7.7 Intestinal Cestodes Flashcards Preview

Question 1

1

Characterized by a dorsoventrally flattened, most are hermaphroditic

Taenia

Answer

Scolex, neck, strobila

Answer

T. saginata

Answer

Cysticercus

Answer

Cystecircus cellulosae

Answer

Cystercircus bovis

Answer

Deprivation of nutrition, dysfunction of the intestine, allergic reactions, appendicitis, obstruction of instetines

Answer

Cysticercosis

Answer

Cysticercus cellulosae

Answer

Echinococcus granulosus

Answer

Hydatid disease

Answer

E. granulosus

Answer

E. multilocularis

Answer

E. oligarthus

Answer

Hydatid cst

Answer

Hydatid sand

Answer

Small bowel of dogs

Answer

Cattle, sheep, goat, human

Answer

Oncospheres

Answer

Hymenolepis nana

Answer

Polar filaments

Answer

Man, rodents

Answer

Diphyllobothrium latum

Answer

Rosette-shaped uterus

Answer

Copepods, fish

Answer

Bears, cats, dogs and humans

Answer

Plerocercoid larva

Question 2

2

Taenia spp distinct three regions

Question 3

3

Hookless tapeworm, 4-8 m, 4 suckers 2 lobes, 300-400 testes, 15-30 uterine branches

Question 4

4

Hook tapeworm, 2-4 m, 4 suckers, rostellum and hooklets, 3 lobes testes, 7-12 uterine branches

T. solium

Question 5

5

Larval form of tapeworm, consisting of a single scolex enclosed in a bladder-like cyst

Question 6

6

Cyst form of T. solium
Hooklets are visible

Question 7

7

Cyst form of T. saginata
No hooklets

Question 8

8

Taenia spp definitive host

Humans

Question 9

9

Clinical manifestations of Taenia infection

Question 10

10

Intrinsic or extrinsic autoinfection

Question 11

11

Pathogenic factor of cysticercosis

Question 12

12

Tapeworm infection treatment

PZQ

Question 13

13

Dog tapeworm

Question 14

14

Caused by the larval stages of cestodes of the genus Echinococcus

Question 15

15

Causes cystic echinococcosis

Question 16

16

Causes alveolar echinococcosis

Question 17

17

Causes polycystic echinococcosis

E. vogeli

Question 18

18

Extremely rare cause of human echinococcosis

Question 19

19

Made up of immature echinococcus, consists of cystic fluid, brood capsule, protoscolex and daughter cyst

Question 20

20

Prostocolices generally settle down at the bottom of the cyst

Question 21

21

Adult Echinococcus granulosus worms reside in the ___

Question 22

22

Intermediate host of E. granulosus

Question 23

23

After ingestion of E. granulosus eggs, they hatch in the small bowel and release an ___
Penetrates the intestinal wall and migrates through the circulatory system in various organs (lungs and liver)

Question 24

24

The scolex are the sucking discs, above which is the rostellum with hooks

Question 25

25

H. nana eggs exhibit ___ lying between the egg shell and the hexacanth embryo

Question 26

26

H nana definitive hosts

Question 27

27

Largest human tapeworm

Question 28

28

Spatulate, almone-shaped with a pair of suctorial grooves called ___

Bothria

Question 29

29

Proglottids of D. latum

Question 30

30

The only cestode with an operculated egg

D. latum

Question 31

31

Intermediate hosts of D. latum

Question 32

32

Definitive hosts of D. latum

Question 33

33

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