what is the work of capillaries in the human's circulatory system
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Answer:
1. The circulatory system is the system that circulates blood and lymph through the body, consisting of the heart, blood vessels, blood, lymph, and lymphatic vessels and glands. Also called the cardiovascular system.
2. The capillaries are the smallest of the blood vessels within the human body. They measure approximately 7 microns in diameter and form a capillary network that links arteries and veins. Arteries transport blood away from the heart and veins carry blood towards the heart.
3. The capillaries are responsible for facilitating the transport and exchange of gases, fluids, and nutrients in the body.
4. While the arteries and arterioles act to transport these products to the capillaries, it is at the level of capillaries where the exchange takes place.
5. The capillaries also function to receive carbon dioxide and waste products that are then delivered to the kidneys and liver (for wastes) and the lungs (for exhalation of carbon dioxide).
- As we know that capillaries are small blood vessels.
- Capillaries help in material exchange. it transports oxygen and nutrients from blood to tissues.
- It also helps to remove waste products like carbon dioxide. carry blood away from the heart.
- Help in transport fluids, gases, etc in the body. connect the arteries to veins.