial intelligence (AI)-assisted technology for assisting in the writing or editing of the manuscript and no images were manipulated using AI.

Financial support and sponsorship

Nil.

References

Pasch MC, Richert B, Lorizzo M. Acquired Disorders of the Nails and Nail Unit In: Barker J, ed. Rook’s Textbook of Dermatology (10th ed). Hoboken, NJ: Wiley-Blackwell; 2022. p. :93.1-74.
[Google Scholar]
Stander S, Yosipovitch G. Pruritus, Prurigo and Lichen Simplex In: Barker J, ed. Rook’s Textbook of Dermatology (10th ed). Hoboken, NJ: Wiley-Blackwell; 2022. p. :81.1-20.
[Google Scholar]
Kubo A, Amagai M. Skin Barrier In: Kang S, ed. Fitzpatrick’s Dermatology (9th ed). New York: McGraw-Hill Education; 2019. p. :206-31.
[Google Scholar]
Cotsarelis G, Botchkarev V. Biology of Hair Follicles In: Kang S, ed. Fitzpatrick’s Dermatology (9th ed). New York: McGraw-Hill Education; 2019. p. :89-105.
[Google Scholar]
Petzelbauer P, Loewe R, Pober JS. Cutaneous Vasculature In: Kang S, ed. Fitzpatrick’s Dermatology (9th ed). New York: McGraw-Hill Education; 2019. p. :116-29.
[Google Scholar]
Kong HH. Microbiome of the skin In: Kang S, ed. Fitzpatrick’s Dermatology (9th ed). New York: McGraw-Hill Education; 2019. p. :253-64.
[Google Scholar]
Wang EC, McGrath JA, Christiano AM. Genetics in Relation to the Skin In: Kang S, ed. Fitzpatrick’s Dermatology (9th ed). New York: McGraw-Hill Education; 2019. p. :289-309.
[Google Scholar]
Ostrowski SM, Fisher DE. Pigmentation and Melanocyte Biology In: Kang S, ed. Fitzpatrick’s Dermatology (9th ed). New York: McGraw-Hill Education; 2019. p. :328-50.
[Google Scholar]
Runger TM. Cutaneous Photobiology In: Kang S, ed. Fitzpatrick’s Dermatology (9th ed). New York: McGraw-Hill Education; 2019. p. :265-88.
[Google Scholar]
Gudjonsson JE, Modlin RL. Soluble mediators of the cutaneous immune system In: Fitzpatrick’s Dermatology (9th ed). New York: McGraw-Hill Education; 2019. p. :143-58.
[Google Scholar]
Luis G. Developmental Biology of the Skin In: Fitzpatrick’s Dermatology (9th ed). New York: McGraw-Hill Education; 2019. p. :49-61.
[Google Scholar]
Lechler T. Growth and Differentiation of the Epidermis In: Fitzpatrick’s Dermatology (9th ed). New York: McGraw-Hill Education; 2019. p. :62-9.
[Google Scholar]
Takeshita J, Margolis DJ. Epidemiology and Public Health in Dermatology In: Fitzpatrick’s Dermatology (9th ed). New York: McGraw-Hill Education; 2019. p. :40-8.
[Google Scholar]
Ho AW, Kupper TS. Soluble Mediators of the Cutaneous Immune System In: Fitzpatrick’s Dermatology (9th ed). New York: McGraw-Hill Education; 2019. p. :159-91.
[Google Scholar]
Elenitsas R, Chu EY. Pathology of Skin Lesions In: Kang S, ed. Fitzpatrick’s Dermatology (9th ed). New York: McGraw-Hill Education; 2019. p. :18-39.
[Google Scholar]
Calonje E, Mee J. Histopathology of the Skin In: Barker J, ed. Rook’s Textbook of Dermatology (10th ed). Hoboken, NJ: Wiley-Blackwell; 2022. p. :3.1-45.
[Google Scholar]
Amerson EH, Burgin S, Shinkai K. Fundamentals of Clinical Dermatology: Morphology and Special Clinical Considerations In: Fitzpatrick’s Dermatology (9th ed). New York: McGraw-Hill Education; 2019. p. :1-17.
[Google Scholar]
Levell NJ. History of Dermatology In: Barker J, ed. Rook’s Textbook of Dermatology (10th ed). Hoboken, NJ: Wiley-Blackwell; 2022. p. :1.1-10.
[Google Scholar]
Guy RH, Davis AF. Topical Drug Delivery In: Barker J, ed. Rook's Textbook of Dermatology (10th ed). Hoboken, NJ: Wiley-Blackwell; 2022. p. :12.1-9.
[CrossRef] [Google Scholar]
Coulson IH, Benton EC, Ogden S. Diagnosis of Skin Disease In: Barker J, ed. Rook's Textbook of Dermatology (10th ed). Hoboken, NJ: Wiley-Blackwell; 2022. p. :4.1-27.
[Google Scholar]
Pasquali P, Sonthalia S, Moreno-Ramirez D, Sharma P, Agrawal M, Gupta S, et al. Teledermatology and Its Current Perspective. Indian Dermatol Online J. 2020;11:12-20.
[CrossRef] [PubMed] [Google Scholar]
Sanlorenzo M, Vujic I, De Giorgi V, Tomasini C, Deboli T, Quaglino P, et al. Fluorescence-advanced Videodermatoscopy: A New Method for In Vivo Skin Evaluation. Br J Dermatol. 2017;177:e209-10.
[CrossRef] [PubMed] [Google Scholar]
Sardana K, Khurana A, Panesar S, Singh A. An Exploratory Pilot Analysis of the Optimal Pellet Number in 100 mg of Itraconazole Capsule to Maximize the Surface Area to Satisfy the Noyes-Whitney Equation. J Dermatolog Treat. 2021;32:788-94.
[CrossRef] [PubMed] [Google Scholar]