Micro Biology Chapter 21

Front 1

What are the three ways the skin is protected from colonization?

Back 1

1) Salt
2) Lysozyme
3) Fatty Acid

Front 2

What are Follicullitis?

Back 2

An infection of hair follicles (pimples) happens when Staph infects the skin

Front 3

What is a Sty?

Back 3

Folliculitis of an eyelash

Front 4

What are Furnuncles?

Back 4

They are Biols abscess; pus surrounded by inflamed tissue (pus consist of dead neutrofils)

Front 5

What are Carbuncles?

Back 5

Inflammation of the tissue under the skin (deep skin abscess or interconnected boils)

Front 6

Staphylococcus aureus
1) Gram + or -
2) What is its morphology
3) What is it specific function
4) Is it pathogenic?

Back 6

1) +
2) cocci
3) coagulase: clot blood
4) yes

Front 7

What does Leukocidin do?

Back 7

Destorys leukocytes (WBC) which inhibits immune response

Front 8

What is exofoliative toxin?

Back 8

Scalded skin syndrome (this is bad because skin is involved in innate immunity)

Front 9

Staphylococcus epidermidis
1) is a normal what?
2) does it coagulase
3) what does it form in catheters
4) what conditions make it opportunistic?

Back 9

1) Microbiota
2) no
3) biofilms
4) broken skin

Front 10

Streptococcus Pyogenes
1) what group does it belong to
2) what kind of hemolysis
3) what proteins are present on its surface
4) does it show a virulence factor?
5) how many types exist?

Back 10

1) Group A (GAS)
2) Beta
3) M Proteins
4) yes
5) 60

Front 11

Erysipelas
1) what layer of skin does it infect
2) what are the signs of infection
3) what does it do to the blood

Back 11

1) dermal
2) reddish patches, raised margins
3) sepsis (septicemia)-bacteria getting into the blood

Front 12

Impetigo
1) what are the signs
2) what is always a concern
3) what doesis it caused in infants?

Back 12

1) thin walled blood vessels in skin rupture and crust over caused by streptococcus in older children
2) toxemia
3) Staphylococcus

Front 13

Invasive Group A Streptococcal Infections use enzymes and toxins for?

Back 13

Help penetrate tissue in the body ( only therapy is amputation)

Front 14

What are the 3 enzymes/ toxins used in Invasive Group A Streptococcal Infections?

Back 14

1) Streptokinases
2) Hyalronidase
3) Exotoxin A (superantigen)

Front 15

What is Necrotizing fasciitis?

Back 15

Flesh-eating disease

Front 16

Scarlet Fever
1) what are the symptoms
2) what kind of toxin
3) what does it inflamme
4) what is it also known as

Back 16

1) Streptococcal sore throat with skin rash
2) Erythrogenic toxin (red toxin)
3) small blood vessels
4) Strawberry tongue

Front 17

Pseudomonas aeruginosa
1) Gram + or -
2) What kind of rods
3) is it at opportunist
4) what makes it produce a blue-green pus?

Back 17

1) negative
2) aerobic
3) yes
4) Pyocyanin

Front 18

Pseudomonas Dermatitis
1) what does it infect
2) people recovering from what should be concernered?

Back 18

1) otitis externa
2) post-burn infections

Front 19

Human Papilloma Virus
1) how many serotypes
2) what symptomy appear in the gential tract, mouth, or respiratory tract

Back 19

1) 80
2) warts

Front 20

HPV-16 and HPV-19 are a high risk for what?

Back 20

cervical carcinoma

Front 21

How does HPV arise from the skin?

Back 21

1) Starts in the basal layer
2) Viral stimulates resting cells to start dividing
3) results in benign/ malignant growth
4) as it moves up the layers of skin it puts on the capsid protein

Front 22

What is the result if HPV doesn't have a lot of genes?

Back 22

it causes the cell to replicate really fast

Front 23

We have not seen a case of smallpox since when?

Back 23

1977

Front 24

Small Pox Variola
1)Variola major had __% mortality
2) Variola mino has < __% mortality

Back 24

1) 20
2) 1

Front 25

What is significant about Monkeypox?

Back 25

It is related to smallpox and is prevented by the small pox vaccination

Front 26

What are the symptoms of Herpes Simplex virus 1 and 2?

