The heart, arteries, veins and capillaries

Front

Human blood vessels are: artries, capillaries, and atria; ventricles, atria and pulmonary veins; capillaries, artries, and veins; veins, artries, and aorta

Back

capillaries, artries, and veins

Front

The thickest and strongest blood vessel is the

Back

artery

Front

Valves in veins

Back

prevent the backward movement inside them

Front

Carry blood away from heart; mostly oxygen-rich

Back

Arteries

Front

Carry blood toward heart; mostly oxygen-poor

Back

Veins

Front

Blood consists of:

Back

plasma and blood cells

Front

How many chambers does the heart have?

Back

4

Front

What happens in systole phase?

Back

The heart contracts and sends bloods to the arteries.

Front

What happens in diastole phase?

Back

The heart relaxes and blood enters from the veins.

Front

The aorta is the largest artery in the body. The blood leaving the aorta is full of?

Back

Oxygen