fish/fishing Flashcards
Vertebral Column
composed of articulating vertebrae which are lightweight yet strong.
Neural crest
cranial neural crest cells give rise to the dentine-producing cells (odontoblasts) of teeth.
Fin
helps them swim
Scale
The skin of most fishes
Operculum
a series of bones found in bony fish that serves as a facial support structure and a protective covering for the gills; it is also used for respiration and feeding.
Atrium
A chamber of the heart that receives blood from the veins and forces it by muscular contraction into a ventricle. only have one
Ventricle
A chamber of the heart that receives blood from one or more atria and pumps it by muscular contraction into the arteries.
Nephron
functional unit of the kidney, the structure that actually produces urine in the process of removing waste and excess substances from the blood
Lateral line
that serves to detect movements and pressure changes in the surrounding water.
Spawning
Spawn is the eggs and sperm released or deposited into water by aquatic animals.
Swim bladder
an internal gas-filled organ that contributes to the ability of many bony fish (but not cartilaginous fish) to control their buoyancy, and thus to stay at their current water depth without having to waste energy in swimming.
Jawless fish
ny of the taxonomic group (Agnatha) of primitive vertebrates without jaws including cyclostomes and extinct related forms — compare bony fish,
Cartilaginous fish
doesnt have any bones
Bony fish
has bones
Bowfin/Dogfish
are bony fishes related to gars in the infraclass Holostei. Common names include mudfish, mud pike, dogfish, griddle, grinnel, swamp trout and choupique.