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APEA Q-Bank > Dermatology > Flashcards

Dermatology Flashcards

1
Q

A benign dome-shaped growth with small dots on the surface of a finger is most likely?

A

Verruca vulgaris

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2
Q

Which of the following is true of Lyme disease?

A

Lyme disease is caused by the spirochete Borrelia burgdorferi

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3
Q

Acanthosis nigricans is mostly likely to occur on the:

A

Axillae

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4
Q

A thick white substance composed of sebum and desquamated epithelial cells on the skin of a premature infant is:

A

  vernix

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5
Q

A chronic, pruritic inflammatory skin disorder characterized by elevated lesions with well-defined boundaries and a silvery-white scale is most likely:

A

psoriasis

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6
Q

Subungual onychomycosis is the most common form of onychomycosis, and it is caused by:

A

Trichophyton rubrum

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7
Q

A 6-year-old boy presents with a red facial rash that has a slapped-cheek appearance. This is likely an illness caused by:

A

Parvovirus B19

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8
Q

Diaper dermatitis is:

A

A type of irritant contact dermatitis

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9
Q

Which enzyme is responsible for the invasion of fungus under the skin of a patient with tinea pedis?

A

Keratinase

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10
Q

Seborrheic dermatitis produces papules and scales on sebum-rich areas of the skin. Sebum is produced by:

A

Sebaceous glands

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11
Q

A self-limited, painful dermatomal rash is most likely:

A

Shingles

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12
Q

The destruction of epithelial cells that causes target-shaped lesions as a result of a hypersensitivity reaction to certain infections and drugs is known as:

A

Erytheme multiforme

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13
Q

Impetigo may be classified as bullous or nonbullous. Bullous impetigo is described as:

A

A fluid-filled lesion

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14
Q

Which one of the following statements about impetigo is NOT true?

A

Impetigo will heal in 2-3 days, even without treatment

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15
Q

Cutaneous xanthomas develop due to:

A

Elevated lipoproteins

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16
Q

Which type of burn is described as blistering, does not blanch with pressure, and is variable in color?

A

Deep partial-thickness burn

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17
Q

Postherpetic neuralgia is:

A

Persistent pain for more than 30 days after all shingles lesions have crusted

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18
Q

Why is it important to reduce heat loss and provide appropriate nutritional support to a patient with burns on more than 40% of the body?

A

To decrease the resting metabolic

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19
Q

Which statement about onychomycosis is NOT true?

A

Topical treatments are generally sufficient to cure onychomycosis

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20
Q

Which virus predisposes patients to shingles?

A

Varicella zoster virus

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21
Q

An annular lesion that has central clearing with an enlarging border is:

A

Tinea corporis

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22
Q

A benign viral infection that results in multiple rounded, dome-shaped papules is most likely:

A

Molluscum contagiosum

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23
Q

A burn that is mottled, red, and does not blanch is likely a:

A

Deep partial thickness burn

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24
Q

Human herpes virus 3 causes

A

Chickenpox

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25
Q

A premalignant lesion that is associated with a buildup of excess keratin and is usually less than 1 cm in diameter is known as:

A

Actinic keratosis

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26
Q

The primary plaque that appears on the trunk of the body prior to the development of a christmas tree-patterned rash is called a:

A

Herald patch

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27
Q

A superficial dermatophytosis that attcks hair shafts on the scalp, eyebrows, and eyelashes is known as:

A

Tinea capitis

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28
Q

Which one of the following is a medication-triggered condition that presents with persistent fever, mucous membrane involvement, and epidermal sloughing?

A

Stevens-Johnson syndrome

29
Q

A neoplasm that arises from cutaneous appendages and is often mistaken for basal cell carcinoma is known as:

A

Adnexal tumor

30
Q

Hand, foot and mouth disease is most commonly caused by:

A

Coxsackievirus

31
Q

Which of the following statements about shingles is true?

A

Older, immunocompromised, and pregnant patients should avoid contact with anyone who has shingles

32
Q

The presence of nymphs and nits on the scalp are indication of:

A

Pediculus

33
Q

Which one of the following is NOT a result of infection with enterovirus?

