Question 1

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 keratoses

Question 2

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 infection

Question 3

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 fingers

Question 4

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.

Question 5

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 production B

Question 6

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.

Question 7

Which type of microbe causes Tinea infections?

Accepted Answer

A)   fungus
B)   virus
C)   gram-negative bacterium
D)   mite

Question 8

The cause of contact dermatitis can often be identified by:

Accepted Answer

A)   using a culture and sensitivity test on the exudate
B)   checking the frequency of the exacerbations
C)   noting the location and size of the lesion
D)   the type of pain associated with the lesion

Question 9

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 ,hands

Question 10

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

Accepted Answer

A)   pemphigus
B)   discoid lupus erythematosus
C)   lichen planus
D)   scleroderma

Question 11

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 degeneration

Question 12

Which of the following areas lacks blood vessels and nerves?

Accepted Answer

A)   epidermis
B)   dermis
C)   subcutaneous tissue
D)   fatty tissue

Question 13

How can pediculosis be diagnosed?

Accepted Answer

A)   pruritus in hairy areas of the body
B)   loss of blood due to lice bites
C)   finding lice in clothing
D)   the presence of nits at the base of hair shafts

Question 14

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

Accepted Answer

A)   papule
B)   pustule
C)   vesicle
D)   macule

Question 15

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.

Question 16

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 mites

Question 17

Tinea capitis is an infection involving the:

Accepted Answer

A)   trunk
B)   feet
C)   scalp
D)   nails C

Question 18

What condition does human papillomavirus cause?

Accepted Answer

A)   shingles
B)   acute necrotizing fasciitis
C)   plantar warts
D)   herpes zoster

Question 19

Which lesion distinguishes Tinea corporis?

Accepted Answer

A)   small brown pruritic lines
B)   painful and pruritic fissures
C)   erythematous ring of vesicles with a clear center
D)   firm,red,painful nodule or pustule C

Question 20

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.

Exam 27: Skin Disorders

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

Correct AnswerverifiedShow Answer

How are antiviral drugs effective in treating infection?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

All of the following statements apply to malignant melanoma EXCEPT:

Correct AnswerverifiedShow Answer

Why do secondary infections frequently develop in pruritic lesions?

Correct AnswerverifiedB

Which of the following apply to actinic keratosis?

Correct AnswerverifiedShow Answer

Which type of microbe causes Tinea infections?

Correct AnswerverifiedShow Answer

The cause of contact dermatitis can often be identified by:

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

What change occurs in the skin with psoriasis?

Correct AnswerverifiedShow Answer

Which of the following areas lacks blood vessels and nerves?

Correct AnswerverifiedShow Answer

How can pediculosis be diagnosed?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

What causes the pruritus associated with scabies?

Correct AnswerverifiedShow Answer

Tinea capitis is an infection involving the:

Correct AnswerverifiedC

What condition does human papillomavirus cause?

Correct AnswerverifiedShow Answer

Which lesion distinguishes Tinea corporis?

Correct AnswerverifiedC

Which of the following statements apply to impetigo?

Correct AnswerverifiedShow Answer

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B

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C

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C

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