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