Parasites Part II Bites and Stings Flashcards
1
Q
Honeybee venom
A
phospholipase A, histamine, hyaluronidase, mellitin
2
Q
Solenopsis (fire ants) venom
A
Solenopsin D
3
Q
Bedbug species
A
Cimex lectularius (common), Cimex hemipterus (tropical)
4
Q
Triatome reduviid (kissing, assasin bug) caries
A
T. cruzi
5
Q
T. cruzi extracutaneous effects
A
Autonomic nervous system (cardiomegaly, megacolon)
6
Q
Romana’s sign
A
unilateral eyelid swelling - chagoma (american T)
7
Q
Parinaud sign
A
Preauricular lymphadenopathy (american T)
8
Q
Blistering agent in blister beetle
A
Cantharidin
9
Q
Pulex irritans - comb?
A
Human flea - no comb
10
Q
Xenopsylla cheopis - comb?
A
Oriental rat flea - comb
11
Q
Ctenocephalides felis - comb
A
Cat flea - comb
12
Q
Vector and organism for plague
A
Xenopsylla cheopis and yersinia pestis
13
Q
Vector and organism for typhus
A
Xenopsylla cheopis and rickettsia typhus
14
Q
Vector for both plague and tularemia
A
Squirrel flea (diamanus montanus)
15
Q
Single or multiple black or hemorrhagic crusted papules on toes - sandy beaches
A
Tungiasis - tunga penetrans (chigoe, sand flea, jigger)
16
Q
Lagoa crispata (Megalopyge crispata)
A
Puss caterpillar
17
Q
Acharia stimulea (Sibine stimulae)
A
Saddleback caterpillar
18
Q
Nygmia phoeorrhoea, Euproctis chrysorrhoea
A
Browntail moth caterpillar
19
Q
Cossus cossus
A
goat moth
20
Q
Caripito itch
A
Severe conjunctivitis and pruritus with contact to hairs on moth
21
Q
Lymantria dispar
A
Gypsy moth caterpillar
22
Q
Automeris io
A
Lo moth caterpillar
23
Q
Hemileuca maia
A
Buck moth caterpillar
24
Q
Megalopyge opercularis
A
Southern flannel caterpillar, puss caterpillar, wooly asp
25
Lonomia achelous/oblique
Saturniid moth caterpillar, giant silkworm moth
26
Myiasis
Dermatobia hominis (human botfly), Cordylobia anthropophaga (tumbu fly), Phaenicia sericata (green blowfly)
27
Tabanidae
Horsefly, deerfly, chrysops (tularemia and loiasis)
28
Muscidae
Tsete fly (african trympanosomiasis)
29
Simulidae
Black fly (onchocerciasis)
30
Psychodidae
Sandfly (leishmaniasis - phlebotomus/lutzomyia), lutzomyia verrucarum (oroya feer/verruga peruana - b. bacilliformis
31
Anopheles mosquito
Malaria
32
Aedes mosquito
Yellow fever, dengue fever
33
Culex mosquito
Filariasis, west nile fever
34
Amblyomma ticks (lone star)
Ehrlichiosis, rickettsial infections (RMSF - r. ricketsii, american tick bite fever - r. parkeri, african tick bite fever - r. africae, STARI, tularemia
35
Dermacentor ticks
D. andersoni - RMSF, colorado tick fever
| D. variabilis (dog tick) - RMSF, tularemia, erlichiosis, q fever
36
Rhipicephalus ticks
Brown dog tick - boutonneuse fever, RMSF, congo-crimean hemorrhagic fever virus
37
Ixodes ticks
Deer tick (ixodes scapularis/pacificus) - lyme disease, human granulocytotropic anaplasmosis, babesiosis
38
Lyme borreliosis pathogen/vector
Borrelia burgdorferi
| Ixodes dammini, scapluaris, pacificus, amblyomma americanum
39
Relapsing fever pathogen/vector
Borrelia duttonii, Borrelia hermsii, Borrelia turicatae
| Ornithodoros moubata
40
RMSF pathogen/vector
Rickettsia ricketsii
| A americanum, dermacentor andersoni (wood), variabilis (dog), Rhipicephalus sanguineus (brown dog)
41
Babesiosis pathogen/vector
Babesia microti
| Ixodes dammini
42
Tularemia pathogen/vector
Francisella tularensis
| D. andersoni (wood), variabilis (dog)
43
Erlichiosis
Erlichia canis, E chaffeensis, sennetsu
| A americanum, Rhipicephalus sanguineus, d andersoni
44
How many legs do scabies have?
8
45
How many legs do scabies larvae have?
