PARA LAB - Cestodes Intro Flashcards
appearance of adult cestodes
flat and ribbon like
color of adult cestodes
yellowish/whitish
cestodes: monoecious or dioecious
monoecious
cestodes: w/ or w/o GI
WITHOUT [not incomplete]
entry and exit of waste products of cestodes
diffusion
adult worms inhabit that
small intestine of fh
habitat of adult worms
small intestine of FH
generally, eggs of cestodes are: operculated or non-operculated
non-operculated
generally, eggs of cestodes are non-perculated except for
D. latum
cestode body is composed of three impt parts
scolex
neck
proglottid
head of cestode
scolex
generally eggs of cestodes are:embryonated or not?
embryonated
generally eggs of cestodes are:embryonated except for Dlatum
unembryonated
function of scolex
attachment
some cestodes possess __ in the scolex
rostellum
a protruding structure in the scolex that can be armed or unarmed
rostellum
how many suckers are there in cestodes
4 suckers [3 ventral, 1 dorsal]
how many ventral suckers
3
how many dorsal suckers
1
region of growth of cestode
neck
tapeworm segments
proglottid
3 types of tapeworm segments
immature
mature
gravid or ripe
type of proglottid
found nearest to the neck
repro structures not yet well-developed
immature
more than 1 proglottid, chain of proglottids
strobila
type of proglottid
found in the middle of strobila
mature
type of proglottid
repro structures visualized or developed
mature
type of proglottid
most distal from the neck
filled with eggs
gravid
type of proglottid
repro structure not seen because filled with eggs
gravid
type of proglottid
only uterus and egg can be seen
gravid
do all cestodes possess rostellum
no
may be armed or unarmed [hooks or w/o hooks]
rostellum
MoT
Ingestion
FH of cestodes
animals or humans
some species have __ instead of suckers
bothria
bothria is seen in what cestode
D. latum
