Week 7 - hendrix book ch 12 & 13 key terms Flashcards Preview

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Flashcards in Week 7 - hendrix book ch 12 & 13 key terms Deck (106)
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1

Arthropod?

jointed foot

2

Chitin?

Hard but elastic body covering that evelopes the entire body of arthropods

3

Hemolymph?

a blood-like fluid that baths the internal organs of an arthropod

4

Mandibulata?

crustaceans, centipedes, millipedes and insects - Most important to vet parasitology

5

Chelicerata?

mites, ticks, spiders and scorpions - Most important to vet parasitology

6

Crustaceans?

Auatic arthropods - serve as intermediate hosts for helminths parasites, including flukes, tapeworms and roundworms, also serve as causal agents as ectoparasites of many fish, amphibians, and exotic reptiles

7

Myriopodans?

centipedes and millipedes - produce venoms and toxic substances (sting, blind and paralyze or even kill)

8

Insects?

largest number of members – most diverse group – important:
- may serve as causal agents
- may produce venoms or toxic substances, - - may serve as intermediate hosts for protozoan and helminthes parasites
- may serve as vectors for bacteria, viruses, spirochetes, rickettsiae, chlamydial agents and other pathogens.
- have 3 pairs of segmented legs (3 body sections – head, thorax, abdomen)

9

Insects Head?

found at the anterior end (front end) - contains the brain, antennae and ventrally directed mouthparts and eyes

10

Insects Thorax?

middle body section
- has 3 pairs of legs
- may have two pairs of wings (many are wingless - fleas, lice)

11

Insects Abdomen?

found at the posterior end (hind section)
- contains the reproductive organs (often)

12

Insect Simple Metamorphosis?

consists of 3 developmental stages (egg, nymphal and adult)

13

Pupa?

wormlike - resting stage

14

One of the Insecta orders, Dictyopterans means?

– cockroaches and grasshoppers

15

One of the Insecta orders, Coleopterans means?

- beetles

16

One of the Insecta orders, Hemipterans means?

– true bugs

17

One of the Insecta orders, Hymenopterans means?

– ant, bees, wasps, yellow jackets, and other stinging insects

18

One of the Insecta orders, Anoplurans means?

– sucking lice

19

One of the Insecta orders, Mallophagans means?

– chewing lice

20

One of the Insecta orders, Dipterans means?

– two-winged flies

21

One of the Insecta orders, Siphonapterans means?

- fleas

22

Chelicerates means?

– mites, ticks, spiders, and scorpions

23

Acarines means?

– mites and ticks (not insects) – lack antennae, wings and compound eyes

24

Acariasis? – infestation with mites or ticks

– infestation with mites or ticks

25

Capitulum?

– mouthparts or a fusion of the head and thorax of mites and ticks – two functions of mouthparts – sucking blood or tissue fluids or attaching or holding onto the host

26

Idiosoma?

– abdomen or mites and ticks

27

Dictyoptera?

Cockroaches

28

Coleoptera?

beetles - blister beetles

29

Lepidoptera?

Butterflies and moths

30

Hymenoptera?

Ants, bees, wasps