Help
Options
Didn't know it?
click below
click below
Knew it?
click below
click below
Don't Know
Remaining cards (0)
Know
retry
shuffle
restart
0:00
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Chapter 28 Vocab-
"Fishes and Amphibians"
| Question | Answer |
|---|---|
| Cartilage | flexible, tough material that makes up vertebrate skeletons or parts of vertebrate skeletons. |
| Neural Crest | group of cells that develops from the embyo's ectoderm and contributes to the develpment of many vertebrate structures. |
| Fin | Paddle-shaped structure of a fish or other aquatic animal used for steering, balance, and propulsion. |
| Scale | small, flat, platelike structure near the surface of the skin of most fishes; can be ctenoid, cycloid, placoid, or ganoid. |
| Operculum | movable, protective flap that covers a fish's gills and helps to pump water that enters the mouth and moves over the gills. |
| Atrium | Heart chamber that receives blood from the body. |
| Ventricle | the heart chamber that pumps blood form the heart to the gills. |
| Nephron | filtering unit of the kidney. |
| Lateral line system | sensory receptor that enabel the fishes to detect vibreations, or sound waves, in water. |
| Spawning | process by which male and female fishes release their gametes near each other in the water |
| Swim bladder | gas-filled internal space bony fishes that allows them to regulate their buoyancy |
| Tetrapod | four-footed animal with legs that have feet and toes with joints. |
| Cloaca | In amphibians, the chamber that receives digestiv waste, urinary waste, and eggs or sperm befoe they leave the body. |
| Nictitating Membrane | in amphibians, the tranparent eylid that moves across the ey to preennt it from drying out on land and to protect it under water. |
| Tympanic Membrane | eardrum |
| Ectotherm | Animal that cannot regulate its body temperature through its metabolism and obtains its body hear form the external environment. |
Created by:
stacycastillo
Popular Biology sets