6
46
How man legs do lice have? (pediculosis - louse)
6
47
Phthirus humans var. capitis
Head louse
48
Phthirus var. coropris
Body louse
49
Phthirus pubis
Pubic or crab louse
50
Vector/disease for Borrelia recurrentis
Pediculosis corporis (body lice)/Relapsing fever
51
Vector/disease for Bartonella quintana
Pediculosis coropris (body lice)/Trench fever
52
Vector/disease for Rickettsi prowazekii
Pediculosis corporis (body lice)/Epidemic typus
53
Pathogen/vector for relapsing fever
Borrelia recurrentis/Pediculosis corporis (body lice)
54
Pathogen/vector for trench fever
Bartonella quintana/Pediculosis corporis (body lice)
55
Pathogen/vector for epidemic typhus
Rickettsi prowazekii/Pediculosis corporis (body lice)
56
"walking dandruff"
Cheyletiella mites (cats, dogs, rabbits)
57
"harvest mites"
Chiggers (trombiculid) - Eutrombicula alfreddugesi in US, Neotrombicula autumnalis in Europe
58
Eschar at site of bite - pathogen?
Rickettsial disease
59
House mouse mite pathogen
Rickettsi akari (rickettsialpox)
60
Scrub typhus vector/pathogen
Chigger (eutrombicula)/orientia tsutsugamushi (formerly rickettsi)
61
Baker's itch
Acarus siro
62
Wheat warehouse itch (japan) or wheat mite
Cheyletus malaccensis
63
Grocer's itch (cheese mite)
glycyphagus domesticus
64
Black widow scientific name
Latrodectus macatans
65
Black widow toxin
lactrotoxins, depolarize neurons
66
Treatment for black widow
Antivenom, benzodiazepines, calcium gluconate for tetany
67
Color, shape and location of black widow sign
red, hourglass, ventral side
68
Brown recluse spider scientific name
Loxosceles reclusa
69
Brown recluse spider toxin
Sphingomyelinase D
70
Treatment for brown recluse spider
Antivenom, prednisone
71
Color, shape and location of brown recluse spider
brown, violin, dorsal side
72
Funnel web spider (hobo) scientific name
Tegenaria agrestis
73
Funnel web toxin causes?
local necrosis and pain - affects CNS
74
Tarantula scientific name
Lycosoidae: Theraphosidae
75
How it attacks and what it does?
Hairs on ventral side causes urticaria - opthalmia nodose in eyes - granulomatous reaction and possible vision loss
76
2 most toxic scorpions in the US
Centruroides exilicauda & Centruroides sculpturatus
77
Shape of centipede bite
chevron
78
shape of snake bite
paired marks
79
Difference in defense mechanisms of centipedes and milipedes
Centipedes have a painful bit, millipedes secrete noxious substances causing a chemical irritant contact dermatitis
80
Most common pathogen associated with marine injuries?
s. aureus
81
Vibrio vulnificus is associated with what internal disease
liver disease, especially cirrhosis of liver
82
Pathogens associated with marine injuries?
m. marinum, v. vulnificus, erysipelothrix rhusiopathiae, aeromonas hydrophilia
83
Snake venom - common in most
hydrolases
84
Pathogens in dog/cat bite
Pasturella or Capnocytophaga canimorsus
85
Treatment for dog/cat bite
augmentin
86
2 most common pathogens in human bite
s. aureus, eikenella corrodens
87
Vector for african trympanosomiasis
tsetse fly (muscidae)
88
Vector for onchocerciasis
black fly (simulidae)
89
Vector for old and new world leischmaniasis
Old - phlebotomies sand fly, New - lutzomyia sand fly
90
Vector for verruga peruana/oroyo fever
lutzomyia verrucarum - b. bacilliformis
91
RMSF organism/vector
r. rickettsii/dermacentor andersoni or variabilis
92
Rickettsialpox organism/vector
r. akari/house mouse mite (liponyssoides sanguineus)
93
Epidemic typhus organism/vector
r. prowazekii/body louse
94
Endemic typhus organism/vector
r. typhi/xenopsylla cheopis
95
Scrub typhus organism/vector
orientia tsutsugamushi/chigger (trombiculid)
96
Q fever organism/vector
Coxiella burnetii/dried inhaled tick feces
97
Ehrlichiosis organism/vector
Chaffeensis/a americanum, i scapularis, i pacificus
98
cantharidin is derived from
lytta vesicatoria (spanish fly) is a blister beetle from which cantharadin is made
99
snake bite anti venom is derived from
horse antibody
100
transmits malaria
anopheles mosquito
101
transmits yellow and dengue fever
aedes mosquito
