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AA3 Vet Entomology > Introduction to vet entom (ppt) > Flashcards

Introduction to vet entom (ppt) Flashcards

1
Q

first pathogenic protozoan parasite recorded in the Philippines

A

Trypanosoma evansi

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2
Q

First nematodes recorded by Schneider

A
  1. Aucenantha corrolata
  2. Gnathostoma spinigerum
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3
Q

studied parasites that
caused heart failure

A

Candido Africa

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4
Q

father of Parasitology

A

Marcos Tubangui

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5
Q

grandfather of Philippine
Parasitology

A

Liborio Gomez

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6
Q

animal does not exhibit
outward clinical sign

A

parasitiasis

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7
Q

animal does produce
signs

A

parasitosis

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8
Q

Host/species specificity

A

Associated only with one species of host, or
closely related hosts

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9
Q

Organ specificity

A

Each parasite species has its predilection site or on the host

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10
Q

Optional Occasional/Periodic Parasite

A

Parasite that briefly visit their host to
obtain nourishment but not dependent on them

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11
Q

Do not permanently live upon their host but are dependent upon them for
nourishment

A

Obligate Occasional Parasite

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12
Q

Determinate transitory

A

Parasitism is limited to stage/s in their life cycle

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13
Q

Explain Permanent parasite

A

Parasitism extends from the time of hatching of the eggs to the time that the eggs are produced by the adult

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14
Q

Fixed Parasite

A

Cannot pass spontaneously from one host to the other e.g helminthes

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15
Q

Wander from its usual site

A

Erratic and abberant Parasite

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16
Q

An anthropoparasite that affects man

A

Enterobius vermicularis

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17
Q

equally specific parasites
that affects man and animals (example)

A

Trichinella spiralis

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18
Q

man is essential for the life cycle e.g Taenia in
man

A

enzoones

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19
Q

parazoonoses

A

man is just accidentally involved

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20
Q

Require a single host specie to complete the life cycle (example)

A

Trichuris vulpis

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21
Q

It requires 2 or more host species to complete the life cycle

A

Heteroxenous parasite

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22
Q

Affects broad range of final hosts

A

euryxenous parasite

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23
Q

Affects narrow range of final hosts

A

stenoxenous parasites

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24
Q

harbors sexual, mature, or adult stage. eg. whipworms

A

final or definitive hosts

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25
Q

intermediate hosts

A

harbors asexual, immature, or larval stage

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26
Q

Reservoir or alternate hosts

A

final host that harbors the infection but
show no sign of infection

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27
Q

unnatural host in which parasites are accidentally lodged and transmission is through
ingestion of paratenic host

A

Transport or Paratenic host

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28
Q

Free living in nature can become
parasitic in certain host

A

facultative

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29
Q

must lead a parasitic existence

A

obligatory parasites

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30
Q

pseudoparasite

A

mistaken to be parasite

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31
Q

From infection until egg is demonstrated

A

Prepatent period

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32
Q

From egg production by adults until it ceases

A

patent period

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33
Q

any association between at least two living organisms of different species

A

symbiosis

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34
Q

member of symbiosis is called

A

symbiont

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35
Q

both organisms in the symbiotic relationship benefit

A

mutualism

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36
Q

samples of mutualism

A
  1. Ruminant Microflora
  2. flagellate and wood termite
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37
Q

commensalism

A

only one symbiont is benefitted although the other neither benefits nor is harmed

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38
Q

Predator - prey

A

An extremely short-term relationship in which one symbiont benefits at the expense of the other

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39
Q

Phoresis

A

Smaller member of the symbiotic relationship is mechanically carried about by the larger member

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40
Q

One symbiont (parasite) lives on or within the other member (host) and may cause harm

A

parasitism

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41
Q

Oviparous

A

lays undeveloped eggs

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42
Q

Ovoviviparous

A

lays larvated egg

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43
Q

Larviparous

A

lays larva

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44
Q

Pupiparous

A

lays larva that immediately turns into pupa

45
Q

Parthenogenetic

A

reproduce without fertilization (male)

46
Q

last larval skin retained; hardened skin (puparium) encloses pupa hence it can not
be seen externally

47
Q

wings and legs bound to body by
molting fluid but still visible externally

48
Q

wings and legs free from body and can
be seen externally

49
Q

with no legs on the thorax and abdomen
(no legs)

50
Q

with head, 3 pairs of thoracic legs but no
abdominal legs

51
Q

with head,3-segmented thorax with legs and
abdominal legs (complete)

