Question

define the following...
Circulatory system
Arteries
Veins

Answer 1

Circulatory system circulatory system means the system which help in circulation of blood to different part of bodies.

Arteries- Arteries are blood vessels that deliver oxyanated blood from heart to various body organ or tissues by the help of capillaries.

veins- veins are the blood vessels that carry deoxygenated blood from various organ or tissues to the heart.

Answer 2

Explanation:

any of the tubular branching muscular- and elastic-walled vessels that carry blood from the heart through the body. 2 : a channel (such as a river or highway) of transportation or communication especially : the main channel in a branching system