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RED's journey

Which cells carry oxygen and carbon dioxide from and to organs?

Red blood cells

White blood cells

RED

Skin cells

What are the main two organs included in human circulatory system?

Heart, stomach

Heart,lungs

Heart, respiratory system

Lungs, intestine

How many chambers in a human heart?

One

Two

Three

Four

Which blood vessels bring blood in to the hear from the organs other than lungs?

Pulmonary artery

Pulmonary vein

Aorta

Superior and inferior vena cava

Which blood vessel carry blood out of the heart in to the lungs?

Pulmonary artery

Pulmonary vein

Aorta

Superior and inferior vena cava

Which blood vessels bring oxygenated blood from lungs to the heart?

Pulmonary artery

Pulmonary veins

Aorta

Superior and Inferior vena cava

The Aorta distributes oxygenated blood to only to the brain

True

False

Which is the part of the lungs where the gas exchange occurs?

Veins

Arteries

Alveoli

Diaphragm

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