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D2 Summer > Microbio Week 7 - Crestodes & Trematodes Online (Mini Exam) > Flashcards

Microbio Week 7 - Crestodes & Trematodes Online (Mini Exam) Flashcards

1
Q

Cestode is another word for…

A

Tapeworm

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2
Q

Trematode is another word for…

A

Fluke

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3
Q

What is actually a family of individuals, making it a unique aspect not seen in any other multicellular organisms?

A

Adult tapeworm

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4
Q

What is a segmented, large worm?

A

Tapeworm

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5
Q

How do tapeworms reproduce?

A

Fragmentation

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6
Q

What is the definitive host for tapeworms?

A

Humans

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7
Q

What are some 2nd vertebrae hosts required by tapeworms for eggs to mature?

A

Beef, pork, fish

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8
Q

Are tapeworms an issue for vegetarians?

A

No

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9
Q

How long do adult tapeworms live?

A

Years or decades

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10
Q

What do adult tapeworms shed?

A

Eggs or segments with eggs

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11
Q

Tapeworm eggs eaten by intermediate hosts (cow, pig, fish) mature to juveniles that migrate into _______, forming cysts

A

muscle

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12
Q

When are tapeworms usually acquired?

A

When a carnivorous definitive host consumes a 2nd intermediate host with tissue cysts

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13
Q

What does ingesting tapeworm cysts lead to?

A

Taenasis

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14
Q

Adult tapeworms residing in gut

A

Taenasis

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15
Q

All tapeworms EXCEPT the pork tapeworm require how many hosts?

A

2

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16
Q

What is the pork tapeworm?

A

Taenia solium

17
Q

How is the pork tapeworm, taenia solium, different from the other tapeworms?

A

Humans can be the intermediate host and only host

18
Q

What is the issue with humans being the intermediate host and only host in pork tapeworm (taenia solium) infections?

A

Eggs live in the human and cause cysts (cysticercosis)

19
Q

How do you diagnose tapeworm infections?

A

Segments in stool

20
Q

How do you treat tapeworm infections?

A

Bendazoles

21
Q

How can you prevent tapeworm infection?

A

Thorough cooking
Sanitation

(can only eliminate pork tapeworm through both cooking + sanitation; the others can be eliminated just by cooking)

22
Q

Where do flukes reside?

A

Host organs other than the intstine

23
Q

How big are flukes?

A

5mm - several cm

24
Q

How do flukes infect people?

A

Swimming larvae penetrate skin
Travel in blood
Inhabit veins draining intestine/bladder

25
Q

What do flukes cause?

A

Schistosomiasis

26
Q

What causes significant damage in fluke infections?

A

Immune responses

27
Q

How do you treat fluke infections?

A

Prazquantel

28
Q

How do you prevent fluke infections?

A

Avoid swimming in fresh water

29
Q

What is the 2nd most fatal parasite in the tropics after malaria?

30
Q

What is another name for schistosoma?

A

Blood flukes

D2 Summer (37 decks)

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