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

Oct 10, 2025 · Explore animal circulatory systems, including open and closed. Learn their functions, adaptations, and roles in nutrient transport, waste removal,...

Learn about the components of the circulatory system. Examine the main components of the cardiovascular system and identify functions of the cardiovascular system.

Discover how the circulatory system functions to keep your body healthy in our concise video lesson for kids. See why Study.com has thousands of 5-star reviews.

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 heart.

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.

Red Blood Cells Lessons Red Blood Cells Lesson for Kids Types of Blood Antigen Systems Circulatory System V: Hemoglobin Erythrocytes | Function, Characteristics & Location Lesson Transcript ...

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.

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.

Learn about open and closed circulatory systems with a comparison of their similarities and differences. Discover the function of a circulatory system and how each type is structured.