Cestodes Flashcards
Phylum
Platyhelminthes
Adult Worms appear as
flat and ribbon-like
Fresh specimens color
Whitish / pinkish in color
are cestodes monoecious or dioecious?
monoecious
What parts does cestodes lack?
mouth and gastrointestinal tract
They will be obtaining their nutrients through absorption or diffusion via __________.
tegument
is body covering of Tapeworms
Tegument
Habitat
Small Intestine (Adult Worms)
Attached onto the _____ of the small intestine
Habitat
lining
Eggs are __________ and _________, except for
Diphyllobothrium latum
- non-operculated
- embryonated
attachment organ / hold fast organ
SCOLEX
SCOLEX is Categorized as:
- Acetabulate
- Bothriate
Acetabulate
Presence of suckers or _______
acetabulum
Acetabulate
They are important for
attachment to the lining of the small intestine
acetabulum
Acetabulate
They also have the presence of a protruding structure called _________.
rostellum
Acetabulate
Rostellum can be armed meaning
with hooks
Acetabulate
Rostellum can be unarmed meaning
no hooks
Acetabulate
what type of tapeworm has acetabulate
true tapeworms
Bothriate
Appearance
Almond/Spatulate
Bothriate
it has this slit-like
grooves called ____________
bothria/bothrium
Bothriate
Bothriate are found in what kind of tapeworm
false tapeworms
region of growth
NECK
Below the neck is the tapeworm segments called ______.
proglottids
Type of proglottid
Nearest to the neck; no
developed reproductive
structures
Immature Proglottids
Type of proglottid
Found in the middle portion; has well-developed reproductive organs
Mature Proglottids