Ch. 19 Skin and Wounds - Part 5

Question 1

Piedra is caused by what two things?

Answer 1

piedraia hortae

trichosporon beiglii

Question 2

Piedraia hortae and trichosporon beiglii are what?

Answer 2

fungus

Question 3

What are the two types of Piedra?

Answer 3

Black and white

Question 4

Black piedra sign are what?

Answer 4

Hard, black, irregular nodules on the hair shaft

Question 5

White piedra signs are what?

Answer 5

Soft, gray-white, irregular nodule on the hair shaft

Question 6

Mode of transmission for piedra?

Answer 6

Often transmitted via shared brushes and combs; opportunistic pathogen

Question 7

What causes pityriasis versicolor?

Answer 7

malassezia furfur

Question 8

What type of organism is malassezia furfur?

Answer 8

fungus

Question 9

Mode of transmission for pityriasis versicolor?

Answer 9

Opportunistic pathogen

Question 10

Signs of pityriasis versicolor?

Answer 10

Hypo- or hyperpigmented patches of scaly skin.

Question 11

How long does it take to return to normal from pityriasis versicolor?

Answer 11

months

Question 12

How do they identify pityriasis versicolor?

Answer 12

Green color under UV light

Question 13

Pityriasis versicolor aka?

Answer 13

Tinea versicolor

Question 14

What causes black piedra?

Answer 14

Piedraia hortae

Question 15

What causes white piedra?

Answer 15

Trichosporon beigelii

Question 16

What are diseases caused by fungi called?

Answer 16

mycoses

Question 17

Most mycoses are ____?

Answer 17

opportunistic

Question 18

Most mycoses are contagious? T/F

Answer 18

False, most are
NOT contagious (some exceptions)

Question 19

Piedra is treated how?

Answer 19

By sharing infected hair

Question 20

Which are superficial mycoses?

Answer 20

Piedra and pityriasis versicolor

Question 21

Cutaneous infections caused by dermatophytes (specific group of fungi, not a Genus)?

Answer 21

dermatophytoses

Question 22

Dermatophytoses aka?

Answer 22

ringworm

Question 23

Are ringworm involved in “ringworm”

Answer 23

no

Question 24

What are the 3 causes of dermatophytoses?

Answer 24

epidermophyton sp.
microsporum sp.
trichophyton sp.

Question 25

What kind of organisms cause dermatophytoses?

Answer 25

fungus

Question 26

Mode of transmission for dermatophytoses?

Answer 26

direct contact/ fomites

Question 27

Dermatophytoses: athlete's foot called?

Answer 27

Tinea pedis

Question 28

Dermatophytoses: jock itch called?

Answer 28

Tinea cruris

Question 29

Dermatophytoses: trunk called?

Answer 29

Tinea corporis

Question 30

Dermatophytoses: head

Answer 30

Tinea capitis

Question 31

Tinea unguium aka?

Answer 31

onychomycosis

Question 32

Dermatophytoses aggravated by what?

Answer 32

heat and moisture

Question 33

"jock itch" spreads from what?

Answer 33

The feet

Question 34

Tinea unguium/onychomycosis is on what surface?

Answer 34

nails

Question 35

Sporotrichosis caused by?

Answer 35

sporothrix schenckii

Question 36

Sporothrix schenckii is what kind of organism?

Answer 36

fungus

Question 37

Sporotrichosis aka?

Answer 37

Rose-gardener's disease

Question 38

Mode of transmission for Sporotrichosis?

Answer 38

Opportunistic pathogen, thorn prick or splinters allow transmission.

Question 39

Type of Sporotrichosis that has modular lesions around the infection site.

Answer 39

Cutaneous sporotrichosis

Question 40

Type of sporotrichosis that has secondary lesion occur on the skin along the course of the lymphatic vessels.

Answer 40

lymphocutaneous sporotrichosis.

Question 41

Tinea capitis: crusts formed on the scalp, with associated hair loss is called?

Answer 41

favus

Question 42

Leishmaniasis caused by?

Answer 42

Leishmania sp. --> L. braziliensis, L. donovani, L. tropica

Question 43

Type or organism that causes Leishmaniasis?

Answer 43

protozoan

Question 44

What is the vector for Leishmaniasis?

Answer 44

Sand fly

Question 45

What are the three types of Leishmaniasis?

Answer 45

Cutaneous mucocutaneous visceral

Question 46

Leishmaniasis is nicknamed what?

Answer 46

"Baghdad boil"

Question 47

Visceral Leishmaniasis aka?

Answer 47

kala azar

Question 48

Large painless skin lesions are in this type of Leishmaniasis?

Answer 48

cutaneous

Question 49

Skin lesions enlarge to encompass mucous membranes in this type of Leishmaniasis?

Answer 49

mucocutaneous

Question 50

Parasite is spread by macrophages throughout the body in this type of Leishmaniasis?

Answer 50

visceral

Question 51

Leishmaniasis is endemic in parts of the ______?

Answer 51

Tropics and subtropics

Question 52

What is the reservoir for Leishmaniasis?

Answer 52

dogs

Question 53

In Leishmaniasis, most cases heal without treatment? T/F

Answer 53

true

Question 54

Scabies is a ____ infection.

Answer 54

parasitic

Question 55

What type of organism causes scabies?

Answer 55

mites

Question 56

What causes scabies?

Answer 56

sarcoptes scabiei

Question 57

Scabies signs and symptoms?

Answer 57

INTENSE ITCHING and rash of small red bumps at infection site; OFTEN LINEAR

Question 58

Mode of transmission for scabies?

Answer 58

Prolonged body contact

Question 59

Epidemics for scabies occurs in what kind of conditions?

Answer 59

crowded

Question 60

With scabies, you may see what characteristics?

Answer 60

"BURROWS" or "TUNNELS"