VIDEO INTERAKTIF

Which blood vessel carries oxygen-rich red blood cells from the lungs to the left side of the heart?

• Aorta

• Pulmonary Artery

• Pulmonary Vein

• Capillaries

What is the primary role of Oxygen (O2) in the human body?

• To help with digestion.

• To play an important role in the body.

• To regulate body temperature.

• To produce energy for muscles.

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Approximately how many times does the human heart beat per day?

• Around 1,000 times

• Around 10,000 times

• Around 100,000 times

• Around 1,000,000 times

Why is it important for the heart to pump blood strongly?

• To generate body heat.

• To ensure blood reaches all organs.

• To filter waste products from the blood.

• To produce new blood cells.

What is the Aorta?

• The smallest blood vessel in the body.

• A type of heart valve.

• The largest blood vessel in the human body.

• A chamber of the heart.