Fish Flashcards
surrounds and protects the dorsal nerve cord
Vertebral Column
group of cells that develop from the nerve cord
Neural crest
paddle-shaped structure on a fish or other aquatic animal, used for balance
Fin
small, flat, plate like structure near the surface of the skin
Scale
movable flap that covers the gills and protects them
Operculum
chamber of the heart that receives blood from the body
Atrium
pumps blood from the heart to the gills
Ventricle
filtering unit within the kidney that helps maintain the salt and water balance of the body and to remove cellular waste
Nephron
enables fishes to detect movement in the water also keeps them upright and balanced
Lateral line
release gametes near each other in the water
Spawning
gas filled space that allows fish to control its depth
Swim bladder
eel-shaped fishes that do not have scales, paired fins, or bony skeletons
Jawless fish
skeletons made of cartilage
Cartilaginous fish
bony skeleton, cycloid scales
Bony fish
bony fishes, basal ray finned
Bowfin/Dogfish