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94 Cards in this Set

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Animal
multi-cellular ukareiotick heterotrophic, lacking cell wall
Tropism
plant response
phototropism
response to light
geotrophism
response to gravity
thigmotropism
response to touch
Annuals
1 year replant
bi-anuals
2 year replant
perannuals
come up every year (2+)
Phylum Porifera
pore bearing
occurence of Porifera
A. fresh/salt water
B. Vary in size, color , shape
C. sessile- attached
D. Colonial
T/F: Porifera have tissues organs and systems
False
how many cell layers do porifera have
2 no Coelom (hollow body cavity)
what are the 4 cell types of Porifera
1. pinacocytes
2. pore cells
3. collarcells
4. Amebocytes
pinacocytes
outer layer, can contract to regulate surface area
pore cells
allows water to enter through pores
collarcells
flagellated, line interior
a. draw water in by flagella
b. trap and ingest food
amoebocytes
a. carry food between layers
b. form sperm and egg
structure of porifera supported by:
1. calcium carbonate/silia spicules
2. spongin
Osculum
opening at top- exit
reproduction of porifera
asexual- gemmules

sexual
hermaphrodites- produce
both egg and sperm
does not self fertilize
how do porifera feed
filter feeds
whats a-b
answers
Chidarians body structure
softbodied w/ stinging tentacles around mouth
Charcteristics of chidarians
radical symetry
2 cell layers
tissues
chidarians have polyp or medusa or both?
both
Gastrovascular cavity is
digestive chamber where foods digested
layers of chidarians
epidermis
mesoglea
gastroderm
nematocysts is
stinging cells on tentacles
nerve net:
conduct nerve impulses that cause muscles to contract, noneruous system
chidarians reproduce sexually, asexually, or both
sexually and asexualy
Hydrazonans have polyp or/and medusa
polyp and medusa
hydra move by
bubble or summersaulting
Portugeses man-of-war form in
colony of polyps w/ specialized tasks- stinging, digestion, reproduction.
scyphozoans comonly known as
jelly fish
scyphozoans move by
medusa
scyphozoans captures food w/
tentacles
Anthozoans exist in what form
polypform
corals have skeletons made of
calcium carbonate that form coral reefs
a worm is what kind of symmatry
bilaterall
anterior
end which something moves
posterior
end from which something moves away
ventral
toward surface
dorsal
away from surface
worms show cephalization meaning...
concentration of nerve tissue at anterior end
worms live by
free living
or
parisitic
what are all types of flat worms
(phylum: platyhelinthes)
planarians, flukes, tapeworms
planarans are free living or paracitic?
free living
planarians body forms are
body flat w/ dorsal and ventral moving on ventral surface
how do they move
using cilia and muscles. secrete a mucous or cilia to push down into
3 parts/layers of germ
ectoderm
mesoderm
endederm
Neous system (cerebral ganglia) of planarians
simple brain,
2 nere corhs
cross nerves

sensitive to lt. touch

anterior lobs help sense directon and dorsal eyes spot lt.
planarans are free living or paracitic?
free living
planarians body forms are
body flat w/ dorsal and ventral moving on ventral surface
how do they move
using cilia and muscles. secrete a mucous or cilia to push down into
3 parts/layers of germ
ectoderm
mesoderm
endederm
Neous system (cerebral ganglia) of planarians
simple brain,
2 nere corhs
cross nerves

sensitive to lt. touch

anterior lobs help sense directon and dorsal eyes spot lt.
mouth of planarians are where
middle of ventral surface
Pharynx:
muscular tube that extends through mouth
undigested food of planarians goes through where
back out through pharynx
do planarians have repiratory/circulatory systems?
no
excretory- flame bulbs
remove ecess water > tubules > pores for release
reproduction for planarians
asexul- regeneration(fission, splits)
sexual -hermaphordites exchange sperm
-eggs are fertilized and droppend in capsules
T/F flukes are paricitic
T
Flukes use what structure to adhear to host
suckers
Flukes feed on what when imbeded in organs and blood vessels
body fluids
T/F flukes only have 1 host
F
mouth of planarians are where
middle of ventral surface
Pharynx:
muscular tube that extends through mouth
undigested food of planarians goes through where
back out through pharynx
do planarians have repiratory/circulatory systems?
no
excretory- flame bulbs
remove ecess water > tubules > pores for release
mouth of planarians are where
middle of ventral surface
Pharynx:
muscular tube that extends through mouth
undigested food of planarians goes through where
back out through pharynx
do planarians have repiratory/circulatory systems?
no
excretory- flame bulbs
remove ecess water > tubules > pores for release
Tape worms heads called
scolex
scolex has
sucker and hooks
pruglottids are:
the body seg. of tapeworms mostly used to reproduce
Nematodes are also called
roundworms
t/f Nematoed are alwase paracitic
F, very few
Tape worms heads called
scolex
scolex has
sucker and hooks
pruglottids are:
the body seg. of tapeworms mostly used to reproduce
Nematodes are also called
roundworms
t/f Nematoed are alwase paracitic
F, very few
what is this and where does it go into
snail
what is this and where does it come from/ go to
snail > human
T/F Nematodes only have 1 way of entrance/exit
F, body tube in a tube w/ mouth and anus
Nematoeds cause damage in what and how
humans, pig, horses

totaly block intestines
hookworm may cause what kind of damage
aniema
retardation
malenutrition
Trichinella exist in
humans and fleshy animals
filarial worms are transmitted by and cause what
mosquitos & elephantiasis
pinworms are in and cause
30% of kids, 16% of adults
ichy anus