PARA LAB - Hymenolepis species

Question 1

who are most affected by hymenolepis spp

Answer 1

chldren

Question 2

cn of hymenolepis nana

Answer 2

dward tapeworm

Question 3

cn of h. diminuta

Answer 3

rat tapeworm

Question 4

FH of h. nana

Answer 4

man

Question 5

FH of h. diminuta

Answer 5

rats

Question 6

RH of h. nana

Answer 6

rats

Question 7

AH of h. diminuta

Answer 7

man

Question 8

habitat of hymenolepis spp

Answer 8

small intestine

Question 9

IH of H. nana [5]

Answer 9

dog flea
human flea
rat flea
rice beetle 
flour bettle

Question 10

IH of h. diminuta [6]

Answer 10

variety of arthropods: cockroach, rat flea, flour moths, rice beetle, flour beetle

Question 11

SN of dog flea

Answer 11

Ctenocephalides canis

Question 12

SN of human flea

Answer 12

Pulex irritans

Question 13

SN of Rat flea

Answer 13

Xenopsylla cheopsis

Question 14

SN of Tenebrio

Answer 14

Rice beetle

Question 15

SN of Tribolium

Answer 15

Flour beetle

Question 16

IS of H. nana [2]

Answer 16

Cysticercoid larva [Indirect Life cycle]

Embryonated egg [Direct LC]

Question 17

IS of H. diminuta

Answer 17

cysticercoid larva

Question 18

MOT of h species

Answer 18

ingestion

Question 19

scolex of H. nana [describe shape and rostellum]

Answer 19

subglobular or rhomboidal

armed rostellum with Y-shaped hooks

Question 20

describe hooks of H. nana

Answer 20

Y-shaped hooks

Question 21

scolex of H. diminuta [describe shape and rostellum]

Answer 21

Knob shaped

Unarmed rostellum

Question 22

mature proglottid of h. nana describe testes and ovary

Answer 22

3 ovoid testes

1 ovoid ovary

Question 23

mature proglottid of h. diminuta describe testes and ovary

Answer 23

3 ovoid testes

1 ovoid ovary

Question 24

disease manifestation of H. nana

Answer 24

usually asymptomatic

Question 25

most common CESTODE infection in the word

Answer 25

H. nana infection

Question 26

disease manifestation of H. diminuta

Answer 26

minimal and non-specific

Question 27

egg of H. nana describe

Answer 27

spherical with oncosphere [w/c has 6 hooklets] polar thickening polar filaments [6-8]

Question 28

Egg of H. diminuta describe

Answer 28

``` Fried egg or sunny side up appearance spherical oncosphere polar thickening NO POLAR FILAMENTS ```

Question 29

dx for h. nana

Answer 29

stool exam

Question 30

rx of choice for

Answer 30

PZQ