Question 1

Which of the following statements apply to impetigo?

Accepted Answer

A)  Lesions usually appear on the hands and arms.
B)  The cause is usually a virus.
C)  The infection is highly contagious.
D)  Scar tissue is common following infection.E) B) and C)
F) B) and D)

Question 2

Which of the following apply to actinic keratosis?

Accepted Answer

A)  They predispose to malignant melanoma.
B)  They arise on skin exposed to ultraviolet radiation.
C)  They occur primarily on dark-skinned persons.
D)  They are malignant and invasive.E) A) and D)
F) A) and C)

Question 3

Which disease is manifested by large vesicles that coalesce and rupture?

Accepted Answer

A)  pemphigus
B)  discoid lupus erythematosus
C)  lichen planus
D)  sclerodermaE) A) and B)
F) None of the above

Question 4

What condition does human papillomavirus cause?

Accepted Answer

A)  shingles
B)  acute necrotizing fasciitis
C)  plantar warts
D)  herpes zosterE) B) and D)
F) B) and C)

Question 5

Herpes virus is usually spread by all of the following EXCEPT:

Accepted Answer

A)  saliva during an exacerbation and for a short time thereafter
B)  contact with the fluid in the lesion
C)  contaminated blood
D)  autoinoculation by fingersE) B) and D)
F) C) and D)

Question 6

Which of the following areas lacks blood vessels and nerves?

Accepted Answer

A)  epidermis
B)  dermis
C)  subcutaneous tissue
D)  fatty tissueE) All of the above
F) None of the above

Question 7

What is a raised,thin-walled lesion containing clear fluid called?

Accepted Answer

A)  papule
B)  pustule
C)  vesicle
D)  maculeE) All of the above
F) None of the above

Question 8

Which of the following is a common effect of a type I hypersensitivity response to ingested substances?

Accepted Answer

A)  contact dermatitis
B)  urticaria
C)  discoid lupus erythematosus
D)  psoriasisE) All of the above
F) A) and B) B

Question 9

What change occurs in the skin with psoriasis?

Accepted Answer

A)  recurrent hypersensitivity reactions
B)  autoimmune response
C)  increased mitosis and shedding of epithelium
D)  basal cell degenerationE) A) and B)
F) B) and C)

Question 10

Which type of microbe causes Tinea infections?

Accepted Answer

A)  fungus
B)  virus
C)  gram-negative bacterium
D)  miteE) A) and B)
F) C) and D)

Question 11

How are antiviral drugs effective in treating infection?

Accepted Answer

A)  destroying the virus if administered for at least 2 weeks
B)  limiting the acute stage and viral shedding
C)  preventing any systemic effects of viruses
D)  preventing any secondary bacterial infectionE) C) and D)
F) A) and C) B

Question 12

Which of the following factors have contributed to the increased incidence of Kaposi's sarcoma?

Accepted Answer

A)  excessive sun exposure
B)  increased number of nevi
C)  increase in immunosuppressed individuals
D)  presence of more seborrheic keratosesE) A) and D)
F) B) and C)

Question 13

Choose the best description of the typical lesion of impetigo:

Accepted Answer

A)  large red painful nodule filled with purulent exudates
B)  small vesicles that rupture to produce a crusty brown pruritic mass
C)  red,swollen painful areas often with projecting red streaks
D)  firm raised papules that may have a rough surface and may be painfulE) A) and C)
F) B) and C)

Question 14

Why do secondary infections frequently develop in pruritic lesions?

Accepted Answer

A)  loss of protective sebum
B)  entry of resident flora while scratching the lesion
C)  blockage of sebaceous glands
D)  increased sweat productionE) A) and B)
F) A) and C)

Question 15

What is the common signal that a recurrence of herpes simplex infection is developing?

Accepted Answer

A)  severe pain around the mouth
B)  ruptured or crusted vesicles
C)  fever,headache,and fatigue
D)  mild tingling along the nerve or on the mouthE) B) and D)
F) None of the above

Question 16

Which of the following skin lesions are usually caused by Staphylococcus aureus?

Accepted Answer

A)  furuncles
B)  verrucae
C)  scabies
D)  tineaE) B) and D)
F) C) and D)

Question 17

All of the following statements apply to malignant melanoma EXCEPT:

Accepted Answer

A)  The malignant cell is a melanocyte.
B)  They present as non-pruritic purplish macules.
C)  The neoplasm grows rapidly and metastasizes early.
D)  The lesion is usually dark or multicolored with an irregular border.E) A) and C)
F) None of the above

Question 18

What causes the pruritus associated with scabies?

Accepted Answer

A)  an allergic reaction to the causative microbe
B)  mites burrowing into the epidermis and their feces
C)  bleeding and injected toxin from bites
D)  neurotoxins secreted by mitesE) A) and B)
F) A) and C) B

Question 19

Choose the correct match of the skin condition and its usual location:

Accepted Answer

A)  scabies-fingers,wrists,waist
B)  impetigo-legs,feet
C)  pediculosis humanus corporis-scalp
D)  seborrheic keratosis-feet ,handsE) B) and C)
F) None of the above

Question 20

Which of the following statements regarding acute necrotizing fasciitis is TRUE?

Accepted Answer

A)  Infection is localized in a small area of the epidermis.
B)  It is usually caused by S.aureus.
C)  Spontaneous recovery usually occurs in 48 hours.
D)  Infection rapidly causes extensive tissue necrosis and toxic shock.E) B) and C)
F) A) and C)

Exam 27: Skin Disorders

Which of the following statements apply to impetigo?

Correct AnswerverifiedShow Answer

Which of the following apply to actinic keratosis?

Correct AnswerverifiedShow Answer

Which disease is manifested by large vesicles that coalesce and rupture?

Correct AnswerverifiedShow Answer

What condition does human papillomavirus cause?

Correct AnswerverifiedShow Answer

Herpes virus is usually spread by all of the following EXCEPT:

Correct AnswerverifiedShow Answer

Which of the following areas lacks blood vessels and nerves?

Correct AnswerverifiedShow Answer

What is a raised,thin-walled lesion containing clear fluid called?

Correct AnswerverifiedShow Answer

Which of the following is a common effect of a type I hypersensitivity response to ingested substances?

Correct AnswerverifiedB

What change occurs in the skin with psoriasis?

Correct AnswerverifiedShow Answer

Which type of microbe causes Tinea infections?

Correct AnswerverifiedShow Answer

How are antiviral drugs effective in treating infection?

Correct AnswerverifiedB

Which of the following factors have contributed to the increased incidence of Kaposi's sarcoma?

Correct AnswerverifiedShow Answer

Choose the best description of the typical lesion of impetigo:

Correct AnswerverifiedShow Answer

Why do secondary infections frequently develop in pruritic lesions?

Correct AnswerverifiedShow Answer

What is the common signal that a recurrence of herpes simplex infection is developing?

Correct AnswerverifiedShow Answer

Which of the following skin lesions are usually caused by Staphylococcus aureus?

Correct AnswerverifiedShow Answer

All of the following statements apply to malignant melanoma EXCEPT:

Correct AnswerverifiedShow Answer

What causes the pruritus associated with scabies?

Correct AnswerverifiedB

Choose the correct match of the skin condition and its usual location:

Correct AnswerverifiedShow Answer

Which of the following statements regarding acute necrotizing fasciitis is TRUE?

Correct AnswerverifiedShow Answer

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B

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B

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B

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