Lab 1-Echinococcus

Question 1

Phylum of Echinococcus?

Answer 1

Arthropoda

Question 2

Subkingdom of Echinococcus?

Answer 2

Eumatozoa

Question 3

Where do adult tapeworms live?

Answer 3

intestines of canids

Question 4

How do gravid proglottids exit the definitive host?

Answer 4

Passing through feces

Question 5

Where do gravid proglottids end up after passing through feces?

Answer 5

Soil and vegetation

Question 6

Where do eggs hatch in intermediate host and what does it release?

Answer 6

in the intestines, oncosphere

Question 7

Where do oncospheres usu. end up?

Answer 7

Lung or liver tissues

Question 8

Hydatid

Answer 8

bladder larva of Cestoda characterized by internal (and often external) chambers lined by germinal epithelium.

Question 9

Protoscolex

Answer 9

larval tapeworm forming in the hydatid

Question 10

Scolex

Answer 10

attachment organ of Cestoda

Question 11

Proglottid

Answer 11

single segment of strobila of Cestoda

Question 12

Strobila

Answer 12

region of body of Cestoda that is posterior to the neck, and is usually segmented