Circulatory System
The main role of the circulatory system is to provide the cells in the human body with oxygen and nutrients and to remove waste.1 2
Fast Facts
- AKA: Cardiovascular system3
- Heart pumps 5 quarts of blood a minute4
- Heart beats 35 million times a year4
- Increases blood flow to meet increased metabolic demands3
- Regulates body temperature3
- Sends clotting cells and proteins to injured or bleeding sites to stop bleeding and promote healing3
Main Parts of the Circulatory System
- Heart: Pumps blood throughout the body2
- Blood: Carries nutrients, water, oxygen and waste products to and from the cells.3
- Arteries: Carry blood away from the heart2
- Veins: Carry blood towards the heart2
- Capillaries: Links between the arteries and the veins where oxygen and nutrients diffuse to body tissues2
Circulatory System Health
Several factors impact the health of the circulatory system, including diet, exercise, stress and lifestyle choices such as smoking tobacco.5 Breathing exercises can reduce stress and improve circulation.6
Circulatory System Diseases
Some common circulatory problems are aneurysms, heart disease, deep vein thrombosis, stroke and varicose veins.7
Related Pages on Mahalo
Eclampsia | Hypertension | Rosacea | Aortic Aneurysm | Cerebral Aneurysm | Heart Attack | Stroke | Cardiovascular Disease | Heart Disease | Quit Smoking | Respiratory System | Digestive System | Anemia | Blood | Heart | Sickle Cell Anemia
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