What is the diagram of the heart?

What is the diagram of the heart?

The heart is a muscular organ about the size of a fist, located just behind and slightly left of the breastbone. The heart pumps blood through the network of arteries and veins called the cardiovascular system.

How do you draw a simple brain?

Use Crayola® crayons, colored pencils, or markers to color the human heart. Color the areas numbered 1 red. They are the arteries. Color the areas numbered 2 blue.

How do you draw a dolphin?

A closed circulatory system is comprised of the heart that pumps blood into the vessels to reach the tissues and organs. The exchange of gases in the bloodstream occurs between smaller vessels (capillaries) and tissues.