First day of class Flashcards

(49 cards)

1
Q
How many life stages does the mosquito have?
A. 1
B.2
C.3
D.4
E. none of the above
A

D. 4

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2
Q

What are the 4 life stages of the mosquito?

A

eggs, larva, Pupa, adult emerges, adult

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3
Q

True or False

The male mosquito is the blood feeder?

A

False, The female is the blood feeder

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4
Q

Why is the female the blood feeder?

A

For reproduction

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5
Q

Do all female mosquito have to feed on blood to reproduce?

A

No, some can reproduce without a blood meal, they store the nitrogen inside during larva stage and use it when to lay eggs

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6
Q

True or false

Where the female mosquito lays her eggs they can stay dormant for a period of time? Give an example?

A

True: eggs laid where she lays them they can stay dormant for a time it varies mosquitos in Alaska can go dormant in the winter

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7
Q

How many stages of life are in aquatic area for the mosquitos?

A

3 of the life stages are in aquatic area

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8
Q

What is the time frame for the mosquitos eggs to hatch?

A

any where from 4-5 days till 2 weeks eggs can hatch depending on various things, like temperature, water.

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9
Q

Culex in latin mean:

A

Assassin

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10
Q

What is the role of male mosquito?

A

Males do not transmit diease, only are there as a sperm donor, once they mate they die soon after

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11
Q

True or False
Some mosquitos can lay several batches of egg with just one blood feed, others have to blood feed every time it lays a batch

A

True

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12
Q

True or False
Malaria had been post back B.C china, romans
Malaria has shaped much of war, nations

A

True

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13
Q

What is Autogenus?

A

Autogenus- develop eggs without taking a blood meal

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14
Q

What is anatogonus?

A

anatogonus- need to take a blood meal for reproduction

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15
Q

What is haematophagus?

A

blood feeding most mosquitos

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16
Q

What is a vector?

A

the carrier

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17
Q

What genus of mosquito are known for transmiting Malaria

A

Anopheles

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18
Q

What genus is responisble for dengie, chicknguna,yellow fever, zika?

A

Aedes

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19
Q

Anopheles Species is better known as the what type mosquito?

A

Malaria Mosquito or fever mosquito

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20
Q

A challenge in Anopheles species is?

A

research is species differentiation between complex or sibling species. These are
very closely related species that are isomorphic or hardly distinguishable by
morphological features in the larval, pupal and female adult stages.

21
Q

What mosquitos are known to be flood water mosquitos?

A

Aedes and Ochlerotatus species

22
Q

what is anautogeny?

A

a mosquito that requires a blood meal in the adult stage for the production of viable eggs.

23
Q

What does eurygamy mean?

A

needs extensive space for

mating.

24
Q

What does heterodynamy mean?

