As skeletal muscles contract, blood is forced along the veins to the heart.
contraction and relaxation of the heart muscles
upper chambers of the heart
coranary circulation
Veins are responsible for the movement of deoxgenated blood from the heart
When your heart beats it moves blood and the movement of blood is ur pulse
lymph
Smoking constricts the veins and the blood thickens, so the heart is affected by both the movement of blood and clots form causing a heart attack.
Heart - arteries - capillaries - veins - heart - lungs - back to the beginning. (All the blood every minute [at rest].) pulmonary circulation
its coranary circulation
diastole
This means that there is blood in the pericardial sac which is around the heart. This problem restricts the natural movement the heart makes when contracting and relaxing.
Two many functions of the circulatory system are the movement of nutrients and oxygen to the tissues, and movement of wastes from the tissues to the excretory system. The main organs are the heart and blood vessels.