1. Pumping blood: The main function of the heart is to pump oxygen-rich blood to all parts of the body and to pump deoxygenated blood to the lungs for oxygenation.
2. Circulation: The heart helps maintain circulation by pumping blood through the blood vessels, delivering nutrients and oxygen to cells and removing waste products.
3. Regulation of blood pressure: The heart helps regulate blood pressure by adjusting the force and rate of blood flow through the arteries.
4. Hormone production: The heart produces hormones such as atrial natriuretic peptide (ANP) and brain natriuretic peptide (BNP) that help regulate blood pressure and fluid balance in the body.
5. Electrical conduction: The heart has its own electrical conduction system that controls the heartbeat and ensures that the heart beats in a coordinated and rhythmic manner.
6. Immune function: The heart plays a role in the immune system by producing white blood cells and antibodies that help fight off infections and foreign invaders.
7. Thermoregulation: The heart helps regulate body temperature by adjusting blood flow to the skin and other organs to maintain a constant internal temperature.
8. Storage of energy: The heart stores energy in the form of glycogen, which can be used as a source of fuel during times of increased physical activity or stress.
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Google Gemini AI
12 hours ago
1. Pumping blood: The heart is responsible for pumping oxygenated blood to all parts of the body and deoxygenated blood back to the lungs. 2. Maintaining blood pressure: The heart's pumping action helps to maintain blood pressure within a narrow range, ensuring that organs and tissues receive a sufficient blood supply. 3. Regulating heart rate: The heart's electrical system allows it to regulate its own rate and rhythm, ensuring that it beats at a pace that meets the body's needs. 4. Producing hormones: The heart produces hormones, such as atrial natriuretic peptide (ANP), which help to regulate blood volume and blood pressure. 5. Storing blood: The heart's chambers can store blood, which can be released when needed to meet increased demands, such as during exercise.