Heart, Blood Vessels, Ateries, Veins, Blood, Capallaries

Cardiovascular System

The cardiovascular system is responsible for removing waste from your body. The cardiovascular system contains the heart, veins, and arteries.

How does the cardiovascular system work?

  1. The blood circulatory system (cardiovascular system) delivers nutrients and oxygen to all cells in the body. It consists of the heart and the blood vessels running through the entire body. The arteries carry blood away from the heart; the veins carry it back to the heart.

The heart

The heart is part of the cardiovascular system (also known as the circulatory system). The heart is the main organ. The heart is responsible to supply your body with blood and oxygen for you too live.

The Heart beats 3,000,000,000 times throughout a regular lifespan.

blood vessels

The average human body contains about 4 to 5 liters of blood.

Takes about 60 seconds for the blood to circulate through your system.

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Mayjor Fuctions

  • Transport or nutrients
  • Oxygen
  • And hormones to cells throughout the body and removal of metabolic wastes (carbon dioxide, nitrogenous wastes)

Main Organs

The main organs or the cardiovascular system are the heart, arteries, veins, capallaries, an the blood.

Cardiovascular system contributes to the Respiratory system.

blood vessels

Blood vessels transport blood through the human body.

Blood vessels are hollow tubes that carry the blood.

Blood vessels develope nutrients to cells and also removes waste from the cells.

click the link!

The video below is going to show you "Exploring the heart - the circulatory system".


The video below is going to show you the different types of blood vessels.

there is more then one type of blood vessel! there is many!

There is...





What is the difference between arteries and veins?

Veins carry the deoxygenated blood back to the heart. Arteries carry the oxygenated blood away from the heart to the body.
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A more simpler picture.