Cardiovascular System
- Created by: Jelena
- Created on: 13-04-13 22:23
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- Cardiovascular System
- Composed of:
- Heart
- Blood vessels
- Blood
- Functions
- Delivery of oxygen, fuel, and nutrients to the tissues of the body
- Removal of carbon dioxide and waste products from the tissues
- Maintenance of a constant body temperature (thermoregulation)
- Prevention of infection (immune function)
- Composed of:
- The Heart
- Formed from MYOCARDIUM (specialized muscle tissue)
- Surrounded by PERICARDIUM (tough protective sac that allows heart to expand and contract)
- EPICARDIUM lines outside of heart, ENDOCARDIUM lines inside of heart
- Has 4 separate chambers: atria (upper) and ventricles (lower)
- A "double-pump"
- Divided into right and left heart; separated by interventricular septum
- Right heart: pumps deoxygenated blood to the lungs (pulmonary circulation)
- Left heart: pumps oxygenated blood to the rest of the body (systemic circulation)
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