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Veterinary Technician > Parositology Unit 2 > Flashcards

Parositology Unit 2 Flashcards

1
Q

How do flagellates move?

A

They have at least one flagella (blood spinal, fluid)

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2
Q

How do apicomplexans move?

A

Internal wave like motions because they require a host

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3
Q

How to amoebids move?

A

Pseudopods (false feet)

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4
Q

How do ciliated protozoans move?

A

Undulated hairs or hairs.

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5
Q

What are the two flagellates called?

A

Giardia and trichomonas

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6
Q

What are the definitive hosts of giardia?

A

Horses, dogs, cats, ruminants

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7
Q

What are the two distinct forms to giardia?

A

Motile trophozite and non motile cyst

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8
Q

How is giardia diagnosed?

A

Elisa test from fresh samples

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9
Q

What is the preferred method of fecal flotation for giardia?

A

Using zinc sulfate

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10
Q

What is the best way to do a fecal smear looking for giardia?

A

Fresh unrefrigerated samples less than 30 min old

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11
Q

What are the symptoms of giardia?

A

Diarrhea, weight loss, anorexia, mucous stool

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12
Q

What is Trichimonas foetus definitive host?

A

Cattle

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13
Q

What is Trichimonas blagburni definite host?

A

Cats

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14
Q

What protozoan affects cattles reproductive tract?

A

TriTrichimonas foetus

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15
Q

What protozoan affects cats cecum/colon?

A

TriTrichimonas blagburni

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16
Q

What are the symptoms of TriTrichimonas blagburni?

A

Chronic Diarrhea lasts for weeks, months and years.

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17
Q

What are the symptoms of TriTrichimonas foetus in cattle?

A

It’s sexually transmitted and it causes infertility and fetal death

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18
Q

What are the three types of apicomplexans?

A

Coccidia, toxoplasma, and cryptosporidia

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19
Q

What is another name for coccidia?

A

Cystoisospora spp.

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20
Q

What are coccidias definitive host?

A

Dogs, cats, swine

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21
Q

How long does it take for oocysts to become infective?

A

6 hours of being passed into the environment.

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22
Q

What are the symptoms of coccidia?

A

Yellow mucousy diarrhea, watery yellow and bloody, adults can be asymptomatic and it’s more common in young animals

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23
Q

What are the definitive hosts of Toxoplasma Gondii?

A

Cats

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24
Q

What’s the best fecal floatation method for diagnosing coccidia?

A

Centrifuge

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25
Q

What are the intermediate hosts of toxoplasma gondii?

A

Mammals, birds, and humans

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26
Q

How soon does coccidia sporulate?

A

1-5 days

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27
Q

What’s is true of coccidia?

A

It is not immediately infected it has to sporulate

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28
Q

Where do cysts form from coccidia?

A

Liver, brains and muscle

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29
Q

What acts as paratenic hosts spreading coccidia?

A

Flies cockroaches and earthworms

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30
Q

What are symptoms of Toxomplasma gondii?

A 
Usually asymptomatic, infects, sick old and young, or with chronic diseases
Lungs- respiratory 
Liver-jaundice 
Eyes-blindness 
Neurological symptoms
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31
Q

What are treatments for toxoplasma gondii?

A

antibiotics and women should not clean litter boxes

32
Q

What is true of Cryptosporidium spp.

A

Parasite contaminates 65-97% of water and grounds

And Cannot be removed

33
Q

Symptoms of cryptosporidium spp.

A

Asymptomatic bc 35% of pop has antibodies, diarrhea and dehydration

34
Q

What is used to treat Cryptosporidium spp.

A

There is no treatment

35
Q

What disease does brown dog tick transmit?

A

Babesia Canis

36
Q

How is Babesia transmitted to dogs?

A

Tick bites dog and stays attached for 24-48 hours.

37
Q

What are other ways besides tick bite that Babesia canis is transmitted?

A

Dog bites from blood to blood and contaminated blood instruments

38
Q

How is Babesia canis diagnose?

A

Pear shaped organisms

39
Q

What tick diseases is diagnosed by tick tack shapes on blood cells and gamonts?

A

Hepatozoon spp.

40
Q

What are the two varieties of Hepatozoon spp.

A

H canis and H americanum

41
Q

What disease does the lone star tick and American dog tick cause?

A

Cytauxzoon Felis

42
Q

What are the intermediate hosts for Ctyauxzoon spp.

A

Cats and bobcats

43
Q

Is giardia zoonotic?

A

No

44
Q

What are a common name for cestodes?

A

Tapeworms

45
Q

What is the definitive host for Diplylidium caninum?

A

Dogs and cats

46
Q

Physically description of tapeworms?

A

Flat multi-segmented and multicellular

47
Q

How do tapeworms feed?

A

Tegument(skin)

48
Q

What is backward facing to provide hooks mean?

A

Rostellum and anchor

49
Q

What is Tania saginata definitive host?

A

Cattle

50
Q

What is the body of the tapeworms called?

A

Strobila

51
Q

What is the tiny head end of tapeworm?

A

Scolex

52
Q

What are the segments that make up the tapeworm body?

A

Proglottids

53
Q

Do tapeworms have a digestive tract?

A

No

54
Q

What does hexacantha mean?

A

It has six hooks

55
Q

What is the intermediate host of a heartworm?

A

heartworms

56
Q

What does an occult heartworm test mean?

A

that there is no microfilaria

57
Q

Heartworms can be incidental parasites in humans?

A

True

58
Q

How can it take to detect heartworms?

A

5-9 months

59
Q

what is a common name for cestodes?

A

tapeworms

60
Q

What is the head of the cestode called?

A

scolex

61
Q

what is the scienific name of the double spored tapeworm?

A

Dyplidium caninum

62
Q

What is the intermediate host for Dyplidium caninum?

A

Fleas

63
Q

Hymenolepsis is interesting because it does not require A)_____ and is nnot directly B)_______.

A

A) intermediate host

B) infective

64
Q

Are Echinococcus spp. tapeworms zoonotic?

A

Yes

65
Q

What are the cysts called that form in humans?

A

hydatid

66
Q

What is the common name of trematodes?

A

fluke

67
Q

How many intermediate hosts do pseudotapeworms have?

A

two

68
Q

What is the slit like A)_____ called on pseudotapeworms scolrx (head)

A

bothria

69
Q

Put in order the flukes life cycle.

A 
Egg
Miricidium 
Sporocyst
Redia 
Cercaria
70
Q

What is the common name for Platynososum fastosum?

A

Lizard-poisoning fluke

71
Q

What parasite causes liver disease and be difficult to diagnose?

A

Platynososum fastosum or lizard poisoning fluke

72
Q

What is the most common trematode infection?

A

Nanophyteus salmincola or the salmon poisoning fluke

73
Q

Where is the salmon poisoning fluke found?

A

Pacifica northwest area and canada

74
Q

What is the common name for the intestinal fluke that infects cats and dogs?

A

Alaria spp.

75
Q

What fluke lives in the lungs?

A

Paragonumus kellicotti

76
Q

What parastie do you get infected with from eating raw crawfish?

A

Paragonimus kellcotti

77
Q

Protozoans are?

A

unicellular and free living

Veterinary Technician (23 decks)

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