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- Our heart is a vital organ of our body.
- It is a muscle that pumps blood to all parts of your body.
- It is covered by the pericardial membrane.
- The average heart is the size of an adult fist.
- Our heart beats about 72 times in one minute.
- The beating sound is caused by the opening and closing of its valves.
- The chamber which receives blood from body tissue is called an auricle.
- The chamber which pumps blood to all body parts is called ventricle.
- It is an organ present in all vertebrates.
- If the heart does not supply blood and oxygen to the organs they will die.