52
Q

Instar

A

form of the stadium

53
Q

Stadia

A

stages between molts

54
Q

ecdycess

A

periodic shedding or molting of exoskeleton

55
Q

Looks like the adult but not capable of
reproduction

56
Q

segmentation stage

57
Q

feeding and growth stage

A

larva/maggot/grub

58
Q

Pupa

A

Quiscent (non-feeding and immobile)

59
Q

Malpighian tubules are present in

A

mites and insects

60
Q

Nephridia are present in

A

crustaceans

61
Q

coxal gland are present in

62
Q

functions of foregut for digestion

A

Ingestion, passage, food disintegration

63
Q

Functions of midgut or mesenteron

A

food storage and enzyme secretion

64
Q

functions of hindgut or proctodeum

A

food absorption and fecal expulsion

65
Q

gills are found in

A

Larva, nymph, adult aquatic

66
Q

lungbook found in

67
Q

gillbook are found in

68
Q

Small circular opening in the exoskeleton of insects also called stigmata in arachnids

69
Q

enhances the gas exchange
throughout the small body

A

cytochrome

70
Q

hemocoele is a space with a fluid that bathes all body organs

71
Q

no change in form or development in the arthropod body

A

mechanical/non cyclical

72
Q

Biological/cyclical transmission

A

there is change in form and development in the body of arthropod

73
Q

the organism undergoes cyclical changes or change in form as well as in number

A

cyclopropagative

74
Q

the organism undergoes cyclical arthropod body
and not undergo multiplication

A

cyclodevelopmental

75
Q

organism undergoes multiplication in the arthropod but there is no cyclical development or change in form and size

A

propagative transmission

76
Q

sample of propagative transmission

A

Pasteurella pestis in rat flea

77
Q

transmission of infection through the next generation of ticks

A

transovarian or hereditary

78
Q

organism is transmitted by the next developmental stage of ticks

A

transtadial

79
Q

Characteristics of Complete/holometabolous life cycle

A
  1. 4 stages (egg, larva, pupa, adult)
  2. complete lifecycle with complete metamorphosis
80
Q

Characteristics of Incomplete/hemimetabolous life cycle

A
  1. simple life cycle with incomplete or partial metamorphosis
  2. 1 or 2 life stages are missing
81
Q

Order of cockroaches

82
Q

Order of lice

A

Phthiraptera

83
Q

bedbugs, kissing bugs, assassin bugs

A

order hemiptera

84
Q

beetles are in order

A

coleoptera

85
Q

order of fleas

A

siphonaptera

86
Q

order of flies

87
Q

order of moths and butterflies

A

lepidoptera

88
Q

Order hymenoptera

A

wasps, hornets, velvet ants, ants, bees

89
Q

order of spiders

A

Order Araneae

90
Q

order of mites and ticks

A

Order Acari

91
Q

Order Solpugida

A

sun spiders, camel spiders, barrel spiders

92
Q

vector of myxomatosis

93
Q

vector of swine pox

94
Q

vector of a bacteria that causes plague, murine typhus,tularemia

95
Q

vector of Chagas disease

A

Triatomine bugs

96
Q

vectors of African trypanosomiasis and nagana

A

tsetse flies

97
Q

vectors of the virus which causes Equine infectious anemia and hog cholera

A

horse flies and deer flies

98
Q

vectors of filarial nematodes that cause loiasis and elaeophorosis

A

horse flies and deer flies

99
Q

vectors of tularemia

A

horse flies and deer flies, fleas

100
Q

vector of a protozoan that cause livestock trypanosomiasis

A

horse flies and deer flies

101
Q

Mites are vectors of bacteria that causes

A

tsutsugamushi (scrub typhus) and rickettsialpox

102
Q

vector of babesiosis

103
Q

Ticks are vector of bacteria that cause what disease

A
  1. Lyme disease
  2. Rocky mountain spotted fever
  3. Boutonneuse fever
  4. tick borne ehrlichiosis
  5. Anaplasmosis
104
Q

ticks are vectors of viruses that can cause what diseases

A
  1. tick borne encephalitis
  2. powassan encephalitis
  3. colorado tick fever
  4. crimean congo hemorrhagic fever
  5. african swine fever
105
Q

biting midges are vectors of viruses that cause what disease

A
  1. bluetongue
  2. epizootic hemorrhagic disease
  3. african horse sickness
  4. leucocytozoonosis
  5. Oropouche fever
106
Q

vectors of equine onchocerciasis and mansonellosis

A

biting midges

107
Q

vectors of human onchocerciasis and bovine onchocerciasis

A

black flies

108
Q

mosquitos (vector) diseases caused filarial nematodes

A

Wuchererian filariasis, Bancroftian filariasis, dog heartworm

AA3 Vet Entomology (17 decks)

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