TEST 3 Flashcards
what organism causes pain, diarrhea, appetite loss, obstruction intestine, nervous, eosinophil increase 10%
taenia saginata
how does taenia saginata go throughout the body
systemic circulation
how long does it take for taenia saginata to become an adult
8 to 10 weeks
what is the intermediate host of taenia saginata
beef
what kind of eggs does taenia saginata have
oncosphere/hexacanth with thick mmb, straited
what kind of fertilization do most cestodes do
cross fertilization
what part of the intestine is taenia saginata found
jejunum
what shape is the scolex of taenia saginata
cupshape
how many eggs does taenia saginata lay a day
100000
what kind of uterus /gravid does taenia saginata have
15-30
how many segments is taenia saginata
1000
how long are taenia saginata
4-8 m
aka taenia saginata
beef tapeworms
what organism causes these symptoms: abdominal pain, diarrhea, weight loss, maldigestion, and nervous problems
dipylidium caninum
how many organism does each scolex produce (dipylidium caninum)
1
what kind of larvae develop in the intestine (dipylidium caninum)
cysticercoid
true or false: dipylidium caninum eggs clump together in 5 or more
true
what kind of eggs does dipylidium caninum have
hexacanth
what kind of opening does dipylidium caninum have
bilateral opening
describe the segments of dipylidium caninum
length of segment is longer
what part of the intestine does dipylidium caninum infect
jejunum
what kind of scolex does dipylidium caninum have
rostellium
how many suckers does dipylidium caninum have
4
what does dipylidium caninum infect
cats and dogs
how is dipylidium caninum transferred to dogs
fleas
how many segments does dipylidium caninum have
75 to 175
how long is dipylidium caninum
25 - 70 cm
aka dipylidium caninum
dog tapeworm
what kind of egg does Hymenolepis diminuta
hexacanth with no polar thickening
what kind of suckers does Hymenolepis diminuta have
4 cup shape, no hooks
what is intermediate host of Hymenolepis diminuta in humans
none
what is the intermediate host of Hymenolepis diminuta in rats and mice
flea
what part of the intestine does Hymenolepis diminuta attack
ilium
how many segments is Hymenolepis diminuta
400-500
how long is Hymenolepis diminuta
10-60 cm
what can be a carrier host of Hymenolepis nana
beetle
what causes abdominal pain, diarrhea, headache, weight loss, nervous system, eosinophil increase 10- 15%
hymenolepis nana
what part of Hymenolepis nana causes problems
hooks
how do people get Hymenolepis nana
contamination: hand, eating, water
what kind of infection does Hymenolepis nana do
autoinfection
what is the intermediate host Hymenolepis nana
none
how are the eggs of Hymenolepis nana released in the feces
gravid segment breaks off
what segment has eggs in Hymenolepis nana
gravid
what is the shape of Hymenolepis nana eggs
oncosphere
what kind of larvae does Hymenolepis nana have
cystecercoid larvae
how many ovaries does Hymenolepis nana have
2
how many testes does Hymenolepis nana have
3
describe the segment of Hymenolepis nana
longer and wider
what part of the intestine is Hymenolepis nana found
jejunum and ilium
what is the shape of the rostellum of Hymenolepis nana
crown shape
what kind of body does Hymenolepis nana have
slender
how many segments is Hymenolepis nana
200 segments
how long is Hymenolepis nana
20 mm
aka Hymenolepis nana
dwarf tapeworm
how is diphyllobothrium latum diagnosed
look at opperculated egg and the knob at the end
what organism causes abdominal pain, digestive disorder, malnutrition, weight loss, loss of apetite, anemia, nervous problems, block intestine
diphyllobothrium latum
who causes the most anemia diphyllobothrium latum, taenia saginata, or sodium
diphyllobothrium latum
how does diphyllobothrium latum cause anemia
takes B12
how long does it take for diphyllobothrium latum to become an adult
1 mo
how many eggs does diphyllobothrium latum lay per day
1000000
what stage of the diphyllobothrium latum egg is infective
pleurocercoid
(diphyllobothrium latum eggs): coracidium –> copepod/cyclops –> procercoid –> ___ –> pleurocercoid
fish
what is the 1st intermediate host of diphyllobothrium latum
copepod/ cyclops
what kind of eggs are diphyllobothrium latum
hexacanth
what kind of larvae is in the eggs of diphyllobothrium latum
solid type
true or false: diphyllobothrium latum eggs are not opercullated
false
how do all cestodes attach to the intestines
suckers
what part of the intestine is diphyllobothrium latum found
ileum (last part of small intestine)
what kind of scolex does diphyllobothrium latum
bothria
what kind of genital pore does diphyllobothrium latum have
central
how many segments does diphyllobothrium latum have
3000-4000 segments
how long is diphyllobothrium latum
4- 10 m
aka diphyllobothrium latum
broad/Fish tapeworm
aka taenia solium
pork tapeworm
who is bigger taenia solium or taenia saginata
t saginata
how long is taenia solium
2-4 m
how many segments does taenia solium have
500-1000
how many branched /gravid segments does taenia solium have
5-15
what kind of scolex does taenia solium have
rostellum
how many eggs does taenia solium lay per day
500-1000
what part of the intestine do you find taenia solium
jejunum
what is the motorium
nervous system
describe the segments of taenia solium
wider
how do the eggs of. taenia solium circulate in the pigs
systemic circulation
what is the cyst called of taenia solium
cysticercus cellulosa
true or false: taenia solium cysticercus cellulosa has hooks
true
what is the 1st larval stage of taenia solium in humans
cysticercus cellulosa
what organism causes severe abdominal pain, diarrhea, bleeding, maldigestion, nervous system, number of eo increase 30%
taenia solium
what animals have taenia pisiformis
dogs and cats
how long is taenia pisiformis
50 cm
what kind of scolex does taenia pisiformis have
rostellium type
taenia pisiformis has 2 rows of ____
hooks
what kind of openings does taenia pisiformis have
alternate
what is the intermediate host of taenia pisiformis
rabbit
where do you find the eggs of taenia pisiformis in rabbits
liver
what is the larvae called of taenia pisiformis
cysticercus
what are the 2 categories of cestodes
intestinal and extra intestinal
where do you find adult organisms of intestinal cestodes
intestines
where do you find the larvae of intestinal cestodes
other animals