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RUSVM Parasitology > Insects: Flies > Flashcards

Insects: Flies Flashcards

1
Q

Arthropods include the ________ and the _________.

A

Arthropods include the insects and the arachnids.

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2
Q

Most adult arthropods have a hard chitnous _______, a __________ body, and ________.

A

Most adult arthropods have a hard chitnous exoskeleton, a segmented body, and jointed limbs.

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3
Q

General characteristics of insects include:

  1. _______ pairs of legs
  2. Body divided into _______, _________ and _________
  3. Single pair of _________
A

General characteristics of insects include:

  1. Three pairs of legs
  2. Body divided into head, thorax and abdomen
  3. Single pair of antennae
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4
Q

Flies belong to the order __________.

A

Flies belong to the order Diptera.

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5
Q

Important identifying characteristics of the fly include the _________ of the fly, its ___________, and the location of the _____, ________ and/or _______ in/on a host.

A

Important identifying characteristics of the fly include the** size** of the fly, its mouthparts, and the location of the fly, larvae and/or eggs in/on a host.

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6
Q

Mouthparts may be adapted for_______ and______; _________ and ________; _________ only or they may be _________.

A

Mouthparts may be adapted for piercing and** sucking**; cutting and sponging; sponging only or they may be vestigial.

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7
Q

Fly larvae are _________, with ______ on each segment.

A

Fly larvae are segmented, with spines on each segment.

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8
Q

The anterior end of the fly larvae possesses a pair of ____________ and the blunt posterior end has a pair of ______________.

A

The anterior end of the fly larvae possesses a pair of oral hooks and the blunt posterior end has a pair of spiracular plates.

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9
Q

Maggots

A

Slender and wormlike and the spines on the third stage larvae are small

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10
Q

Bots

A

Stout and large with spines on the third stage larvae numerous and large.

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11
Q

Fly eggs are described as

A

creamy white, 1mm and banana shaped.

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12
Q

The life cycle of all flies consists of ______, _____, _________ and _________.

A

The life cycle of all flies consists of egg, larvae, pupa and adult.

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13
Q

Larvae are called ________ and there are typically _______ stages.

A

Larvae are called instars and there are typically ** 3 instar** stages.

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14
Q

Length of time required for completing the life cycle is _____________ dependent and typically _______ to _____________.

A

Length of time required for completing the life cycle is temperature dependent and typically 7 days to several months.

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15
Q

When life stages occur outside of the animal, the ________ stage is typically the overwintering stage.

A

When life stages occur outside of the animal, the pupa stage is typically the overwintering stage.

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16
Q

The site of infection of flies is the __________.

A

The site of infection of flies is the skin.

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17
Q

The parasitic phase in osme species is the ___________ stage developing in the skin, wool or internal organs.

A

The parasitic phase in osme species is the larval stage developing in the skin, wool or internal organs.

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18
Q

The common name of Musca autumnalis is _________.

A

The common name of Musca autumnalis is Face Fly.

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19
Q

The common name of Musca domestica is __________.

A

The common name of Musca domestica is Housefly.

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20
Q

Distribution of Musca spp is ________.

A

Distribution of Musca spp is worldwide.

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21
Q

Adult Musca spp characteristics.

A

5.5-7.5mm in length, light to dark grey in color. 4 distinct dark longitudinal shapes on the thorax and the grey abdomen has various light and dark markings.

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22
Q

Mouthparts of the Musca spp are adapted for _________.

A

Mouthparts of the Musca spp are adapted for sponging.

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23
Q

Site of infection of Musca autumnalis ______________.

A

Site of infection of Musca autumnalis around the eyes and muzzle where they gather on livestock.

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24
Q

Site of infection of Musca domestica__________.

A

Site of infection of Musca domestica** can be anywhere on the animal and buildings**.

