Question

The major role of circulatory system is

• A. to give shape and support to the body.
• B. to provide a medium for transportation.
• C. to maintain homeostasis.
• D. to provide a medium for the elimination of waste.

Answer 1

Answer: (B), (C), (D)

to provide a medium for the elimination of waste.

The circulatory system is a vast network of organs and vessels that is responsible for the flow of blood, nutrients, hormones, oxygen and other gases to and from cells. The circulatory system is the body’s transit system - equivalent to roads, railways, waterways and airways that provide a medium for transportation.