Animal Kingdom Test Flashcards
sessile
does not move, sinks to the bottom
collar cell
sticky, captures food and sperm
forewing
wings on a grasshopper that help it fly
ganglia
bundle of nerve cells
bilateral
one side of the body mirrors the image of another
radial
body appendages move out from a central point
asymmetrical
no definite shape to body (like sponge)
dorsal
top
ventral
bottom
anterior
front
posterior
back
osculum
excretory pore
adductor muscle
siphon
radula
spiracles
used for breathing
hindwing
used for balance in flight
compound eye
can see thousands of images, has lenses and retina
eyespot
picks up light
exoskeleton
hard outer covering that protects softer body of Arthropods
cephalothorax
fused head and thorax
vertebrate
animals with backbone
invertebrate
animals without backbone
benthic
lives on or near the ocean floor
tube feet
water vascular system which echinodermata use to move
nephridium
similar to kidney filter
heterotrophic
feeders, cannot make their own food
hermaphroditic
both male and female reproductive organs that produce sperm and egg
metamorphosis
larva and adult stage look different
mandible
mouth part that has teeth and is used for chewing
molting
the process of shedding the exoskeleton which Arthropods use for growth
omnivore
eats both meat and plants
carnivore
flesh eaters
herbivore
plant eaters
parasite
feed on the host, often causing damage to it
scavenger
eat dead and decaying flesh/matter
gonads
uterus
where fertilization occurs, stores until release
vas deferens
where sperm matures
tympanic membrane
used for hearing
spicule
guides sperm into the female
filter feeder
pull water and filter food through it
nerve cord
gills
filters oxygen from water, allowing some animals to breathe
