Blood & Heart JC

Front

What is the left atrium?

Back

The left atrium is one of the four chambers of the heart that receives oxygenated blood from the lungs through the pulmonary veins.

Front

What is the function of arteries?

Back

Arteries are blood vessels that carry oxygen-rich blood away from the heart to the body's tissues.

Front

What is the role of veins in the circulatory system?

Back

Veins are blood vessels that carry deoxygenated blood back to the heart and contain valves to prevent back-flow.

Front

How large is the human heart?

Back

The human heart is approximately the size of a fist.

Front

What is haemoglobin?

Back

Haemoglobin is a protein in red blood cells that binds to oxygen and carries it from the lungs to the rest of the body.

Tags

NGSS.MS-LS1-2

NGSS.MS-LS3-1

Front

What are capillaries?

Back

Capillaries are tiny blood vessels that connect arteries and veins, allowing for the exchange of oxygen, carbon dioxide, nutrients, and waste between blood and tissues.

Tags

NGSS.HS-LS2-3

Front

What is the function of the right ventricle?

Back

The right ventricle pumps deoxygenated blood to the lungs for oxygenation.

Front

What is the function of the left ventricle?

Back

The left ventricle pumps oxygenated blood to the rest of the body.

Front

What is the significance of valves in veins?

Back

Valves in veins prevent the back-flow of blood, ensuring it flows in one direction towards the heart.

Front

What is the difference between arteries and veins?

Back

Arteries carry oxygenated blood away from the heart, while veins carry deoxygenated blood back to the heart.