Ch. 21: Microbial Disease Od Skin And Eye

Question 1

What is a nasty virulence factor associated with “GAS”?

Answer 1

M protein (Sticks out like fuzz on the gas)

Question 2

What are the most common causes of TSS?

Answer 2

Staph and Step

Question 3

What are the pathogens that cause chickenpox and shingles?

Answer 3

• Chickenpox: Varicella

* Shingles: Herpes Zoster

Question 4

What kind of infection is chickenpox?

Answer 4

Acute Infection

Question 5

What kind of infection shingles?

Answer 5

Latent Infection

Question 6

What type of infection is herpes?

Answer 6

Latent Infection

Question 7

What are the different types of herpes viruses?

Answer 7

HSV 1: Cold sores and fever blisters

HSV 2: Genitals all transmitted by sex

Question 8

What do we give for herpes?

Answer 8

Acyclovir

Question 9

Is there a vaccine for herpes?

Answer 9

No

Question 10

Nurses are at risk for what and describe what it is?

Answer 10

Herpetic Whitlow. Herpes on the fingertips that you can contact from patients, the fingers here purpleish and have a bruise look on the fingertips

Question 11

What’s the vaccine for measles?

Answer 11

MMR, possibly the most contagious infection disease we know of

Question 12

At what age do children get vaccinated for measles?

Answer 12

12 months because they don’t have a robust immune system to respond to the vaccine prior to 12 months of age

Question 13

How does airborne measles begin?

Answer 13

• As an upper respiratory infection, begins with a macular rash which becomes popular.
• The rash usually begins on the face and spreads downward and outward

Question 14

From a clinical standpoint a cutaneous fungal infection can also be described as?

Answer 14

Cutaneous mycosis

Question 15

What is a common term used for the cutaneous fungal infections?

Answer 15

Ringworm (Tinea barbae)

Question 16

What do the formal names of cutaneous mycosis infection begin with?

Answer 16

Tinea

Question 17

What’s Tinea pedis, capitis, cruris and unguium?

Answer 17

• Pedis: athletes foot
• Capitis: Head fungus
• Cruris: Fungal infection of the genitals (groin)
• Unguium: Fungal infection of the nails (finger/toe)

Question 18

Name some accessory structures of the integumentary

Answer 18

• Hair
• Nails
• Exocrine Glands
• Sensory Receptors

Question 19

What’s possibly the most contagious conjunctivitis bacteria?

Answer 19

Haemophilus Influenza

Question 20

What is herpetic keratitis caused by (the pathogen)?

Answer 20

• HSV-1 (herpes simplex type 1 virus)
• Infection of the cornea resulting in deep ulcers
• Causes infections blindness

Question 21

What is herpetic keratitis treated with?

Answer 21

Trifluridine

Question 22

Staphylococcal bacteria can be broken up into two types of enzymes:

Answer 22

• Coagulase positive

* coagulase negative

Question 23

Name the most famous coagulase negative staff:

Answer 23

• Staph aureus
• Boils, impetigo (A skin infection characterized as brown crusty lesions)
• TSS (Toxic Shock Syndrome, which is caused by a toxin)
• SSS (Scalded Skin Syndrome, top layers of the epidermis peels off, caused by a exfoliating toxin)

Question 24

What’s the most common genus species associated with streptococcal skin infection?

Answer 24

Streptococcal Pyogens

Question 25

Pediculosis (Lice): An anthropod | What are the egg sacs called?

Answer 25

Nit, what immature lice pop out of

Question 26

How do the lice pop out of the egg sac?

Answer 26

Take gulp in air and blow it out there anus, like a champagne cork

Question 27

The healthcare community is concerned about super lice that have become resistant to?

Answer 27

Pyrethrins, medication that knocks them out at the larvae stage

Question 28

Conjunctivitis

Answer 28

* Inflammation of the conjunctiva (pinkeye) * Bacterial is worse than the virus * Caused by haemophilus influenzae

Question 29

Fungal Keratitis

Answer 29

* Filamentous fungi growing on the conjunctiva | * Caused by not disinfecting or changing out contact lenses and by fusarium fungi

Question 30

What does Fungal Keratitis cause?

Answer 30

Fusarium, resistant to several drugs, tough to knock out

Question 31

How is Fungal Keratitis treated?

Answer 31

Natamycin

Question 32

The pathogen that causes pediculodis (lice)?

Answer 32

Pediculus Human Capitis

Question 33

What pathogen causes trachoma?

Answer 33

Chlamydia trachomatis

Question 34

What is strep pyogenes known as in a clinical setting

Answer 34

Group A Strep (GAS)

Question 35

What happens after the lesions of chickenpox clear up?

Answer 35

The virus often migrates close to the spinal cord along the sensory nerves

Question 36

Where does shingles hang out?

Answer 36

* Dorsal root ganglion, which are just outside the spinal cord. * It's where the cell bodies of the sensory nerves are congregated * The ganglion are just outside the spinal cord. They hang out in those neurons and cell bodies dormant, sometimes in the future there's a triggering events where they migrate back out to the site on the skin where the lesions appear

Question 37

Where does herpes hang out?

Answer 37

It migrates along the facial cranial nerves, the trigeminal nerve ganglion dormant, until periodic episodes and migrates back and forms the lesions

Question 38

Infections by HSV 2 encephalitis has a mortality rates as high as_______, and if you survive you'll probably have some type of brain damage

Answer 38

70%

Question 39

Where can you get herpes infection?

Answer 39

In the eye, passing through the birth canal

Question 40

What's one indicator of measles besides the rash?

Answer 40

Koplik spots in the throat, red spots that have a bluish white center (found only in measles)

Question 41

Measles is caused by what pathogen?

Answer 41

Measles virus

Question 42

What pathogen causes pediculodis (lice)?

Answer 42

Pediculus Humanus Capitis

Question 43

What pathogen causes candidiasis?

Answer 43

Candida albicans

Question 44

What are some types of candida?

Answer 44

* Vaginosis * Oral (thrush) * Obese individuals have it within their skin folds (breast/fat) * Oropharyngeal

Question 45

What kind of pneumonia is strep pneumoniae referred to in a clinical setting?

Answer 45

Pneumococcal

Question 46

Measles (Rubeola) facts:

Answer 46

* High mortality rate worldwide * No animal reservoir, seems to be an exclusively human disease * Very contagious and respiratory transmission * Leaving childhood killer

Question 47

Scabies

Answer 47

Mites, it's mange in dogs