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The Human Heart How It Pumps Life

2 imagenes, 8 preguntas, 1 definicion, 1 dato, 1 encuesta sobre The Human Heart How It Pumps Life en ARTi.

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How the heart works

Imágenes

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The sound of a heartbeat

teacher The classic "lub-dub" sound of your heart is actually the noise of valves snapping shut.

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Four rooms with one-way doors

teacher Four specialized chambers and one-way valves keep your blood moving in a single, correct direction.

Fun Facts

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Fun Fact

Heart pumping power: The human heart creates enough pressure to squirt blood up to 30 feet (9 meters) across a room.

Quizzes

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Quiz

Which blood vessels carry oxygen-rich blood away from the heart to the rest of the body?

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Quiz

What makes cardiac muscle cells uniquely resistant to fatigue compared to skeletal muscles?

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Quiz

Which chamber of the human heart has the thickest muscular wall to pump blood to the entire body?

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Quiz

Which side of the human heart is responsible for pumping oxygen-poor blood to the lungs?

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Quiz

Approximately how many times does an average human heart beat in a single day?

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Quiz

What causes the classic 'lub-dub' sound of a beating human heart?

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Quiz

What are the two upper receiving chambers of the human heart called?

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Quiz

What is the primary function of the four valves inside the human heart?

Glosario

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Glossary

ventricle (noun)
A chamber of the heart that receives blood from an atrium and pumps it into the arteries. William Harvey first accurately described ventricular pumping action in his landmark 1628 treatise on animal circulation.

Gossip

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Gossip

Which heart sound is more comforting to you?