Helminthology2

Question 1

Give me two orders of cestoda

Answer 1

Cyclophyllidea_ psedophyllidea

Question 2

Give me examples of cyclophyllidea

Question 3

Which part of cestoda plays a role in absorption tract?

Answer 3

Tegument( outer layer of body)
Microthorxincresse absorption area

Question 3

Give me examples on pseudophyllidea

Question 4

What increase absoption area?

Answer 4

Microthorix

Question 5

What types of mouths or attachment sites cestoda has?

Answer 5

Suckers/bothria

Question 5

What’s range cestoda length can be?

Answer 5

Few millimeters to 10 meters or 30

Question 6

What’s the difference between egg and larva in cestoda?

Answer 6

Egg hatch into larva stage (intermediate host)

Question 7

What egg contains?

Answer 7

Embryo and 6 booklets
Onchoshpere

Question 8

What is onchoshpere?

Answer 8

Cestoda egg

Question 9

What is metacestode?

Answer 9

Larva stage in intermediate host

Question 10

Which diseases caused by larva stage of cestoda?

Question 11

What hydatid disease also called?

Answer 11

_hydatid
_hydatidosis
_human echinococcosis

Question 12

What hydatid disease caused by?

Answer 12

Larval stage of genus echinococcus granulosus tapeworm

Question 13

Is echinococcosis zoonotic?

Answer 13

Yes

Question 14

List the important species of echinococcus

Question 15

Give 2 examples on human echinococcosis

Answer 15

.Cystic(hadatid)
.Alveolar

Question 16

What cause alveolar echinococcosis?

Answer 16

E. Multilocularis

Question 17

What tapeworm cause the most common type of human E.?

Answer 17

S.L. or echinococcus granulosus sensu lato

Question 18

What S.L. represent?

Answer 18

The species complex

Question 19

What the most dominant genotypes in S.L.?

Answer 19

S.S. echinococcus granulosus sensu stricto
, G1_G3

Question 20

Whats the most common genotype of S.L.?

Answer 20

G1

Question 21

Hiw many genotypes does S.L. have?

Answer 21

10

Question 22

Where does echinococcus granulosus common?

Answer 22

In all continents

Question 23

Definitive host of echinococcus granulosus?

Answer 23

Carnivoes (Dog*usually* fox, coyotes,hyenas, canids,felida,wolves)

Question 24

Intermediate host of echinococcus granulosus?

Answer 24

Herbivorous &hoofed animles& livestock &humans (Sheep,goat, cattle,deer,pig,wallabies,camels, kangaroos,horse,moose)

Question 25

Most common intermediate host domestic cycle of echinococcus granulosus?

Answer 25

Farm_dog to sheep cycle

Question 26

What is the accidental host in echinococcus granulosus?+ How

Answer 26

Human (Contact with definitive host-ingestion, geophagia*feces*)

Question 27

Risk factors of echinococcus granulosus?

Answer 27

_ownership of livestock _agriculture _ pastoralism _occupations _poor hygiene _slaughtering

Question 28

Morphology of adult echinococcus granulosus

Question 29

Size of adult echinococcus granulosus?

Answer 29

3_8mm

Question 30

How long does adult echinococcus granulosus live?

Answer 30

6_30months

Question 31

Morphology of hydatid cyst

Question 32

Size of hydatid cyst?

Answer 32

5_10cm More than 30cm sometimes

Question 33

Explain layers of hydatid cyst?

Question 34

What is hydatid sand?

Question 35

Where the larval form develop in intermediate host of echinococcus granulosus ?

Answer 35

Liver or lungs mainly

Question 36

Where the adult worm develop in definitive host of echinococcus granulosus?

Answer 36

Small intestines

Question 37

Cystic hydatidosis locations?

Answer 37

60_70% liver(mostly right lobe) 20_25%lungs 7% brain 2%bones 7%kidneys 8%abdominal

Question 38

Treatment of cystic echinococcosis?

Question 39

What's alternative to surgery in cystic echinococcosis?

Answer 39

PAIR

Question 40

Prevention of cystic echinococcosis?

Question 41

What's the definitive host of echinococcus multilocularis?

Answer 41

Fox(vulpes,vulpes) Or wolf or jackal

Question 42

Intermediate host of echinococcus multilocularis?

Answer 42

Rodents Human is also accidental host