Flexible, tough material that makes up vertebrate skeletons or parts of vertebrate skeletons.

Group of cells that develops from the embryo's ectoderms and contributes to the development of many vertebrate structures.

Paddle-shaped structure of a fish or other aquatic animal used for steering, balance, and propulsion.

Small, flat, platelike structure near the surface of the skin of most fishes can be ctenoid, cycloid, placoid, or ganoid.

Moveable, protective flap that covers a fish's gills and helps pump water that enters the mouth and moves over th gills.

Heart chamber that receives blood from the body.

The heart chamber that pumps blood from the heart to the gills.

Sensory receptors that enable fishes to detect vibrations, or sound waves, in water.

Process by which male and female fishes release their gametes near each other in the water.

Gas-filled internal space in bony fishes that allows them to regulate their buoyancy.

Four-footed animal with legs that have feet and toes with joints.

In amphibians, the chamber that receives digestive waste, urinary waste, and eggs or sperm before they leave the body.

In amphibians, the transparent eyelid that moves across the eye to prevent it from drying out land and to protect it under.

Animal that cannot regulate its body temperature through its metabolism and obtains its body heat from the external environment.

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Bio II Chap 28 Vocab

Biology II Chapter 28 Vocabulary

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 embryo's ectoderms and contributes to the development 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	Moveable, protective flap that covers a fish's gills and helps pump water that enters the mouth and moves over th gills.
Atrium	Heart chamber that receives blood from the body.
Ventricle	The heart chamber that pumps blood from the heart to the gills.
Nephron	Filtering unit of the kidney.
Lateral Line System	Sensory receptors that enable fishes to detect vibrations, 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 in 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 digestive waste, urinary waste, and eggs or sperm before they leave the body.
Nictitating Membrane	In amphibians, the transparent eyelid that moves across the eye to prevent it from drying out land and to protect it under.
Tympanic Membrane	Eardrum
Ectotherm	Animal that cannot regulate its body temperature through its metabolism and obtains its body heat from the external environment.

Created by: itscourtneym

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