Back 26

Cold sores or fever blisters on the vesicles on lips

Front 27

Where are the vesicles located for Herpes Gladiatorum?

Back 27

Skin

Front 28

Where are the vesicle located for Herpes whitlow?

Back 28

Fingers

Front 29

Herpes encephalitis
1) how does it work?
2) what is the % fatality rate

Back 29

1) Brain herpes: the herpes sits in the trigerminal nerve ganglion and sacral ganglion and goes further into the brain
2) 70

Front 30

HHV-1 remains latent where?

Back 30

Trigeminal nerve ganglia

Front 31

HHV-2 remains latent where?

Back 31

Sacral Nerve Ganglia

Front 32

What is used to lessen symptoms of Herpes?

Back 32

Acyclovir

Front 33

Varicella-Zoster Virus (HHV3)
1) AKA
2) Transmitted by
3) Causes what
4) where does it remain latent

Back 33

1) chicken pox
2) respiratory route
3) pus-filled vesicles
4) dorsal root ganglia

Front 34

What is the form of recourance of HHV3 and where does it move along in the skin?

Back 34

Shingles, peripheral nerves

Front 35

Measles (Rubeola)
1) Transmitted by what?
2) Symptoms are?

Back 35

1) respiratory route
2) Muscular rash and Koplik's spots (small, irregular, bright red, bluish white center, cuccal mucosa, promal stage)

Front 36

How is Measles (Rubeola) prevented?

Back 36

By the Vaccination MMR

Front 37

Measles (Rubeola) causes Encephalitis (infection of the brain) in 1 in _____ cases?

Back 37

1,000

Front 38

Measles (Rubeola) causes Subacute sclerosing panencephalitis(recourance of measles) in 1 in _____ cases

Back 38

1,000,000

Front 39

Rubella (German Measles)
1) Symptoms
2) Treatment

Back 39

1) Muscular rash and fever
2) Vaccination MMR (r for rubella)

Front 40

Congenital rubella syndrome causes what?

Back 40

Severe fetal damage in the first trimester

Front 41

"Fifth Disease"
1) Actual Name
2) Symptoms

Back 41

1) Human Parvovirus B19
2) Produces mild flu-like symptoms and facial rash

Front 42

"Sixth Disease"
1) Actual Name
2) Symptoms

Back 42

1) Roseola Human Herpesvirus 6
2) discovered 1990's causes a high fever and rash, lasting for 1-2 days

Front 43

Dermatomycoses are what?

Back 43

Tineas or ringworm

Front 44

What do Cutaneous Mycoses metabolize?

Back 44

Keratin

Front 45

Trichophyton Epidermophyton Microsporum infect what?

Back 45

Hair, nails and skin because the fungi likes keratin

Front 46

What are the 2 treatments of Cutaneous Mycoses?

Back 46

1) Oral griseofulvin
2) Topical Miconazole

Front 47

Candida albicans
1) AKA
2) Result from?
3) Occurs in?

Back 47

1) yeast
2) suppression of competing bacteria by antibiotics
3) skin; mucous membranes of genitourinary tract and mouth

Front 48

Thrus is what?

Back 48

an infection of mucous membranes of mouth (occurs with people that have aids)

Front 49

What are the 2 treatments of Candidiasis?

Back 49

1) Miconazole
2) Nystatin

Front 50

Conjunctivits
1) commonly known as
2) genus and species
3) associated with?

Back 50

1) pink eye
2) Haemophilus influenzae
3) unsanitary contact lenses

Front 51

Neonatal Gonorrheal Opthalmia
1) caused by
2) treatment with

Back 51

1) Newborns eyes being infected by Neisseria gonorrhea in the birth canal
2) Tetracyclin eye drops

Front 52

Inclusion Conjunctivitis
1) caused by
2) Spread through what
3) treated with what
4) scarring abrade what, causing what?

Back 52

1) Chlamydia trachomatis in the birth canal
2) swimming pool water
3) tetracycline
4) cornea-blindness

Front 53

Herpetic Keratitis
1) Caused By?
2) infects what?
3) Causes what kindof ulcer
4) most frequent cause of what
5) treated with what?

Back 53

1) Herpes Simplex Virus 1
2) Cornea
3) dendritic
4) blindness
5) Acyclovir