Tapeworms Flashcards

(67 cards)

1
Q

Known as Pseudotapeworms

A

Order Cotyloda or Pseudophyllidea

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2
Q

Know as the true tapeworms

A

Order Eucestoda or Cyclophyllidea

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3
Q

Egg shedding of pseudophyllidae is through the?

A

uterine pore

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4
Q

What do you call of the organ of attachment of Cyclophyllidea?

A

Suckers and rostellum

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5
Q

These structures develop once the uterus disappears by degeneration.

A

Paruterine organs

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6
Q

Present in the integument which is the primary organ for absorption of food

A

microtriches

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7
Q

The organ of attachment of Pseudophyllidea

A

Bothria

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8
Q

A fully embyronated egg of cestodes contains?

A

Oncosphere

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9
Q

It is the metameric repetition of reproductive organs

A

Proglottidization

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10
Q

A hexacanth embryo with 3 hook pairs found at the center of a fully developed cestode egg

A

oncosphere

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11
Q

Give an example of species with its egg hatching affected by the environment stimulus

A

Diphyllobothrium latum

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12
Q

These structures assume the function of the uterus

A

paruterine organs

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13
Q

Give an example of species with its egg hatching affected by mechanical action

A

Anoplocephala

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14
Q

Give an example of species with its egg hatching affected by digestive enzymes of hosts

A

Taenia sp.

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15
Q

What do you call of the eggs covered with materials derived from the parenchyma?

A

egg pouches

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16
Q

What is the infective larval form of tapeworms?

A

metacestode

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17
Q

What is the first metacestode stage of Pseudophyliids?

A

procercoid

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18
Q

What do you call of the eggs covered or protected with material derived from the uterus?

A

egg capsule

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19
Q

The infective stage to the first intermediate host of cestode infection

A

oncosphere

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20
Q

Occurs in the 2nd IH host of Pseudophyllids. It is elongate, solid bodied, and bears an adult scolex

A

plerocercoid

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21
Q

Single evaginated scolex embedded in a small solid cyst, found in the small IH such as arthropods

A

cysticercoid

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22
Q

single scolex invaginated into itself in a large, fluid containing vesicle or bladder

A

cysticercus

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23
Q

solid bodied with hooks on the cercomer in the posterior region

A

procercoid

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24
Q

single colex evaginated and attached to the cyst by a chain of asexual proglottids digested away after ingestion by final host

A

strobilocercus

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25
large, fluid containing bladder lined with a germinal epithelium producing a number of invaginated scolices
coenurus
26
large, fluid containing cyst with a laminated cuticular wall lined with a parenchymal inner layer
hydatid
27
2 genera of diphylobothridae
Diphylobothrium, Spirometra
28
common name of diphyllobothrium latum
broad fish tapeworm of man
29
Predilection site of D. latum
Small intestine
30
2nd IH of D. latum
trout, pike, salmon, perch
31
SN of 1st IH of D. latum
Diaptomus vulgaris, Cyclops strenuus
32
D. latum competes with this vitamin in the diet of the host
Vitamin B12
33
known as the zipper worm disease
Spirometrosis
34
the second larval stage of spirometra is specifically referred to as
sparganum
35
Characteristics of D. latum eggs
operculated, light brown, round ends
36
the largest tapeworm of man
D. latum
37
Characteristics of spirometra eggs
yellowish brown, asymmetric
38
the most common pseudophyllidean in the Philippines
Spirometra
39
final hosts of spirometra
carnivores
40
final hosts of Diphyllobothrium
man, carnivores
41
2nd IH of D. latum
Fish
42
1st Ih of D. latum
copepods
43
2nd Ih of spirometra
frog, reptile, mammal, bird
44
1st Ih of D. latum
diaptomus
45
1st Ih of spirometra
cyclops
46
uterine coil of diphyllobothrium
roseate
47
presence of larvae in muscles and tissues caused by plerocercoid infection
sparganosis
48
the disease of cyprinid and sulirid fish
ligulosis
49
Causative agents of ligulosis
Plerocercoids of Ligula intestinalis and Digramma interrupta
50
Pathogenesis of Ligulosis in fish
growth retardation, parasitic castration, death
51
Disease of cyprinid fish in cultured carp
bothriocephalosis
52
Bothriocephalosis is caused by what species
Bothriocephalus acheilognathi
53
Describe the morphology of the uterus of pseudophyllidea
coiled or roseate with uterine pore
54
Describe the morphology of the uterus of cyclophyllidea
With branches, sacculste and no uterine pore
55
vitellaria of pseudophyllidea
scattered in segment
56
vitellaria of cyclophyllidea
concentrated in an area
57
Eucestoda species mostly occur in which organ
small intestine
58
Eggs of anoplocephalidae are covered with inner chitinous layer bearing?
pyriform apparatus
59
Anoplocephalidae are only found in these species
ruminants, equine
60
IH of Anoplocephalidae
Oribatid mites
61
3 genus of Anoplocephalidae
Anoplocephala, Paranoplocephala, Moniezia
62
Genera and species of Anoplocephalidae occuring particularly in ileo cecal junction
Anoplocephala perfoliata
63
Anoplocephala magna predilection site
small intestine, stomach
64
These species have a narrow scolex bearing a slit like sucker and absent lappets
Paranoplocephala mamillana
65
GIve the common name of Moniezia expansa
Double pored tapeworm of sheep and goats
66
It is known as the double pored tapeworm of cattle
Moniezia benedini
67
Species same as A. perfoliata except for absence of lappets
Anoplocephala magna