Deck 23: Dermatology

Question 1

Compared to cells found in the central nervous system, skin cells have:

A) Better regenerative ability
B) Equal ability to regenerate themselves
C) Less regenerative ability

Answer 1

Better regenerative ability

Question 2

Burns are injuries to the skin caused by exposure to thermal, chemical, electrical, or radioactive sources. A burn that turns skin gray or black and is not painful when probed clinically is:

A) A first-degree burn
B) A second-degree burn
C) A third-degree burn
D) An inconsequential burn

Answer 2

A third-degree burn

Question 3

A friend's mother shows you a spot on her skin which is enlarging, has blue, black, and brown colors in it, and has an irregular border. It is a bit bigger than the size of a pencil eraser. You advise her:

A) Not to worry, it has the characteristics of a benign mole.
B) Not to worry, whatever it is, it can be removed with over-the-counter products, such as Compound W.
C) To watch the spot for several months, in order to see if it increases in size.
D) To see her doctor.

Answer 3

To see her doctor.

Question 4

A flat area of skin that differs from the surrounding skin by being darker or lighter than it is called a:

A) Macule
B) Papule
C) Vesicle
D) Wart

Question 5

A friend has silver-colored scales of skin along the junction between her scalp and facial skin, as well as red raised patches of thickened skin on her elbows, on her belly button, and her lower back. These raised areas are covered with a silvery scale. Which of the following skin conditions most closely matches her findings?

A) Lyme disease
B) Dishydrotic eczema
C) Psoriasis
D) Winter itch

Question 6

After a stressful illness, a young man notices that he is losing random patches of hair from sharply defined regions of his scalp. This condition, which is often self-limiting, is known as:

A) Alopecia areata
B) Alopecia capitis totalis
C) Male pattern baldness
D) Seborrheic dermatitis

Question 7

A rash that is found on the inside of the mouth is called:

A) An enanthem
B) An exanthem
C) An eczematous rash
D) A plaque

Question 8

A pustular rash that commonly appears on the face, upper back, and chest of adolescents is:

A) German measles
B) Rubella
C) Acne vulgaris
D) Lupus

Question 9

A 22-year old flight attendant comes to your clinic complaining of shallow ulcers in her mouth and a widespread red rash on her chest, back, and palms. She had unprotected sex about 6 weeks ago when she flew to the Caribbean. Which of the following diseases or conditions are suggested by her history and skin findings?

A) Herpes simplex infection
B) Secondary syphilis
C) Tertiary syphilis
D) Gonorrhea

Question 10

A blue/black lesion on the buccal mucosa near the molars is most likely:

A) A melanoma
B) An amalgam tattoo
C) A squamous cell carcinoma
D) A basal cell carcinoma

Question 11

Deep lining of the skin of the face results from which of the following diseases or conditions?

A) Photoaging
B) Photodermatitis
C) Photoallergy
D) Photoerythema

Question 12

A 65-year-old male develops a cluster of painful vesicles on his right shoulder and right upper arm a few days after taking a hot shower. He comes to you thinking he has either burned his arm or been bitten by a spider in several locations. You think he has another skin condition, specifically:

A) Unrecognized snakebite
B) Chickenpox
C) Sarcoidosis
D) Herpes zoster

Question 13

The highly vascular tissue that forms at the base of a healing wound is known as:

A) Granulation
B) Exudate
C) Hematoma
D) Blast

Question 14

A cicatrix is:

A) A wound specialist
B) A person with fragile bones
C) A scar
D) A sign of psychological disintegration

Question 15

Topical medications include all of the following, EXCEPT:

A) Pastes
B) Gels
C) Ointments
D) Decoctions

Question 16

Which of the following microorganisms lives best at cooler than normal body temperatures?

A) Lymphatic filariasis
B) Lepromatous leprosy
C) Necator americanus
D) Trichuris trichura

Question 17

Streptococcal infections of the skin cause:

A) Cellulite
B) Cellulitis
C) Cellophane arthropathy
D) Elephantiasis

Question 18

Human papillomavirus (HPV) is a virus that infects and damages which of the following cell types?

A) Endothelial cells
B) Goblet cells
C) Pneumocytes
D) Squamous cells

Question 19

A virus that has a latent stage is one that:

A) Acutely attacks its host, often causing its early death
B) Has the unique ability to mutate
C) Has the unique ability to damage a developing fetus
D) May remain in a relatively dormant state within a cell for many years before producing obvious symptoms.

Question 20

Shingles is the colloquial name for a viral exanthem caused by the reactivation in an adult of one of the following childhood infections. Which one?

