Deck 6: Diseases and Conditions of the Integumentary System

Question 1

Tinea capitis, tinea corporis, tinea pedis, and tinea cruris are manifestations of

A) pediculosis.
B) scabies.
C) dermatophytosis.
D) erysipelas.

Answer 1

C
Dermatophyte infections are classified by the body region they inhabit. All dermatophytosis lesions are characterized by an active border and are marked by scaling with central clearing. Dermatophytosis occurring on the scalp is called tinea capitis; the body, tinea corporis; the nails, tinea unguium; the feet, tinea pedis (athlete's foot); and the groin region, tinea cruris.

Question 2

The treatment of cellulitis includes

A) incision and drainage.
B) immobilization, elevation, compresses, and antibiotics.
C) antifungal medications.
D) all of the above.

Answer 2

B
The affected limb should be immobilized and elevated. Cool magnesium sulfate (Epsom salt) solution compresses may be used for discomfort. Warm compresses should be applied to increase circulation to the affected part. Systemic antibiotics, with penicillin being the drug of choice, are prescribed for the infection. Aspirin, nonsteroidal antiinflammatory drugs, or acetaminophen alone or in combination with codeine is given for pain. Hospitalization is indicated when cellulitis is severe.

Question 3

_____ is a type of inflammation of the skin that tends to occur in persons with a family history of allergic conditions.

A) Psoriasis
B) Atopic dermatitis (eczema)
C) Impetigo
D) Seborrheic dermatitis

Answer 3

B
Atopic dermatitis (eczema) is a chronic inflammation of the skin that tends to occur in patients with a family history of allergic conditions.

Question 4

_____ is a common contagious superficial skin infection caused by either Streptococcus or Staphylococcus aureus.

A) Psoriasis
B) Atopic dermatitis (eczema)
C) Impetigo
D) Seborrheic dermatitis

Question 5

One of the most common skin disorders marked by an inflammatory condition of the sebaceous glands is

A) psoriasis.
B) atopic dermatitis (eczema).
C) impetigo.
D) seborrheic dermatitis.

Question 6

Preventive measures for a decubitus ulcer include

A) good skin care.
B) position changes every 2 hours.
C) early ambulation.
D) all of the above.

Question 7

The most serious type of skin cancer is

A) SCC.
B) BCC.
C) malignant melanoma.
D) actinic keratosis.

Question 8

A _____ is an abscess that involves the entire hair follicle and adjacent subcutaneous tissue.

A) furuncle
B) skin tag
C) hemangioma
D) keloid

Question 9

Which of the following statement(s) is/are true about scabies and pediculosis?

A) They are the two most common parasitic infections to infest humans.
B) Both are caused by impairment of blood supply to the skin.
C) They are diagnosed by visualization of the ulcers.
D) All of the above are true.

Question 10

Causes of alopecia (baldness) include

A) chemotherapy and other medications.
B) aging and heredity factors.
C) certain systemic diseases.
D) all of the above.

Question 11

The ABCDEs of malignant melanoma include

A) family history, sunburn, large moles, bleeding, and previous cancer.
B) asymmetry, border, color, diameter, and elevation.
C) neither of the above.
D) both a and b.

Question 12

Contact dermatitis can be induced by

A) irritation, sensitization, or photoallergy.
B) the varicella-zoster virus.
C) the aging process.
D) infection.

Question 13

_____ is a chronic skin condition marked by thick, flaky, red patches of various sizes, covered with characteristic white, silvery scales.

A) Psoriasis
B) Atopic dermatitis (eczema)
C) Impetigo
D) Seborrheic dermatitis

Question 14

_____ is an eruption of extremely painful vesicles that occur in a bandlike unilateral pattern along the course of a peripheral nerve.

A) Scabies
B) Pediculosis
C) Herpes zoster
D) Acne vulgaris

Question 15

The most common dermatitis during infancy, called cradle cap, is a form of

A) psoriasis.
B) atopic dermatitis (eczema).
C) impetigo.
D) seborrheic dermatitis.

Question 16

The most common premalignant tumors are

A) nevi.
B) actinic keratoses, skin tags, and keloids.
C) epidermal cysts and seborrheic keratoses.
D) all of the above.

Question 17

_____ is a serious form of skin cancer that often ulcerates, forms a crust, and has a tendency to metastasize if allowed to reach an advanced stage.

A) SCC
B) BCC
C) Malignant melanoma
D) Actinic keratosis

Question 18

The cause of acne vulgaris is

A) unknown.
B) thought to be linked to hormonal changes and predisposed by heredity.
C) accompanied by plugs that promote the growth of bacteria in the follicles.
D) all of the above.

Question 19

A precursor to skin cancer is

A) squamous cell carcinoma (SCC).
B) basal cell carcinoma (BCC).
C) malignant melanoma.
D) actinic keratosis.

Question 20

The most common sign of malignant melanoma is

A) a smooth growth that is symmetrical.
B) inflammation and bleeding of a skin lesion.
C) hard-surfaced nodules with visible scales.
D) a change in a new or existing pigmented lesion or mole.

Question 21

Acrochordon, common benign skin growths, may also be called

A) skin tags.
B) actinic keratosis.
C) epidermal cyst.
D) keloids and hypertrophic scars.

Question 22

BCC is the most common type of skin cancer.

Question 23

Disorders that can produce nail deformities include psoriasis, lichen planus, and chronic paronychia causing the end of the nail to separate from the underlying skin. Bacteria can enter this space and make the nail turn a blackish green.

Question 24

Functions of the skin include

A) protecting the body from trauma, infections, and toxic chemicals.
B) synthesizing vitamin D.
C) regulating body temperature.
D) all of the above.

Question 25

_____, a chronic inflammatory disorder of the facial skin, causes redness, primarily in the areas where individuals blush or flush.

A) Impetigo
B) Rosacea
C) Psoriasis
D) Seborrheic dermatitis

Question 26

Warts, a cutaneous manifestation of human papillomavirus (HPV) infection, are

A) localized hyperplastic areas of the stratum corneum layer of the epidermis.
B) inflammatory reactions of the hair follicles.
C) spread by touch or contact with the skin shed from a wart.
D) also termed vitiligo.

Question 27

Keloids occur secondary to trauma or surgery.

Question 28

Appearance and location of lesions confirm the diagnosis of each of the three types of skin carcinoma.

Question 29

The function of the subcutaneous layer of the skin is to insulate the body against heat loss.

Question 30

A guideline for preventing excessive sun exposure is to avoid sunlight between 10 AM and 3 PM when UV rays are the strongest.

Question 31

Tinea pedis is also called

A) ringworm.
B) jock itch.
C) athlete's foot.
D) barber's itch.

Question 32

Folliculitis is an inflammation of

A) hair follicles.
B) sebaceous glands.
C) fissure.
D) comedo.

Question 33

Contact dermatitis is an acute inflammation response of the skin triggered by an exogenous chemical or substance.

Question 34

Warts are caused by a noninfectious fungal infection.

Question 35

_____ is associated with severe itching followed by the appearance of redness and an area of swelling (wheal) in a localized area of skin.

A) Scabies
B) Erysipelas
C) Urticaria (hives)
D) Psoriasis

Question 36

Itch mites and lice spread easily from one person to another by close physical contact.

Question 37

Dark pigment found in the basal layer of the skin is

A) paronychia.
B) melanin.
C) sebum.
D) melasma.