Parasitology Ch. 5 and 6
1. What are Eucestodes known as?: true tapeworms
2. What is the scolex?: the holdfast organelle for true tapeworms
3. What are the suckers called?: acetabula
4. How many suckers do tapeworms contain?: 4
5. What is the name for tapeworms with a rostellum?: armedtapeworms
6. What is the name for tapeworms without a rostellum?: unarmedtapeworm
7. Where does the tapeworm body come from in morphological terms?: The rest of
the body is known as strobila, and it is composed of individual proglottids.
8. In the sequence of tapeworm body, which proglottids is closest to the
head?-
: Immature proglottids
1/8
,9. In the sequence of tapeworm body, which proglottids is at an intermediate
distance from the head?: mature proglottids
10. In the sequence of tapeworm body, which proglottids is farthest from the
head (the ones we can see that look like rice pellets)?: gravid proglottids
11. What does a hermaphroditic proglottid mean?: each proglottid contains complete sets of
male and female reproductive organs
12. How often do tapeworms shed their body parts?: Every 2 to 3 months
13. What is an egg found in the gravid proglottid called?: hexacanth
14. What are the four types of eggs that contain hexacanths?: Pyriform apparatus type
Dipylidium type
Taenia type
Pseudophyllidean type
15. Pyriform apparatus type:
2/8
, 16. Dipylidium type:
3/8
1. What are Eucestodes known as?: true tapeworms
2. What is the scolex?: the holdfast organelle for true tapeworms
3. What are the suckers called?: acetabula
4. How many suckers do tapeworms contain?: 4
5. What is the name for tapeworms with a rostellum?: armedtapeworms
6. What is the name for tapeworms without a rostellum?: unarmedtapeworm
7. Where does the tapeworm body come from in morphological terms?: The rest of
the body is known as strobila, and it is composed of individual proglottids.
8. In the sequence of tapeworm body, which proglottids is closest to the
head?-
: Immature proglottids
1/8
,9. In the sequence of tapeworm body, which proglottids is at an intermediate
distance from the head?: mature proglottids
10. In the sequence of tapeworm body, which proglottids is farthest from the
head (the ones we can see that look like rice pellets)?: gravid proglottids
11. What does a hermaphroditic proglottid mean?: each proglottid contains complete sets of
male and female reproductive organs
12. How often do tapeworms shed their body parts?: Every 2 to 3 months
13. What is an egg found in the gravid proglottid called?: hexacanth
14. What are the four types of eggs that contain hexacanths?: Pyriform apparatus type
Dipylidium type
Taenia type
Pseudophyllidean type
15. Pyriform apparatus type:
2/8
, 16. Dipylidium type:
3/8
