fish Flashcards
Vertebral Column
defines the animal subphylum Vertebra, or vertebrates, of the phylum Chordata
Neural crest
a collection of multipotent stem cells located at the side of the neural tube
Fin
thin component or appendage attached to a larger body or structure
Scale
a thick dry flake of skin
Operculum
technical term for gill cover
Atrium
heart chamber that receives blood into the heart
Ventricle
a hollow part or cavity in an organ
Nephron
each of the functional units in the kidney
Lateral line
sensory system found in fishes and aquatic amphibians
Spawning
fish or frog eggs
Swim bladder
Internal gas-filled organ that helps many fish control their buoyancy
Jawless fish
type of aquatic animal without out a jaw
Cartilaginous fish
all have skeletons primarily composed of cartilage
Bony fish
vertebrate animals that have skeletons primarily composed of bone tissue
Bowfin/Dogfish
medium-sized, greenish fish, the bowfin can be found in clear lakes and slow streams through much of Minnesota