chapter 36 final Flashcards
(29 cards)
caused by a filarial worm
elephantiasis
typically free living
rotifer
planarian digestive system
gastrovascular cavity
associated with cysts
trichinosis
always parasitic
hookworm
breaks food into pieces
mastax
collects excess water
flame cell
rotifer excretory chamber
gloaca
a pseudocoelom is located
between the endoderm and mesoderm
a planarian uses its pharynx to help it
feed
a tapeworm uses its scolex to attach to its
host
the gastrovascular cavity of a flatworm
has a single opening
the lack of a repsiratory system in flatworms is compensated for by their
flat shape
planarians move over solid surfaces with the aid of
cilia and mucus
animals that are typically hermaphroditic include
flatworms
flukes are protected against the host’s immune system by
the tegument
the anterior, knob shaped portion of a tapeworm is called the
scolex
animals that lack digestive systems include
tapeworms
the life cycle of a beef tapeworm has
two types of hosts
the most common roundworm human parasite in the united states is
the pinworm
rotifers respond to dry conditions by
drying up until wet conditions return.
platyhelminthes have
three germs layers and no body cavity
the primary hosts of beef tapeworms are
humans
the eggs of the blood fluke schistosoma
leave the primary host in feces or urine
