Block 7 Skin Creighton Univ Quiz Pt 2

17 Questions | Total Attempts: 63

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Block 7 Skin Creighton Univ Quiz Pt 2 - Quiz

An elaborate quiz on skin from the creighton university. Try to get all the answers right below.


Questions and Answers
  • 1. 
    A KOH (potassium hyroxide) solution is least helpful in the diagnosis of which of the following?
    • A. 

      Yeast infection

    • B. 

      Fungal infection

    • C. 

      Bacterial infection

    • D. 

      Mites

    • E. 

      Scabies

  • 2. 
    A 16 year old patient presents complaining of a rash. On examination, he has numerous red papules on his trunk and extremities, parts of which appear dry and silver in color. Which of the following most likely caused his rash?
    • A. 

      Recent withdrawal from systemic steroids

    • B. 

      Recent treatment with nystatin

    • C. 

      Recent streptococcal infection

    • D. 

      Frequent bathing

  • 3. 
    Hemangioma of infancy is characterized by all of the following except:
    • A. 

      It often shrinks after the first year

    • B. 

      It is far more likely to affect females

    • C. 

      It is the most common tumor of infancy

    • D. 

      It is made of benign proliferation of blood vessels

    • E. 

      It is premalignant

  • 4. 
    Which of the following is not associated with an increased risk of skin cancer?
    • A. 

      Organ transpantation

    • B. 

      Chronic, non-healing wounds

    • C. 

      AIDS

    • D. 

      Tattoos

    • E. 

      Xenoderma pigmentosum

    • F. 

      Tanning beds

    • G. 

      Sunlight

    • H. 

      HPV

  • 5. 
    Which correctly pairs the cancer with an appropriate underlying mutation:
    • A. 

      Merkel cell carcinoma, ICAM-1

    • B. 

      Squamous cell carcinoma, p53

    • C. 

      Basal cell carcinoma, BRAF

    • D. 

      Melanoma, ras

  • 6. 
    Which sunscreen is best at blocking UVA1, UVA2, and UVB?
    • A. 

      PABA

    • B. 

      Cinoxate (a type of cinnamate)

    • C. 

      Titanium dioxide

    • D. 

      Oxybenzone (a type of benzophenone)

  • 7. 
    When treating a severe case of psoriasis in a patient with decreased kidney function, which of the following should be avoided?
    • A. 

      Acitretin

    • B. 

      Cyclosporine

    • C. 

      Methotrexate

    • D. 

      Alefacept

  • 8. 
    Which wavelength of UV radiation is most likely to pass through the atmosphere to reach the surface of the earth?
    • A. 

      350 nm

    • B. 

      300 nm

    • C. 

      250 nm

    • D. 

      All of the above are equally likely to pass through the atmosphere

  • 9. 
    After DNA damage, which proteins are involved in stopping the cell cycle to facilitate repair?
    • A. 

      P53

    • B. 

      ATR

    • C. 

      P16 (ink4a)

    • D. 

      All of the above

    • E. 

      Both A and B

    • F. 

      Both A and C

  • 10. 
    An elevated skin lesion that measures 7mm in size is best described as a :
    • A. 

      Macule

    • B. 

      Papule

    • C. 

      Patch

    • D. 

      Plaque

    • E. 

      Vesicle

  • 11. 
    Rheumatoid arthritis is the same type of hypersensitivity reaction as
    • A. 

      Contact dermatitis to nickel earrings

    • B. 

      SLE

    • C. 

      Uticaria in response peanuts

    • D. 

      Bullous pemphigoid

    • E. 

      Erythema multiforme

  • 12. 
    Which of the following is a feature of lichen planus not found in psoriasis?
    • A. 

      Appears as white over a pink papule

    • B. 

      Arthritis

    • C. 

      Often affects both the skin and mucosae

    • D. 

      More commonly found on elbows and knees

  • 13. 
    Which of the following does not produce a rash on the palms and/or soles?
    • A. 

      Syphilis

    • B. 

      Rocky Mountain spotted fever

    • C. 

      Erythema multiforme

    • D. 

      Reiter's arthritis

    • E. 

      All produce rashes on the palms and/or soles

  • 14. 
    Which of the following correctly orders the layers of skin from the outside inward?
    • A. 

      S. corneum, s. granulosum, s. spinosum, s. basale, papillary dermis, reticular dermis

    • B. 

      S. corneum, s. spinosum, s. granulosum, s. basale, papillary dermis, reticular dermis

    • C. 

      S. corneum, s. granulosum, s. spinosum, s. basale, reticular dermis, papillary dermis

    • D. 

      S. corneum, s. granulosum, s. spinosum, s. basale, reticular dermis, papillary dermis

  • 15. 
    Which of the following best describes an ointment?
    • A. 

      Powder in water

    • B. 

      Water in oil

    • C. 

      Oil in water emulsion

  • 16. 
    In the treatment of moderate to severe psoriasis, which is least appropriate?
    • A. 

      Retinoids

    • B. 

      Systemic corticosteroids

    • C. 

      Anti-mitotic agents

    • D. 

      Vitamin D3 analogs

  • 17. 
    In which of the following diseases are you most likely to see granular deposits of IgA at the tips of dermal papillae?
    • A. 

      Bullus pemphigoid

    • B. 

      Pemphigus vulgaris

    • C. 

      Dermatitis hermetiformis

    • D. 

      Acanthosis nigricans

    • E. 

      None of the above

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