A) Chickenpox
B) Measles
C) Mumps
D) Rubella

Question 21

Viral infections that can be prevented with vaccination include all of the following EXCEPT:

A) Hepatitis A virus
B) Hepatitis B virus
C) Herpes simplex virus
D) Human papillomavirus
E) Influenza virus
F) Smallpox

Question 22

The external surface of the body is covered by skin, an organ that:

A) Shields the body from infection
B) Helps regulate body heat
C) Limits fluid losses from the body
D) Manufactures vitamin D

Question 23

Glabrous skin is typically found on:

A) The palms
B) The back
C) The soles of the feet
D) The face

Question 24

Structures located within the dermis but not the epidermis include:

A) Hair follicles
B) Smooth muscle cells
C) Sweat glands
D) Capillaries

Question 25

Epithelial cells may be:

A) Ciliated
B) Flat
C) Cuboidal
D) Columnar

Question 26

Pruritus results from:

A) Drying of the skin
B) Hyperbilirubinemia
C) Inflammation of the skin
D) Allergies

Question 27

Topical corticosteroids are primarily used to treat which of the following skin conditions?

A) Xerosis
B) Jaundice
C) Dermatitis
D) Allergic skin conditions

Question 28

Which of the following causes blistering of the skin?

A) Toxicodendron dermatitis
B) Pemphigus vulgaris
C) Herpes simplex virus infection
D) Scabies infestation

Question 29

Which of the following herbal preparations is applied to the skin?

A) Liniment
B)Poultice
C) Salve
D)Fomentation
E) None of the above, they are all injected

Question 30

The skin is affected by which of the following types of injuries? Indicate all that apply from the list below.

A) Abrasions
B) Avulsions
C) Contusions
D) Crush injuries
E) Ecchymoses
F)Lacerations
G)Penetrating traumas
H)Bites

Question 31

The smallpox vaccine:

A) Is not actually made from the smallpox virus, but rather from the vaccinia virus
B) Is most likely to cause side effects in people with a history of eczema or skin allergies
C) Can spread from the initial site of vaccination by autoinoculation to other parts of the skin
D) Should be administered to anyone exposed to smallpox, regardless of his or her health status

Question 32

Matching
Characterize burns by the tissues they affect, the depth of the injury they cause, and the symptoms they produce:

-First-degree burn

A) A burn that penetrates to the bone
B) A burn that is red, painful, and forms blisters
C) A burn that turns skin and soft tissues white or gray or black, but is painless
D) A burn that reddens the skin and is painful, but causes no deep tissue damage

Question 33

Matching
Characterize burns by the tissues they affect, the depth of the injury they cause, and the symptoms they produce:

-Second-degree burn

A) A burn that penetrates to the bone
B) A burn that is red, painful, and forms blisters
C) A burn that turns skin and soft tissues white or gray or black, but is painless
D) A burn that reddens the skin and is painful, but causes no deep tissue damage

Question 34

Matching
Characterize burns by the tissues they affect, the depth of the injury they cause, and the symptoms they produce:

-Third-degree burn

A) A burn that penetrates to the bone
B) A burn that is red, painful, and forms blisters
C) A burn that turns skin and soft tissues white or gray or black, but is painless
D) A burn that reddens the skin and is painful, but causes no deep tissue damage

Question 35

Matching
Characterize burns by the tissues they affect, the depth of the injury they cause, and the symptoms they produce:

-Fourth-degree burn

A) A burn that penetrates to the bone
B) A burn that is red, painful, and forms blisters
C) A burn that turns skin and soft tissues white or gray or black, but is painless
D) A burn that reddens the skin and is painful, but causes no deep tissue damage

Question 36

Match the listed microorganisms with their staining properties (Gram positive, Gram negative, or Acid-Fast):

-Corynebacterium diphtheria

A) Gram positive
B) Gram negative
C) Acid-Fast

Question 37

Match the listed microorganisms with their staining properties (Gram positive, Gram negative, or Acid-Fast):

-Staphylococcus aureus

A) Gram positive
B) Gram negative
C) Acid-Fast

Question 38

Match the microorganism with its mode of transmission.

-Herpes simplex, type 1

A) Arthropod bite
B) Blood
C) Droplet transmission
D) Fecal-oral
E) Inadequately cooked meat or poultry
F)Skin-to-skin contact

Question 39

Match the pathogenic microorganisms with the body part they colonize or infect.

-Staphylococcus aureus

A) Eye, reproductive tract
B) Intestines
C) Stomach
D) Respiratory tract
E) Skin

Question 40

Match the pathogenic microorganisms with the body part they colonize or infect.

-Escherichia coli

A) Eye, reproductive tract
B) Intestines
C) Stomach
D) Respiratory tract
E) Skin