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Chapter 16Fishes, Amphibians, and Reptiles
An animal with a skull and a backbone; includes mammals, birds, reptiles, amphibians and fish
An animal with a skull and a backbone; includes mammals, birds, reptiles, amphibians and fish
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Vertebrate
An animal with a skull and a backbone; includes mammals, birds, reptiles,
amphibians and fish
An animal with a skull and a backbone; includes mammals, birds, reptiles,
amphibians and fish
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Segments of bone or cartilage that interlock to form a backboneSegments of bone or cartilage that interlock to form a backbone
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Vertebrae
Segments of bone or cartilage that interlock to form a backbone
Segments of bone or cartilage that interlock to form a backbone
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An animal that maintains a constant body temperature despite temperature changes in its environment, warm blooded
An animal that maintains a constant body temperature despite temperature changes in its environment, warm blooded
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Endotherm
An animal that maintains a constant body temperature despite temperature changes in its environment, warm
blooded
An animal that maintains a constant body temperature despite temperature changes in its environment, warm
blooded
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An animal whose body temperature fluctuates with the temperature of its environment, cold blooded
An animal whose body temperature fluctuates with the temperature of its environment, cold blooded
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Ectotherm
An animal whose body temperature fluctuates with the temperature of its
environment, cold blooded
An animal whose body temperature fluctuates with the temperature of its
environment, cold blooded
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Fanlike structures that help fish move, turn, stop and balanceFanlike structures that help fish move, turn, stop and balance
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Fins
Fanlike structures that help fish move, turn, stop and balance
Fanlike structures that help fish move, turn, stop and balance
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Bony structures that cover the skin of bony fishesBony structures that cover the skin of bony fishes
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Scales
Bony structures that cover the skin of bony fishes
Bony structures that cover the skin of bony fishes
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Row of tiny sense organs along the sides of a fish’s bodyRow of tiny sense organs along the sides of a fish’s body
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Lateral line system
Row of tiny sense organs along the sides of a fish’s body
Row of tiny sense organs along the sides of a fish’s body
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Organs that remove oxygen from the water and carbon dioxide from the blood
Organs that remove oxygen from the water and carbon dioxide from the blood
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Gills
Organs that remove oxygen from the water and carbon dioxide from the
blood
Organs that remove oxygen from the water and carbon dioxide from the
blood
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Small, sharp toothlike structures on the skin of cartilaginous fishesSmall, sharp toothlike structures on the skin of cartilaginous fishes
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Denticles
Small, sharp toothlike structures on the skin of cartilaginous fishes
Small, sharp toothlike structures on the skin of cartilaginous fishes
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Balloon-like organ that is filled with oxygen and other gases; gives bony fishes their buoyancy
Balloon-like organ that is filled with oxygen and other gases; gives bony fishes their buoyancy
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Swim Bladder
Balloon-like organ that is filled with oxygen and other gases; gives bony
fishes their buoyancy
Balloon-like organ that is filled with oxygen and other gases; gives bony
fishes their buoyancy
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A sac-like organ that takes oxygen from the sir and delivers it to the blood
A sac-like organ that takes oxygen from the sir and delivers it to the blood
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Lung
A sac-like organ that takes oxygen from the sir and delivers it to the
blood
A sac-like organ that takes oxygen from the sir and delivers it to the
blood
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Aquatic larvae of an amphibianAquatic larvae of an amphibian
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Tadpole
Aquatic larvae of an amphibianAquatic larvae of an amphibian
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Process in which an insect or other animal changes form as it develops from an embryo or larva to an adult
Process in which an insect or other animal changes form as it develops from an embryo or larva to an adult
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Metamorphosis
Process in which an insect or other animal changes form as it develops from an
embryo or larva to an adult
Process in which an insect or other animal changes form as it develops from an
embryo or larva to an adult
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Prehistoric, reptile ancestor of mammalsPrehistoric, reptile ancestor of mammals
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Therapsid
Prehistoric, reptile ancestor of mammalsPrehistoric, reptile ancestor of mammals
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Egg containing amniotic fluid to protect the developing embryo; usually surrounded by a hard shell
Egg containing amniotic fluid to protect the developing embryo; usually surrounded by a hard shell
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Amniotic Egg
Egg containing amniotic fluid to protect the developing embryo; usually
surrounded by a hard shell
Egg containing amniotic fluid to protect the developing embryo; usually
surrounded by a hard shell
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