A

Epstein Barr virus

34
Q

Which of the following is a not a form of dermatophytosis?

A

Paronychia

35
Q

A comorbid condition that is NOT typically associated with alopecia areata is:

A

Seborrheic dermatitis

36
Q

The antigen-induced development of pruritic edematous circular plaques is known as:

A

Urticaria

37
Q

Which of the following statements is NOT true about freckles (ephelides)?

A

Freckles are considered a precancerous skin condition

38
Q

An acute round, tender nodule that becomes a pustule or perifollicular abscess with a single drainage point is called:

A

Furunculosis

39
Q

A skin disorder that presents with both papules and scales on any hair-bearing area of the body is:

A

Seborrheic dermatitis

40
Q

Pain, swelling and redness around the base or the sides of the nail is known as:

A

Paronychia

41
Q

A child with tinea capitis may be cleared to return to school:

A

After treatment is initiated

42
Q

Which one of the following conditions is common, characterized by the presence of pruritic papules, macules, and vesicles in various stages of healing?

A

Varicella zoster

43
Q

Which one of the following is the likely diagnosis in a 9-month-old baby who presents with a high fever followed by a morbilliform rash that begins centrally and spread peripherally?

A

Roseola

44
Q

A disease characterized by vesicular lesions on the mouth, an exanthem on the hands and feet, and fever, is known as:

A

Hand, foot and mouth disease

45
Q

Mongolian spots are:

A

A collection of melanocytes in the deeper layers of the skin

46
Q

A rash that begins as a large circular or oval spot on the trunk of the body, then takes on a christmas tree-like pattern is most likely:

A

Pityriasis rosea

47
Q

The most common cause of vitiligo is:

A

Autoimmunity

48
Q

The life span of lice is approximately:

A

30 days

49
Q

A benign epidermal tumor that is well-demarcated, coin-like, pigmented lesion with a “stuck-on” appearance is known as a:

A

Seborrheic keratosis

50
Q

In addition to pain, a patient with shingles may commonly experience:

A

Motor weakness

51
Q

Which of the following is NOT a type of human louse?

A

Haematopinus

52
Q

Which of the following is a condition closely related to urticaria and causes a deeper edema of the dermis and subcutaneous fat?

A

Angioedema

53
Q

Characteristic features of fifth disease do NOT include?

A

A rash in the prodromal period

54
Q

Fifth disease is spread via

A

Respiratory droplets

55
Q

Which one of the following is an accumulation of edema within the intercellular spaces of the epideermis that results in red papulovesicular lesions that ooze and crust?

A

Eczematous dermatitis

56
Q

A factor that does not typically contribute to the development of vei is:

A

Sex

57
Q

An intensely pruritic skin infestation is most likely caused by the mite:

A

Sarcoptes scabiei

58
Q

Fungal infection of the skin is NOT caused by:

A

Burrowing of mites

59
Q

Cells within the epidermis that are primarily responsible for protecting the skin from ultraviolet rays in sunlight are:

A

Melanocytes

60
Q

A soft, flesh-colored, bag-like tumor attached to the skin surface by a stalk is known as a:

A

Fibroepithelial polyp

61
Q

A condition in which hair loss occurs in round patches on the scalp is called

A

Alopecia

62
Q

The most immediate concern in a patient with a third-degree burn on more than 20% of the body surface is:

A

Hypovolemic shock

63
Q

Which one of the following cell types is located in the lower part of the epidermis and is responsible for forming new cells to replace squamous cells?

A

Basal cell

64
Q

Squamous cell carcinoma is:

A

An uncontrolled growth of abnormal cells arising from the squamous cells in the epidermis

65
Q

Hand, foot and mouth disease is most commonly transmitted via:

A

Contact with oral, fecal, or respiratory secretions

66
Q

The most common tumor arising on sun-exposed sites in older adults is:

A

Basal cell carcinoma

67
Q

Which enzyme is responsible for the invasion of fungus under the skin of a patient with tinea pedis?

A

Keratinase

68
Q

Subungual onychomycosis is the most common form of onychomycosis, and it is caused by:

A

Trichophyton rubrum

APEA Q-Bank (15 decks)

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