nerve cords
nerves
excretory canals
oviducts
A. nerve cords
4 to 8 days
8 to 14 days
15 to 30 days
more than 30 days
stomach of host
intestine of host
outside the body of host
uterus of female ascaris
platyhelminthes
annelida
arthropoda
aschelminthes
it has slender form of body
it is firmly attached to gut wall of host
due to its own undulating movement against the direction of peristalsis
due to its hard cuticle
Fasciola hepatica
Ascaris lumbricoides
Plasmodium vivax
Tapeworm
Syncytial epidermis
Pseudocoel
Non-living cuticle
Only parasitic animals and plants
curved posterior part
straight posterior part
pinearl setae
shorter in size
about 1/3 behind from the anterior end
middle part of the body
about 1/3 ahead of the posterior end
terminal at the posterior end
lungs before migrating to small intestine
human excreta
Soil
upper part of small intestine
Liver fluke
Tapeworm
Blood fluke
Nematode worms
First in embryosphere
Second in embryosphere
Third in liver
Fourth in lungs
both male and female reproductive organs
only male reproductive organs
only female reproductive organs
branched uterus filled with completed eggs
epidermal cords
spicules
papillae and amphids
circumcentric ring
monarchic
didelphic
telogenic
metagonic
Fasciola
Taenia
Ascaris
Dracunculus
vulva of female Ascaris
roof of diencephalon
cloaca of an amphibian
cloaca of male roundworm
monogenetic
digenetic
poly genetic
any of these
telogenic
budding
hypergonic
didelphic
cattle
man
a fresh water fish
none of these
mosquito bite
tse tse fly
imperfectly cooked pork
contaminated water and vegetables
oxygen
moisture
a temperature lower than that of human body
a temperature higher than that of human body
nerve cords
nerves
excretory canals
oviducts
nerve cords
blood vessels
excretory ducts
reproductive ducts
two times
four times
five times
six times
cartilaginous
homy
bony
denticulate
a hormone
an antienzyme
enterokinase
hydrochloric acid
blood of man
intestine of man
muscles of pig
body cavity of man
multinucleated epidermis
multicellular epidermis
aseptate epidermis
synciy tial epidermis
it contains large cells termed pseudo-coelocytes
it is bounded externally by muscle layer and internally by intestines
it has very little parenchyma
it is filled with pseudocoelomic fluid
Amoebiasis
Filariasis
Poliomyelitis
Leprosy