fish and fishing Flashcards
Vertebral Column
33 bones 5 different regions
Neural crest
embryonic structure in vertebrates that gives rise to most of the peripheral nervous system (PNS)
fin
flattened appendage on various parts of the body of many aquatic vertebrates and some invertebrates, including fish and cetaceans, used for propelling, steering, and balancing.
scale
covers the bodies of fish.
Operculum
a structure that closes or covers an aperture, in particular.
Atrium
two upper cavities of the heart from which blood is passed to the ventricles. The right atrium receives deoxygenated blood from the veins of the body; the left atrium receives oxygenated blood from the pulmonary vein.
Ventricle
hollow part or cavity in an organ, in particular.
Nephron
functional units in the kidney,
lateral line
sense organs found in aquatic vertebrates, used to detect movement, vibration, and pressure gradients in the surrounding water.
Spawning
release or deposit eggs.
Swim bladder
a gas-filled sac present in the body of many bony fishes, used to maintain and control buoyancy
Jawless fish
no jaws
Cartilaginous fish
fish of a class distinguished by having a skeleton of cartilage rather than bone, including the sharks, rays, and chimeras.
bony fish
fish of a large class distinguished by a skeleton of bone, and comprising the majority of modern fishes.
Bowfin/Dogfish
eye spot at the end of the body, brown, short head. short anal fin