parasitology lab exam 2

Keywords for Diphyllobothrium latum

uncooked fish, meganoblastic anemia, b12

Keywords for Taenids (Taenia Pisiforms - Dog , Taenia Saginata - Beef, Taenia Solium- Pig)

causes cysticercosis, epilepsy, and strong inflammation

Keywords for Echinococcus granulosus

sheep/dog, anaphylactic shock, heavy infection

Keywords for Echinococcus multilocularis

mouse, rat, fox

Keywords for Hymenolepsis nana or Hymenolepsis diminuta

diarrhea and toxicity (insect)

Keywords for Diphylidium canium

dog/flea, white rice grain structures coming out of butt

Keywords for Schistosoma mansoni

inflammatory response, intestional lesions

Keywords for Schistosoma japonium

central nervous system

Keywords for Schistosoma haematobium

hematuria, fibrosis in bladder

Keywords for Fasciolopsis buski

eating water plants, PIG, intestinal obstruction

Keywords for Faciola hepatica

eating water plants, CATTLE/SHEEP, bile level, jaundice, yellowing of the eyes

Keywords for Paragonimus westermani

eating of raw shrimp/ raw meat, crustaceans, hemoptysis, chronic cough

Keywords for Clonorchis Sinesis

Juandice, hepatomegaly, ascites

Which organisms should I know for the microscope?

Diphyllobothrium latum, Hymenolepsis nana, Taenids

DIM for Diphyllobothrium latum

D : unembryonated eggs in stool, I : plerocercoid larva, M: small intestine

DIM for Taenids (Taenia Pisiforms - Dog , Taenia Saginata - Beef, Taenia Solium- Pig)

D: gravid proglottids in stool, I :cysterci, M: small intestine

DIM for Fasciolopsis buski

D: unembryonated eggs in stool, I: cercarial, M: small intestine

DIM for Paragonimus westermani

D: unembryonated eggs in stool, I : metacercaria, M: lungs

DIM for Echinococcus granulosus/Echinococcus multilocularis

D: unembryonated eggs, I: hydatid cysts, M: small intestine

DIM for Hymenolepsis nana or Hymenolepsis diminuta

D : eggs in stool I: cysticerci M : small intestine

DIM for Diphylidium canium

D : egg packets in proglottids in stool, I : cysticercoid, M : small intestine

DIM for Schistosoma spp

D: eggs in stool, I: cercarvaie, M: liver

DIM for Faciola hepatica

D : unembryonated eggs in stool, I : cercarial, M : hepatic bilary duct

DIM for Clonorchis Sinesis

D : unembryonated eggs in stool, I: metacercaria, M : bilary duct

What trematode body shape is this?

Distome

What trematode body shape is this?

Monostome

What trematode body shape is this?

Gasterostome

What trematode body shape is this?

amphistome

What trematode body shape is this?

echinostome

What trematode body shape is this?

strigeoid

What trematode body shape is this?

Schistosomes

hymenolepsis diminuta life cycle (10 steps)

1. eggs in stool (D)

2. intermediate host (anthropod)

3. oncosphere

4. penetrate intestional wall

5. body cavity

6. cysticerci (I)

7. human/rodent host

8. small intestine SI (M)

9. adults

10. gravid proglottifs

Dipylidum canium life cycle (8 steps)

1. egg packets in proglottids in stool

2. larval flea

3. oncosphere

4. adult flea

5. cysticercoid

6. directly to human, or from dog and cat to human

7. small intestine

8. adults

Taenids life cycle (9 steps)

1. gravid proglottids in stool with eggs'

2. dog/cattle/pig (depending which)

3. oncosphere

4. circulation

5. muscle

6. cysterci

7. host HUMAN

8. small intestine'

9. adult

diphyllobothrium latum life cycle (11 steps)

1. unembyronated eggs in stool

2. embryonated eggs in water

3. coracidia larve

4. crustaceans

5. procecercoid larvae

6. small fish

7. plerocercoid larvae

8. directly to human or large fish to human

9. small intestine

10. adult

11. gravid proglottids

echinococcus (granularus, or multicularius) 10 steps

1. unembryonated eggs

2. intermediate host (sheep or rodent)

3. oncosphere

4. circulation

5. multiple organs (heart, lungs, liver)

6. hydatid cysts

7. definitive host (dog/wolf)

8. protoscolex from cysts

9. scolex attaches to intestional wall

10. adults

schististoma spp life cycle (12 steps)

1. eggs in stool

2. water body

3. miracidia

4. penetrates into snail

5. sporocytes

6. cercariae

7. released from snail into water

8. human (host)

9. schistomulae

10. circulation

11. liver

12. adult

Fasciola hepatica life cycle (12 steps)

1. unembryonated eggs in stool

2. embryonated eggs

3. miracidia

4. snail

5. sporocyte

6. radial

7. cercarial

8. release from snail and water plants

9. directly to human or cattle/sheep

10. duodenum

11. hepatic bilayer duct

12. adult

Fasciolopsis buski life cycle (12 steps)

1. embryonated eggs

2. miracidia

3. snail

4. sporocyte

5. radial

6. cercarial

7. release from snail and water plants

8. directly to human or pig

9. duodenum

10. small intestine

11. adult

Paragonimus westermani/kelecotti (13 steps longest)

1. unembryonated eggs in stool

2. embryonated eggs

3. miracidia

4. enters snail

5. sporocytes

6. radiae

7. cercariae

8. crustacean

9. metacercaria

10. human (host)

11. duodenum

12. lungs

13. adult

clonorchis sinensis

1. unembryonated eggs in stool

2. embryonated eggs

3. miracidia

4. enters snail

5. sporocytes

6. radiae

7. cercariae

8. small fish

9. metacercaria

10. human (host)

11. duodenum

12. bilary duct

13. adult