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25
Pathogenesis and lesions of Musca autumnalis:
Crawl on face, feeding on ocular and nasal discharges. Extremely annoying to pastered animals
26
Musca autumnalis are the mechanical vector of ______________ and biological vectors of \_\_\_\_\_\_\_\_\_\_\_\_\_.
Musca autumnalis are the mechanical vector of **infectious keratoconjunctivitis** and biological vectors of **spirurid nematodes**.
27
Musca autumnalis are _______ to enter buildings
Musca autumnalis are **reluctant** to enter buildings
28
Musca domestica serve as biological vectors of _____________ and _____________ in horses.
Musca domestica serve as biological vectors of **Draschia megastoma** and **Habronema spp.** in horses.
29
Tretment of flies includes the use of:
A range of insecticides and products available to control flies
30
Common name of Stomoxys calcitrans is \_\_\_\_\_\_\_\_\_\_\_\_\_\_.
Common name of Stomoxys calcitrans is **Stable fly and biting housefly**.
31
Distribution of Stomoxys calcitrans is \_\_\_\_\_\_\_\_\_\_\_.
Distribution of Stomoxys calcitrans is **worldwide**.
32
Adult Stomoxys calcitrans resemble \_\_\_\_\_\_\_\_\_\_\_, but have a \_\_\_\_\_\_\_\_\_\_\_\_\_\_.
Adult Stomoxys calcitrans resemble **Musca spp.**, but have a **long, pointed proboscis**.
33
Characteristics of adult Stomoxys calcitrans
Possess a shorter abdomen with 3 dark spots in the second and third abdominal segments. Proboscis is prominent.
34
Mouthparts of Stomoxys calcitrans are adapted for \_\_\_\_\_\_\_\_\_\_\_\_.
Mouthparts of Stomoxys calcitrans are adapted for **piercing and sucking**.
35
Stomoxys calcitrans prefer to lay eggs in \_\_\_\_\_\_\_\_\_\_\_\_\_.
Stomoxys calcitrans prefer to lay eggs in **decaying vegetable matter**.
36
Stomoxys calcitrans feed on blood _________ times a day.
Stomoxys calcitrans feed on blood **1-2** times a day.
37
Presence of Stomoxys calcitrans causes
increased head and ear movement, skin twitches, and tail swishes in animals.
38
The bite of Stomoxys calcitrans is __________ and results in \_\_\_\_\_\_\_\_\_\_\_\_\_\_.
The bite of Stomoxys calcitrans is **painful** and results in **interrupted feeding patterns**.
39
Stomoxys calcitrans are mechanical vectors of ______________ and the intermediate host of _______________ in horses.
Stomoxys calcitrans are mechanical vectors of **anthrax, trypanosomes, and equine infectious anemia** and the intermediate host of **Habronema muscae** in horses.
40
Common name for Haematobia irritans is \_\_\_\_\_\_\_\_\_\_\_.
Common name for Haematobia irritans is **Horn Fly**.
41
Distribution of Haematobia irritans is \_\_\_\_\_\_\_\_\_\_.
Distribution of Haematobia irritans is **worldwide**.
42
Haematobia irritans is distinguished from Stomoxys calcitrans by
Haematobia irritans is distinguished from Stomoxys calcitrans by **being half the size (4mm) and having shorter proboscis.**
43
The smallest blood sucking muscid is \_\_\_\_\_\_\_\_\_\_\_\_.
The smallest blood sucking muscid is **Haematobia irritans**.
44
Site of infection of Haematobia irritans is \_\_\_\_\_\_\_\_\_\_\_\_.
Site of infection of Haematobia irritans is **back, sides and abdomen of cattle.**.
45
Large numbers of clustering Haematobia irritans cause ______________ that can cause \_\_\_\_\_\_\_\_\_\_\_.
Large numbers of clustering Haematobia irritans cause **intense irritation** that can cause **impaired milk production and weight gains**.
46
Haematobia irritans transmit \_\_\_\_\_\_\_\_\_\_.
Haematobia irritans transmit ** cattle helminths**.
47
Treatment of Haematobia irritans is commonly \_\_\_\_\_\_\_\_\_\_\_\_\_, due to flies spending much of thier time on their host.
Treatment of Haematobia irritans is commonly **parasiticides**, due to flies spending much of thier time on their host.
48
Drug resistance can be seen in \_\_\_\_\_\_\_\_\_\_\_.
Drug resistance can be seen in **Haematobia irritans**.
49
The common name for Culicoides spp is \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_.
The common name for Culicoides spp is **Biting Midges and No-See-Ums**.
50
Distribution of Culicoides spp is \_\_\_\_\_\_\_\_\_\_\_\_.
Distribution of Culicoides spp is **worldwide**.
51
Culicoides spp adults described as
1.5-5mm long with short piercing proboscis. Wings are mottled and held closed over the abdomen.
52
Culicoides spp are associated with _______________ habitats.
Culicoides spp are associated with **aquatic or semi-aquatic **habitats.
53
Culicoides spp have _______ instar stages and a __________ life cycle.
Culicoides spp have **4** instar stages and a **longer** life cycle.
54
\_\_\_\_\_\_\_\_\_\_\_\_\_ is a condition caused by Culicoides spp.
**Summer dermatitis** is a condition caused by Culicoides spp.
55
Summer dermatitis presents with \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_, due to the animal becoming allergic to bites.
