Tìm hiểu về cấu trúc và chức năng của tĩnh mạch

4

(182 votes)

The human circulatory system is a marvel of nature, a complex network of vessels ensuring the continuous flow of blood throughout the body. While arteries often take the spotlight for carrying oxygen-rich blood, veins play an equally vital role in this intricate system.

Understanding the structure and function of veins provides valuable insights into the complexity and efficiency of the human circulatory system. By appreciating the unique features that allow veins to effectively return blood to the heart, we can better understand the importance of maintaining their health and the implications for overall well-being.