The heart Flashcards

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0
Q

What is the heart made of?

A

Muscle tissue

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1
Q

What is transported in the blood in animals?

A

Hormones, water, oxygen, nutrients, waste and carbon dioxide

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2
Q

What is the function of the heart?

A

To pump oxygenated blood around the body

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3
Q

What are the 4 chambers of the heart?

A

Right atrium and ventricle

Left atrium and ventricle

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4
Q

What is the function of the valves?

A

Prevent the backflow of blood

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