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10 Cards in this Set
- Front
- Back
in mammals, a cell or group of cells that secretes fluids
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gland
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modified sweat glands in female mammals, which produce and secrete milk to feed their young.
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mammary gland
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in mammals, the sheet of muscles located beneath the lungs that separates the chest cavity from the abdominal cavity; expands and contracts the chest cavity, which increases the amount of oxygen entering the body.
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diaphragm
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Name four characteristics of mammals.
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hair, mammary glands, diaphragm, and specialized teeth
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Describe three mammal adaptations for obtaining and consuming food.
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specialized teeth, modified limbs, endothermy
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Identify and describe the relationship between internal feedback mechanisms and the maintenance of body temperatures.
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Internal feedback mechanisms signal the body to release heat through sweating and panting if body temperature rises
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How does intelligence benefit mammals?
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They can learn, remember, communicate, and use tools
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Explain how the interrelationship between respiration and circulation sustains a mammal's metabolism.
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Mammals take in oxygen that is circulated by an efficient four-chambered heart. Oxygen is delivered to cells that use it to make energy.
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Suppose you are a mammal that feeds on pine seeds and lives in a forest in a cold region. Describe the adaptations that would help you survive.
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forefeet with sharp claws that can hold a pinecone; sharp front teeth to get seeds inside; thick fur; short extremities including ears, legs, and nose; a long, bushy tail that can help with balance as the mammal moves in the trees and protects the face from cold as the animal sleeps
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On an archaeological dig, you find a skull about 5 cm long with two chisel-shaped front teeth and several flattened back teeth. Is this a skull from a mammal? Explain your answer.
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Yes. One mammal may have varied types of teeth in its skull.
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