Question 1

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 
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 B

Question 2

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) psoriasis 
A) contact dermatitis 
B) urticaria 
C) discoid lupus erythematosus 
D) psoriasis B

Question 3

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 
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 B

Question 4

What condition does human papillomavirus cause?

Accepted Answer

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

Question 5

Which of the following areas lacks blood vessels and nerves?

Accepted Answer

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

Question 6

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

Accepted Answer

A) furuncles 
B) verrucae 
C) scabies 
D) tinea 
A) furuncles 
B) verrucae 
C) scabies 
D) tinea

Question 7

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 mouth 
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 mouth

Question 8

Which type of microbe causes Tinea infections?

Accepted Answer

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

Question 9

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

Question 10

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. 
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.

Question 11

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. 
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 12

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

Accepted Answer

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

Question 13

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

Accepted Answer

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

Question 14

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 
A) scabies-fingers,wrists,waist 
B) impetigo-legs,feet 
C) pediculosis humanus corporis-scalp 
D) seborrheic keratosis-feet ,hands

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. 
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

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. 
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 17

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

Question 18

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 
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 19

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

Question 20

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 painful 
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 painful

Exam 27: Skin Disorders

What causes the pruritus associated with scabies?

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

How are antiviral drugs effective in treating infection?

What condition does human papillomavirus cause?

Which of the following areas lacks blood vessels and nerves?

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

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

Which type of microbe causes Tinea infections?

Why do secondary infections frequently develop in pruritic lesions?

Which of the following statements apply to impetigo?

Which of the following apply to actinic keratosis?

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

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

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

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

All of the following statements apply to malignant melanoma EXCEPT:

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

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

What change occurs in the skin with psoriasis?

Choose the best description of the typical lesion of impetigo:

Introduction to Pathophysiology

Inflammation and Healing

Immunity and Abnormal Responses

Infection

Neoplasms

Fluid, Electrolyte and Acid-Base Imbalances

Congenital and Genetic Disorders

Diseases Associated With Adolescence

Potential Complications of Pregnancy

Aging and Disease Processes

Effects of Immobility

The Influence of Stress

Pain

Substance Abuse

Environmental Hazards

Introduction to Basic Pharmacology and Selected Therapies

Blood and Lymphatic Disorders

Cardiovascular Disorders

Respiratory Disorders

Digestive System Disorders

Urinary System Disorders

Acute Neurological Disorders

Chronic Neurologic Disorders

Disorders of the Eye and Ear

Endocrine Disorders

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