A

has a reproductive diapause in winter

25
What does ornithophily mean?
has the affinity to feed on birds
26
What does autogeny mean?
lay the first egg rafts without taking a blood meal
27
What does stenogamy mean?
are able to mate within a confined space without swarming
28
What does homodynamy mean?
do not diapause
29
What does mammophily mean?
preferably feed on mammals
30
Which ones are known as the Invasive Mosquito Species?
Aedes albopictus, Ae. aegypti
31
what is predominantly a veterinary problem widely distributed in southern Europe where they cause heart worm disease and tissue nodules, respectively, in dogs, cats and other carnivores.
Two species of dirofilariae, | Dirofilaria immitis and D.repens
32
Till when was Malaria and endemic in Europe?
Malaria was endemic in Europe until about the mid-twentieth century
33
What does it mean endemic
A disease that is endemic is found in a certain geographic region or in a specific race of people.
34
What is the meaning of epidemic
epidemic describes a disease that's widespread.
35
Autochthonous
locally transmitted by mosquitoes. Differentiated from imported, congenital, or blood-borne malaria.
36
Who are susectiple to the westnile virus
In addition to humans, equines and corvid birds are particularly susceptible to the virus.
37
Who are the reservoir host for the West Nile Virus ?
Vertebrate reservoir hosts of WNV are mainly wild birds, with most of the species displaying no clinical signs after infection (Malkinson and Banet 2002). Migratory birds seem to play a particular role in virus transportation over long distances, for example, from Africa to the European continent (Rappole et al. 2000).
38
Which of the aedes Ae. aegypti or Ae. albopictus is limited by its cold intolerance?
Aedes Albopictus
39
Who many types of dengue can be transmitted? What are the called?
3, classical dengue, | dengue haemorrhagic fever and dengue shock syndrome
40
Classical dengue occurs in most cases of infection when a host undergoes a primary infection with DENV. It is asymptomatic or causes a self-limited febrile syndrome with undifferentiated symptoms such as the sudden onset of fever, nausea, vomiting, headache, retroorbital pain and rash, accompanied by severe joint and muscle pain (“breakbone fever”). In some cases, usually after a second DENV infection with another serotype (Halstead 1980), classical dengue proceeds as dengue haemorrhagic fever
Classical dengue occurs in most cases of infection when a host undergoes a primary infection with DENV. It is asymptomatic or causes a self-limited febrile syndrome with undifferentiated symptoms such as the sudden onset of fever, nausea, vomiting, headache, retroorbital pain and rash, accompanied by severe joint and muscle pain (“breakbone fever”). In some cases, usually after a second DENV infection with another serotype (Halstead 1980), classical dengue proceeds as dengue haemorrhagic fever
41
Yellow fever indeed is a disease of what area?
tropics and subtropics
42
_____ being the principal vector of | the causative agent, yellow fever virus
Ae. aegypt
43
``` The virus had most likely been introduced by a viremic person from India who infected the established Ae. albopictus population, thus starting a local mosquito–human–mosquito transmission cycle (Rezza et al. 2007). More recently, two autochthonous cases of chikungunya were reported from southern France (Gould et al. 2010; Grandadam et al. 2011) ```
``` The virus had most likely been introduced by a viremic person from India who infected the established Ae. albopictus population, thus starting a local mosquito–human–mosquito transmission cycle (Rezza et al. 2007). More recently, two autochthonous cases of chikungunya were reported from southern France (Gould et al. 2010; Grandadam et al. 2011) ```
44
CHIKV is transmitted primarily by ___
A. aegypt & A. albopictus
45
Mosquitoes have inhabited the globe for more than 100 million years, long before Homo sapiens occurred on Earth. In the course of evolution, they were able to adjust their biology to a great variety of ecological conditions and reproduce in almost all aquatic habitats. Without the support of Homo sapiens, mosquitoes disperse passively by wind drift (up to !25 km) or by active flight usually limited to
Mosquitoes have inhabited the globe for more than 100 million years, long before Homo sapiens occurred on Earth. In the course of evolution, they were able to adjust their biology to a great variety of ecological conditions and reproduce in almost all aquatic habitats. Without the support of Homo sapiens, mosquitoes disperse passively by wind drift (up to !25 km) or by active flight usually limited to
46
However, present-day human activities enable mosquitoes to be transported from one continent to another within a matter of hours to a few days. Increased transcontinental mobility of humans as well as the international trade, facilitate the dispersal and in some cases, the establishment of exotic mosquito species in other countries with favorable climatic conditions. The most remarkable ability of these species is that the eggs can survive desiccation and dryness for months or sometimes even years and can thus survive long periods with unfavorable living conditions
However, present-day human activities enable mosquitoes to be transported from one continent to another within a matter of hours to a few days. Increased transcontinental mobility of humans as well as the international trade, facilitate the dispersal and in some cases, the establishment of exotic mosquito species in other countries with favorable climatic conditions. Themost remarkable ability of these species is that the eggs can survive desiccation and dryness for months or sometimes even years and can thus survive long periods with unfavorable living conditions
47
This ensures that e.g. eggs can survive in used tires or other small containers when these are shipped and consequently increase the probability of successful transport. In general, these species possess a high ecological potency and can rapidly adapt to new habitats due to their genetic plasticity. Within the about 30 species known to have established in new areas throughout theworld, 3 species merit special recognition for their dispersal potential and also for their significance as vectors of human diseases: Aedes (Stegomyia) aegypti (Linnaeus 1762), Ae. (Stegomyia) albopictus (Skuse 1895) and Ochlerotatus (Finlaya) japonicus (Theobald 1901). In this chapter the taxonomy, biology, distribution and medical importance of the most successful invasive species are discussed, namely Aedes aegypti, Aedes. albopictus,
This ensures that e.g. eggs can survive in used tires or other small containers when these are shipped and consequently increase the probability of successful transport. In general, these species possess a high ecological potency and can rapidly adapt to new habitats due to their genetic plasticity. Within the about 30 species known to have established in new areas throughout theworld, 3 species merit special recognition for their dispersal potential and also for their significance as vectors of human diseases: Aedes (Stegomyia) aegypti (Linnaeus 1762), Ae. (Stegomyia) albopictus (Skuse 1895) and Ochlerotatus (Finlaya) japonicus (Theobald 1901). In this chapter the taxonomy, biology, distribution and medical importance of the most successful invasive species are discussed, namely Aedes aegypti, Aedes. albopictus,
48
How are mosquitoes disperse
passively by wind drift (up to ~25 km) or by active flight | usually limited to
49
What do gin and tonic and Malaria have in common?
is quinine Quinine is a very effective treatment for malaria and preventive measure Quinine is tonic water