Nov 21, 2023 · The major circulatory system parts include the heart, blood, and blood vessels. Heart The heart is one of the most important organs of the human body.

Nov 21, 2023 · An earthworm's circulatory system includes the dorsal blood vessel, five hearts, and a ventral blood vessel that carries blood throughout the worm's body in a closed loop.

Nov 21, 2023 · The circulatory system is defined as a body system that has the primary function of transporting oxygenated blood throughout the body, and the key organ that does this is the …

Nov 21, 2023 · Learn about the octopus's unique circulatory system, with three hearts and a complex brain, in this 5-minute video. Then, take a quiz to test your knowledge.

Learn about the circulatory system parts and understand the circulatory system functions. See the main organs and tissues that make up the...

Discover the vital functions of a bird's circulatory system in our engaging video lesson. Learn its heart structure and test your knowledge with a quiz!

Nov 21, 2023 · Capillaries connect arteries and veins and create a closed circulatory system. They also allow for exchange of substances between the blood and the cells.

Nov 21, 2023 · Get an overview of circulatory systems and discover if earthworms have a closed or open circulatory system. Explore the design of the earthworm...

The function of the circulatory system is to move blood around the body. Discover the parts of the circulatory system, such as the heart and types of blood vessels, and how they work together.

Nov 21, 2023 · The main function of the circulatory system is to bring oxygen and nutrients to all of the cells in the body and remove metabolic waste.