helminthology 1

Question 1

what is the adult stage ?

Answer 1

is a stage that happens in definitive host / sexual reproduction happen in it

Question 2

what is larva stage ?

Answer 2

happen in the intermidiate host / asexual reproduction

Question 3

what is the other name of flukes?

Answer 3

trematoda

Question 3

helminth is classified based on what?

Answer 3

morphology and movement and transmission

Question 3

which phylum is called round worms?

Answer 3

nemathleminthes

Question 4

what is the other name of tapeworm?

Answer 4

cestoda

Question 5

taenia saginata belong to which class?

Answer 5

cestoda

Question 6

give examples on platyhelminth

Answer 6

cestoda /trematoda

Question 7

what is the other name of soil transmitted?

Answer 7

geohelminthes

Question 7

list some soil transmitted helminthes

Answer 7

1- ascaris lumbricoides
2-hook worms /
-ancylostoma duodenal
-necator americanus
-strongyloides stercoradis
-trichostrongylis spp
-trichuris trichiura

Question 7

ascaris lumbricoides belong to which class ?

Answer 7

nemathelminth

Question 8

give examples of snail transmitted helminthes

Answer 8

1-fasciola spp
2-schistosoma spp
3-dicrocoelium
4-clonorchis
5-opisthochis
6-paragonimus
7- heterophyes
8- fasciolpsis

Question 8

give examples on meat transmitted helminthes

Answer 8

1-taenia spp
2- trichinella spp
3-diphyllobothrium

Question 9

list some direct transmitted helminthes?

Answer 9

1-enterobius vermicularis
2-hymenolopis nana

Question 10

give examples on endoparasites?

Answer 10

protozoan and helminth

Question 11

name some arthropods transmitted helminthes?

Answer 11

1-guinea worm
2-filarial nematodes

Question 12

What is the general morphology of cestoda?

Answer 12

1_ scolex with hooks on rostellum
2neck
3 strobila/proglottids
4ni digestive system
5 tegument(absoption tract)
6_reproductive system

Question 13

What is the reproductive system of cestoda?

Answer 13

Hermaphroditic ,have both male and female organsin mature proglottids

Question 14

What on the scolex?

Answer 14

Suckers and hooks

Question 15

What platyhelminthe does look like ribbon?

Answer 15

Cestoda

Question 15

Where is the exact location of hooks/suckers?

Answer 15

On the rostellum of the scolex

Question 16

Give general characteristics of trematoda

Answer 16

1_ dorsoventrally flattened (leaf)
2_unsegmented
3incompelet digestive tract
4 symmetrical
5blind alimentary canal(no anus,one opening)
6 two suckers for attachment
7- hermaphroditic except genus schistosoma

Question 17

Which trematoda is not hermaphroditic?

Answer 17

Genus schistosoma

Question 18

Describe trematoda digestive system

Answer 18

*Blind
*Single opening,no anus
*Incomplete

Question 19

What are the nematodes characteristics

Answer 19

*thread like
*Alender, elongated, unsegmented, cylindrical
* Round cross sections
*Symmetrical
*Pseudocoelomate(no peritoneum)
*Compelet alimentary tract(mouth,anus)
*Sexes separated (dimorphic)female larger

Question 20

What is pseducoelomate?

Answer 20

No peritoneum
fluid-filled body cavity, the pseudocoelom, which, unlike a true coelom, does not have a cellular peritoneal lining

Question 20

Describe nematodes alimentary tract

Answer 20

Complete(anus,mouth)

Question 21

What are the adult helminthes that belong to trematoda?

Question 22

What are the adult helminthes that belong to cestoda?

Question 23

What are the adult helminthes that belong to nemathelminth?

Question 24

What are the diseases caused by cestodes helminthes?

Question 25

What are the diseases caused by nematodes helminthes?