Summer dermatitis presents with **alopecia, excorations and thickening of skin**, due to the animal becoming allergic to bites.
56
Culicoides spp transmit ____________ and also serve as the intermediate host for \_\_\_\_\_\_\_\_\_\_\_\_\_. They transmit ______________ in sheep and cattle.
Culicoides spp transmit **African Horse Sickness (AHS)** and also serve as the intermediate host for **Onchocerca cervicalis**. They transmit **bluetongue virus** in sheep and cattle.
57
The common name for Tabanus spp is the \_\_\_\_\_\_\_\_\_\_\_\_\_.
The common name for Tabanus spp is the **Horse flies and gad flies**.
58
The common name for Chrysops spp is \_\_\_\_\_\_\_\_\_\_\_\_.
The common name for Chrysops spp is **Deer flies**.
59
Distribution of tabanus spp and Chrysops spp is \_\_\_\_\_\_\_\_\_\_\_\_.
Distribution of tabanus spp and Chrysops spp is **worldwide**.
60
Tabanus spp and Chrysops spp adults can be describe as
Medium to large up to 25mm long.
61
Tabanus spp are _____________ than Chrysops spp.
Tabanus spp are **larger** than Chrysops spp.
62
Chrysops spp adults can be described as
medium sized and have a dark band across their wings
63
Mouthparts of Tabanus spp and Chrysops spp are adapted for \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_.
Mouthparts of Tabanus spp and Chrysops spp are adapted for **slashing and sponging**.
64
The life cycle of Tabanus spp and Chrysops spp under ideal temperature conditions requires a minimum of ____________ and can take up to \_\_\_\_\_\_\_\_\_\_.
The life cycle of Tabanus spp and Chrysops spp under ideal temperature conditions requires a minimum of **4 months**and can take up to **3 years**.
65
Tabanus spp and Chrysops spp are mechanical vectors of organisms responsible for \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_.
Tabanus spp and Chrysops spp are mechanical vectors of organisms responsible for **anthrax, pasteurellosis, trypanosomosis, anaplasmosis, equine infectious anemia and loasis**.
66
Most difficult blood sucking flies are \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_.
Most difficult blood sucking flies are **Tabanus spp and Chrysops spp**.
67
Common name of Melophagus ovinus is \_\_\_\_\_\_\_\_\_\_\_\_\_.
Common name of Melophagus ovinus is **Sheep Ked and Sheep Tick**.
68
Distribution of Melophagus ovinus is \_\_\_\_\_\_\_\_\_\_\_.
Distribution of Melophagus ovinus is **worldwide**.
69
Characteristics of Melphagus ovinus include \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_.
Characteristics of Melphagus ovinus include ** 5-7mm in length, hairy and wingless with short head and broad, flattened, brownish thorax and abdomen.**
70
Mouthparts of Melophagus ovinus are adapted for \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_.
Mouthparts of Melophagus ovinus are adapted for **sucking**.
71
Melophagus ovinus pupae are described as \_\_\_\_\_\_\_\_\_\_\_\_\_.
Melophagus ovinus pupae are described as **ovoid, dark brown, 3-4mm and attached to wool**.
72
The entire life cycle of Melophagus ovinus takes place \_\_\_\_\_\_\_\_\_\_.
The entire life cycle of Melophagus ovinus takes place **on the host**.
73
Heavy infestations of Melophagus ovinus are seen in \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_.
Heavy infestations of Melophagus ovinus are seen in **autumn and winter**.
74
Life cycle of Melophagus ovinus
1. Female gives birth to mature larvae 2. Larvae adhere to the wool and pupate within 12 hours
75
Producers mistake pupae for \_\_\_\_\_\_\_\_\_\_\_.
Producers mistake pupae for **engorged ticks**.
76
Heavy infections of Melophagus ovinus results in \_\_\_\_\_\_\_\_\_\_\_\_\_\_.
Heavy infections of Melophagus ovinus results in **loss of conditions and anemia**.
77
Melophagus ovinus transmits \_\_\_\_\_\_\_\_\_\_\_.
Melophagus ovinus transmits **Trypanosoma melophaglum**.
78
Melophagus ovinus is diagnosed by \_\_\_\_\_\_\_\_\_\_\_.
Melophagus ovinus is diagnosed by **inspection of the damaged, dirty wool and underlying skin reveals infestation**.
79
Melophagus ovinus can be treated by \_\_\_\_\_\_\_\_\_\_\_\_\_.
Melophagus ovinus can be treated by **shearing to remove pupae and adults and treatment of ewes with insecticides prior to lambing**.
80
Distribution of Culicidae is \_\_\_\_\_\_\_\_\_\_.
Distribution of Culicidae is **worldwide**.
81
Culicidae can be described as \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_.
Culicidae can be described as **having one pair of wings with long legs**.
82
Culicidae mothparts consist of \_\_\_\_\_\_\_\_\_\_\_.
Culicidae mothparts consist of **long proboscis**.
83
Female culicideae feed on \_\_\_\_\_\_\_\_\_.
Female culicideae feed on **blood**.
84
Male Culicidae feed on \_\_\_\_\_\_\_\_\_\_\_.
Male Culicidae feed on **nectar, plant juices, and other liquids.**.
85

RUSVM Parasitology (16 decks)

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