cold-blooded vertebrates Flashcards

1
Q

Vertebrates

A

an animal that has a backbone

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2
Q

Endotherms

A

an animal that can use body heat from chemical reactions

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3
Q

Ectotherms

A

an organism that needs sources of heat outside itself

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4
Q

Lateral Line

A

a flat line visible on both sides of a fishes body

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5
Q

Gills

A

a respiratory organ in witch oxygen from the water is exchanged with carbon dioxide from the blood

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6
Q

Jawless Fishes

A

hagfish, lampreys

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7
Q

Cartilaginous Fishes

A

sharks, rays, sawfish

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8
Q

Bony Fishes

A

goldfish, tuna, trout

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9
Q

Swim Bladder

A

a gas-filled sac that is used to control buoyancy

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10
Q

Amphibians

A

animals that are not usfull

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11
Q

Lungs

A

a respiratory organ in witch oxygen from the air is exchanged with carbon dioxide from the lungs

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12
Q

Tadpole

A

fish-shaped larva of a frog or toad

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13
Q

Metamorphosis

A

a phase in the animal life cycle

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14
Q

Caecilians

A

they are like worms/snakes but they have thin, moist skin

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15
Q

Salamanders

A

they have a long tail, and four strong legs

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16
Q

Frogs

A

they are amphibians

17
Q

Toads

A

they are amphibians but more bumby

18
Q

Reptiles

A

they can live in water and on land

19
Q

Amniotic Eggs

A

A type of egg that is surrounded by a membrane

20
Q

Turtles

A

they spend much of there time in water

21
Q

tortoises

A

they live on land

22
Q

Crocodiles

A

has a narrow head and a pointed snout

23
Q

Alligators

A

have a broad head and a rounded snout

24
Q

Snakes

A

a long limbless reptile that has no eyelids, a short tail, and jaws that are capable of considerable extension. Some snakes have a venomous bite

25
Q

LIzards

A

a reptile that typically has a long body and tail, four legs, movable eyelids, and a rough, scaly, or spiny skin.

26
Q

Tuataras

A

a nocturnal burrowing lizardlike reptile with a crest of soft spines along its back, now confined to some small islands off New Zealand.