Final answer:
The cardiovascular system, also known as the circulatory system, consists of the heart, blood, and blood vessels. Its main function is to transport materials throughout the body.
Step-by-step explanation:
The cardiovascular system, also known as the circulatory system, is responsible for the heart, blood, and vessels. It consists of the heart, which pumps blood, and three types of blood vessels: arteries, veins, and capillaries.
The main function of the cardiovascular system is transport, which involves the distribution of oxygen, nutrients, hormones, and waste materials throughout the body. The cardiovascular system, also known as the circulatory system, consists of the heart, blood, and blood vessels. Its main function is to transport materials throughout the body.