C-10

Question 1

what would you find in the epidermis

Answer 1

outermost: oil and salt
granulosum: waterproof keratinized skin
spinosum: dendritic cells and karatinocytes
basale: basal cells and melanocytes

Question 2

what would you find in the dermis

Answer 2

blood vessels
nerve endings
sebaceous glands
hair follicles

Question 3

what is the tonicity of the skin

Answer 3

hypertonic

Question 4

components of the normal skin flora

Answer 4

viruses
yeast
gm+ bacteria

Question 5

virulence

Answer 5

virulence factors help microbes evade the immune system

Question 6

how would you experimentally determine whether something is a virulence factor

Question 7

pimple

Answer 7

when the base of a hair follicle
becomes red, swollen, and filled with pus

Question 8

stye

Answer 8

(staph and eye) AKA hordeolum – when
folliculitis occurs in an eyelash follicle at the base of the eyelid

Question 9

furuncle

Answer 9

(boil) is a larger, more painful
folliculitis that comes from the spread of the infection into surrounding tissues

Question 10

carbuncle

Answer 10

is when several furuncles
coalesce, usually in areas of thicker skin (like the back of the neck). Systemic, deeper infectin – triggers fever and chills

Question 11

reliable way to spot measles

Answer 11

kopek’s spots on oral mucosa

Question 12

caused by herpes

Answer 12

cold sores
genital herpes
chicken pox
shingles

Question 13

MMR vaccine

Answer 13

measles
mumps
rubella
- live attenuated and combination vaccine

Question 14

papillomaviruses causes

Answer 14

warts

Question 15

good candidate for shingles vaccine

Answer 15

60+ that had chicken pox as a child

Question 16

disease caused my fungus

Answer 16

mycoses

Question 17

fungi that cause dermatomycosis

Answer 17

dermatophytes

Question 18

ringworm

Answer 18

fungus

Question 19

2 fungi in skin

Answer 19

Candida albicans and malassezia

Question 20

cutaneous mycoses

Answer 20

direct or indirect contact; or when antibiotics kill normal bacterial flora and allow inhabitants to overgrow

Question 21

s. aureus

Answer 21

nose
makes coagulase and other enzymes

Question 22

s. epidermidis

Answer 22

epidermis

Question 23

disease caused by s. aureus

Answer 23

impetigo
scalded skin syndrome
folliculitis
MRSA

Question 24

disease caused by s. pyogenes

Answer 24

strep throat
necrotizing facsiitis
impetigo
erysipelas

Question 25

pseudomonas aeruglnosa makes a green pigment called

Answer 25

pyocyanin; damages host cells with reactive oxygen species

Question 26

gas gangrene

Answer 26

clostridium perfringens (gm+)

clean wound, debride, aggressive IV antibiotics

Question 27

most bacteria found in

Answer 27

epidermis along with dendritic cells and dead cells

Question 28

hair follicles and sebaceous glands found in

Answer 28

dermis

Question 29

necrotizing diseases

Answer 29

necrotizing fasciitis
gas gangrene

Question 30

s. aureus

Answer 30

treated with semisynthetic derivative

Question 31

anti-phagocytic virulence factors

Answer 31

capsule
slime layer
A and M protein

Question 32

virulence factors that help bacteria invade deeper into the skin

Answer 32

enzymes and toxins

Question 33

factors that make pseudomonas aeruginosa a problem when treating burn patients

Answer 33

• lots of virulence factors
• ubiquitous
• grow in antiseptics and disinfectants
• thrive in warm and moist environments