4 functions of blood
Answer (2)
Transportation Carries oxygen from the lungs to the body.Delivers nutrients from the digestive system.Transports hormones and removes waste (like carbon dioxide and urea).RegulationMaintains body temperature.Balances pH level and water content in cells.ProtectionWhite blood cells fight infection.Platelets help in blood clotting to prevent too much bleeding.Defense Against ToxinsBlood helps remove toxins from the body through the liver and kidneys.
1. Pumping blood:The heart acts as a powerful pump, propelling blood through the circulatory system to deliver oxygen and nutrients to all parts of the body.2. Maintaining blood pressure:The heart regulates blood pressure by adjusting its pumping force, ensuring efficient circulation and preventing fluctuations that could be harmful.3. Supplying oxygen and nutrients The heart is crucial for delivering oxygen from the lungs and nutrients from the digestive system to the body's cells.4. Removing waste:The heart, in conjunction with the circulatory system, removes waste products like carbon dioxide and metabolic byproducts from cells, facilitating their removal from the body.
