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AA3 Vet Entomology > Mites > Flashcards

Mites Flashcards

1
Q

members of this family are obligate parasites of rodents, bats, insectivores, and certain marsupials

A. Cnemidocoptes
B. Cheyletidae
C. Myobiidae
D. None of the above

A

C. Myobiidae

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2
Q

known as depluming itch mite burrowing into skin and feather shaft of chickens

A. Cheyletidae parasitivorax
B. Sarcoptes
C. Cnemidocoptes pilae
D. Dermacentor andersoni
E. None of the above

A

E. None of the above (Cnemidocoptes gallinae)

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3
Q

sarcoptic mange mite or scabies mites, their legs have long unjointed pedicel

A

Sarcoptes scabiei

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4
Q

True about Notoedres, except:

A. tarsal sucker on a long nd unjointed pedicel
B. anus terminal
C. body globose or spherical
d. female has suckers on legs 1 and 2

A

B. anus terminal (it is dorsal, sarcoptidae with terminal anus are Cnemidocoptes and Sarcoptidae)

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5
Q

Notoedres specie that affect ears, head, and back of the neck of cats

A

Notoedres cati

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6
Q

affects ears of rabbits with anus dorsal and subterminally, observed to be more circular than sarcoptes

A. Demodex felis
B. Raillieta auris
C. Notoedres cati var cuniculli
D. Nosopsyllus fasciatus

A

C. Notoedres cati var cuniculli

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7
Q

scaly leg mite of poultry that burrows beneath scales resulting to leg deformation

A

Cnemidocoptes mutans

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8
Q

cause scaly face and legs leading to deformation of beaks in lovebirds and parakeets

A

Cnemidocoptes pilae

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9
Q

True about Sarcoptidae, except:

A. circular in outline
B. male posterior end not bilobed
C. body globose or spherical
D. dorsum without scales or spines

A

D. dorsum without scales or spines

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10
Q

affects skin of sheep in NZ resulting to “Australian itch”

A

Psorergate ovis

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11
Q

fur mites present on dogs

A. Psorergates bos
B. Psorergates simplex
C. Cheyletiella parasitivorax
D. Cheyletiella blaket

A

D. Cheyletiella blaket

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12
Q

fur mites of cats

A

Cheyletiella yasguri

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13
Q

itch mite on cattle

A

Psorergates bos

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14
Q

Psorergates simplex

A

occurs in house mice

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15
Q

cause demodectic mange or demodicosis

A

Demodicidae

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16
Q

members of this genus transmits scrub typhus

A

leptotrombidium

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17
Q

causative agent of scrub typhus or river valley fever

A

Rickettsia tsutsugamushi

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18
Q

called as chiggers

A

trombiculidae

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19
Q

common name of trombiculidae

A

red bugs or tungaw

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20
Q

enter hair follicles and sebaceous glands and cause chronic inflammation characterized by thickening and loss of hair

A

Demodicidae

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21
Q

clinical signs could be squamous or pustular type

A

Demodicidae

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22
Q

cause thickening of the skin due to excessive keratinization and proliferation of connective tissue

A. Hyalomma truncarum
B. Psoroptidae
C. Cnemidocoptes mutans
D. Sarcoptes

A

D. Sarcoptes

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23
Q

air sac mite of fowl

A

Cytodites nudus

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24
Q

subcutaneous mite of fowl

A

Laminosioptes cysticola

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25
Q

cause lesions where serum exudes, coagulate, and form crusts

A

Psoroptidae (Psoroptes)

26
Q

Genus and specie of epidermoptidae present in skin of fowl

A

Epidermoptes bilobatus

27
Q

it is responsible for the house-dust allergy in man

A

Dermatophagoides farinae

28
Q

3 genera and species of epidermoptidae

A

Epidermoptes bilobatus
Dermatophagoides farinae
Dermaophagoides pteronyssinnus

29
Q

Families of sub-order sarcoptiformes

A

Sarcoptidae
Psoroptes
Analgesidae
Dermoglyphidae
Cytoditidae
Laminosioptidae
Epidermoptidae

30
Q

cause of chorioptic mange

A

genus chorioptes

31
Q

Morphological characteristics of Genus Chorioptes

A

tarsal suckers on short unjointed pedicles, suckers on 1, 2, and 4 (female) and legs 1, 2, 3, and 4 in the male, 4th leg rudimentary, anus terminal

32
Q

chorioptes on pastern of sheep

A

chorioptes ovis

33
Q

cause foot mange or itchy leg

A

Chorioptes bovis

34
Q

family of feather mites

A

analgesidae

35
Q

feather mites on turkeys and chicken which is also common in the philippines

A

megninia cubitalis

36
Q

feather mites of pigeons

A

Megninia columbe

37
Q

feather mites of ducks

A

Leptosphyra velata

38
Q

cause falling of feathers in chickens

A

Pterolichus obtussus

39
Q

dermoglyphidae on feather of pigeons

A

falculifer rostratus

40
Q

red mite of poultry

A

dermanyssus gallinae

41
Q

northern fowl mite

A

ornithonyssus sylviarum

42
Q

tropical fowl mite

A

Ornithonyssus bursa

43
Q

tropical rat mite

A

ornithonyssus bacoti

44
Q

Ornithonyssus bacoti are I.H. of?

A

rodent filarial, Litomosoides carinii

45
Q

known as hanip mite in the Philippines

A

Ornithonyssus bursa

46
Q

spiny rat mite

A

Echinolaelaps echidninus

47
Q

Echinolaelaps echidninus is an I.H. of?

A

Hepatozoon muris

48
Q

affects ear of cattle. Causing signs of shaking of the head and ears

A

raillietia auris

49
Q

canine nasal mites and occurs in the nasal passages and sinuses of dogs

A

Pneumonyssus caninum

50
Q

“monkey lung mite”, occurs in the bronchi of rhesus monkey

A

Pneumonyssus simicola

51
Q

scab mites

A

genus psoroptes

52
Q

characteristics of scab mites

A

a.) oval body, long legs, no dorsal spines, non - burrowing,
b. ) live on skin but do not form tunnels, cause thick scabs
c. ) male posterior end bilobed with adanal suckers
d. ) tarsal sucker on jointed pedicles

53
Q

scab mites of ears of rabbits

A

psoroptes cuniculli

54
Q

scab mites of cattle, buffalo, carabao

A

Psoroptes natalensis

55
Q

scab mites of horses, donkey, mules

A

Psoroptes equi

56
Q

scab mites of sheep, cattle, horse

A

Psoroptes ovis

57
Q

sarcoptes preference on pigs

58
Q

preference of psoroptes on cattle

A

face and neck

59
Q

preference of scab mites on dogs

A

hock, muzzle, elbow, root of tail

60
Q

ear mite of dogs, cats, and very common producing octocariasis or parasitic otitis, ear mange or otodectic mange

A

otodectes cynotis

61
Q

clinical signs include epiliptiform fits

A

genus otodectes

AA3 Vet Entomology (17 decks)

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