Define artery and veins
Arteries and veins(also called blood vessels) are tubes of muscle that blood flows throw.Throw arteries blood flow from the heart to the rest of the body.Veins push blood
back to heart.
Arteries and veins(also called blood vessels) are tubes of muscle that blood flows throw.Throw arteries blood flow from the heart to the rest of the body.Veins push blood
back to heart.
Comments
Post a Comment