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NSG 20 > CHAPTER 19 > Flashcards

CHAPTER 19 Flashcards

1
Q

2 componentsof the skin

A

dermis
epidermis

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2
Q

what are the components of the leathery dermis

A

sweat galnds
oil glands
hair follicles

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3
Q

trauma to the epidermis or dermis.

A

skin wound

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4
Q

The skin surface, hair follicles, and sweat ducts are home to a variety of members of the

A

microbiome

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5
Q

examples of microbiome

A

staphylococcus
diptheroids

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6
Q

can occur at the base of a hair follicle (called a pimple) or at the base of an eyelid (called a sty).

A

folliculitis

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7
Q

can occur at the base of a hair follicle

A

pimple

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8
Q

occurs at the base of an eyelid

A

sty

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9
Q

results when infection spreads to surrounding tissues

A

boil or furuncle

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10
Q

formed when several furuncles join

A

carbuncle

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11
Q

are common on the skin.

A

staphylococcus epidermis
s. aureus

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12
Q

Some strains of Staphylococcus aureus secrete ___ that dissolve the proteins that hold cell membranes together

A

exfoliative toxins

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13
Q

the result of exfoliative toxins ; condition where the epidermis peels off in sheets

A

staphylococcal scalded skin syndrome

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14
Q

a contagious skin disease caused by Staphylococcus aureus or Streptococcus pyogenes (group A Streptococcus).

A

impetigo or pyoderma

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15
Q

results when impetigo infections spread to lymph nodes.

A

erysipelas

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16
Q

commonly caused by group A Streptococcus (S. pyogenes), is a painful disease characterized by a red painful lesion, flulike symptoms, digestion of connective tissue around muscles, toxemia, and often death.

A

necrotizing fasciitis

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17
Q

commonly composed of dead Propionibacterium acnes or Staphylococcus aureus bacteria combined with living leu- kocytes.

A

acne pimples

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18
Q

Dead bacteria that block pores form

A

blackheads

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19
Q

Bartonella henselae is carried by cats and causes

A

cat scratch disease

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20
Q

Pseudomonas aeruginosa is a ubiquitous opportunistic pathogen producing pyocyanin, a blue-green pigment. The microbe kills cells, destroys tissues, and triggers shock in immunocompro- mised patients and burn victims, and it causes

A

otitis externa (swimmer’s ear).

21
Q

ticks carry what?

A

rickettsias

22
Q

it is causes by rockettsia rickettsii

A

Rocky Mountain spotted fever (RMSF)

23
Q

subcutaneous hemorrhages are called

A

petechiae

24
Q

results when Bacillus anthracis infects a cut in the skin

A

cutaneous anthrax

25
Q

crusty, black ulcer procudes by anthrax

A

eschar

26
Q

develops in dead tissue infected with Clostridium endospores.

A

gas gangren e

27
Q

4 diseases caused by pox virus

A

smallpox
orf
cowpox
monkey pox

28
Q

what is the pattern of progression of lesions

A

lesions
flat macules
raised papules
vesicles
pustules

29
Q

what are the 2 strains or smallpox virus (variola virus)

A

variola minor
variola major

30
Q

__is a severe infection in the oral cavity.

A

herpetic gingovostomatitis

31
Q

the name of lesions acquired by athletes

A

herpes gladiatorum

32
Q

are growths of epithelium or mucous membranes.

A

warts / papillomas

33
Q

Varicella-zoster virus (VZV) causes __ (also known as varicella) in children and adults

A

chickenpox

34
Q

VZV also causes a recurrent disease in adults

A

shingles

35
Q

(also called German measles or three-day measles) is caused by Rubivirus. The disease is mild in children but more seri- ous in adults and fetuses.

A

rubella

36
Q

virus causes rubeola (red measles), a serious, contagious childhood disease characterized by widespread rash and by

A

measles

37
Q

a rare complication of measles ; slow and progressive disease of the central nervous system

A
38
Q

viruses also cause __ & _

A

erythema infectiosum (fifth disease) and roseola.

39
Q

are fungal diseases.

A

mycoses

40
Q

are fungal infections that produce the enzyme keratinase, which dis- solves keratin of the hair, nails, and skin.

A

superficial mycoses

41
Q

results from interference with melanin production in patches of skin.

A

pityriasis versicolor

42
Q

Cutaneous mycoses are dermatophytoses (formerly called ringworms or tineas).

A

dermatophytoses

43
Q

Ascomycete fungi that infect wounds cause __ which progressively manifests as lesions, warts, and tumors.

A

chromoblastomyco- sis,

44
Q

typically caused by invasion of ascomy- cete (fungal) spores in traumatic or surgical wounds.

A

phaeohyphomycosis

45
Q

Several genera of soil ascomycetes cause invasive, tumorlike skin infections called

A

mycetomas

46
Q

is a cutaneous or subcutaneous disease caused by inoculation with Sporothrix, often by thorn pricks from roses.

A

sporotrichosis

47
Q

is a parasitic protozoan transmitted to humans by sand flies

A

leishmania

48
Q

caused by leishmania ; a zoonosis (disease of animals transmitted to humans) that can be cutaneous, mucocutaneous, or visceral.

A

leishmanias

49
Q

caused by the mite Sarcoptes scabiei ; a disease of itchy blisters, often on the webbing between the fingers. Scratching can intro- duce bacteria into the wounds, leading to impetigo.

A

scabies

NSG 20 (7 decks)

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