Parasitology Terms- Exam 1

Front 1

Order Acari

Back 1

Ticks and mites

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Metastigmata

Back 2

Spiracle plate is towards bottom

Front 3

Hard ticks

Back 3

Ixodes, spiracular plate behind 4th leg

Front 4

Soft ticks

Back 4

Argasidae, spiracular plate behind 3rd leg

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Mesostigmata

Back 5

Spiracular openings near the middle of the body. Ex: D. gallinae

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Prostigmata

Back 6

Spiracular plated located near head. Ex: D. folliculorum

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Astigmata

Back 7

Without spiracular plate. Ex: scabies and mange Mites.

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Class Insecta

Back 8

Includes lice, bugs, fleas

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Order Mallophaga

Back 9

Biting lice. Width of head is greater than or equal to prothorax

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Order Anoplura

Back 10

Sucking lice. Width of head is less than the width of thorax

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Order Hemiptera

Back 11

Half wing, true bugs. Sucking mouth parts.

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Order Diptera

Back 12

2 wings. Mosquitos, horse/deer flies.

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Culicidae

Back 13

Mosquitos

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Genera Anopheles

Back 14

Mosquito, vector for malaria.

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Genera Culex

Back 15

Mosquito, causes diseases such as West Nile.

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Genera Aedes

Back 16

Doesn't cause disease but vector for yellow and denour fever.

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Family Glossinidae

Back 17

Tsetse fly

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Simulium

Back 18

Induced problems

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Family Muscidae

Back 19

Advanced sponging mouthparts

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Myiasis

Back 20

Infection. Presence of a maggot in living flesh.

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Order Siphonaptera

Back 21

Fleas.

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Epidemology

Back 22

Study of factors affecting the transmission and distribution of any disease entity.

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Prevalence

Back 23

Percentage of individuals of a host species infected with a particular parasite species.

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Incidence

Back 24

Number of new cases of a disease appearing in a population within a given period of time.

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Intensity

Back 25

Number of individuals of a given parasite species in a given host.

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Density

Back 26

Number of individuals of a given parasite in a given area of host tissue.

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Zoonosis

Back 27

Diseases of animals that are transmission to humans.

Front 28

Exoskeleton

Back 28

Hard outer covering composed primarily of chitin.

Front 29

Artho

Back 29

Joints

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Podos

Back 30

Foot

Front 31

Chelicerae

Back 31

1st pair of appendages

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Pedipalps

Back 32

2nd pair of appendages

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Capitulum

Back 33

Head region

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Idiosoma

Back 34

Contains the organ, but also the eyes.

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Hypostome

Back 35

Feeding structure, knife like.

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Spiracles

Back 36

External opening of the tracheal respiratory system of "air breathing" arthropods.

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Scutum

Back 37

Hard plate on the dorsal part of body.

Front 38

Anal Groove

Back 38

Semicircle around the perianal region

Front 39

Uniramia

Back 39

1 pair of antennae, 2 pairs of wings, 3 pairs of legs

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Symbiosis

Back 40

Close and often long term interactions between different biological species.

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Parasitism

Back 41

Symbiote benefits at the expense of another

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Obligatory Parasites

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Must spend at least part of its life cycle as a parasite.

Front 43

Permanent Parasites

Back 43

Spends all of its life on or on host, except during transfers

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Faculatative Parasites

Back 44

Can go either way

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Ectoparasites

Back 45

Outside of body

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Endoparasites

Back 46

Inside of body

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Vector

Back 47

Animals that help disseminate Parasites.

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Masking

Back 48

Acquisition of host proteins

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Antigenic Variations

Back 49

Changing the Ag in surface coat periodically so immune response can't keep up.

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Definitive host

Back 50

an organism that supports the adult or sexually reproductive form of a parasite

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Endemic

Back 51

(of a disease or condition) regularly found among particular people or in a certain area.

Front 52

Epidemic

Back 52

a widespread occurrence of an infectious disease in a community at a particular time.

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Ctenidium

Back 53

a comblike structure, especially a respiratory organ or gill in a mollusk, consisting of an axis with a row of projecting filaments.

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Intermediate Host

Back 54

an organism that supports the immature or nonreproductive forms of a parasite

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Malathion

Back 55

a synthetic organophosphorus compound that is used as an insecticide and is relatively harmless to plants and other animals.

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Parenthetic host

Back 56

host that is not necessary for the development of a particular species of parasite, but nonetheless may happen to serve to maintain the life cycle of that parasite.

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Plague

Back 57

a contagious bacterial disease characterized by fever and delirium

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Proboscis

Back 58

an elongated sucking mouthpart that is typically tubular and flexible.

Front 59

Pupae

Back 59

an insect in its inactive immature form between larva and adult,

Front 60

Pygidium

Back 60

the terminal part or hind segment of the body in certain invertebrates

Front 61

Pyrethrin

Back 61

any of a group of insecticidal compounds present in pyrethrum flowers

Front 62

Reservoir host

Back 62

infectious disease. Hosts often do not get the disease carried by the pathogen or it is carried as a subclinical infection and so asymptomatic and non-lethal.