2.69: Understand the General Structure of the Circulation System, including the Blood Vessels To and From the Heart and Lungs, Liver and Kidneys

CIRCULATORY SYSTEM: System composed of Heart, blood vessels and blood that delivers nutrients and other essential materials to cells, whilst removing waste products
s

• System of Tubes (Arteries, Capillaries and Veins)
• Pump (Heart)
• Valves (to ensure unidirectional blood flow)

STRUCTURE OF CIRCULATORY SYSTEM:
s

                                         
s

Diagram showing the Structure of Circulatory System

WORDS ASSOCIATED WITH STRUCTURE

ORGAN	TOWARDS ORGAN	AWAY FROM ORGAN
LUNG	Pulmonary Artery	Pulmonary Vein
LIVER	Hepatic Artery	Hepatic Vein
KIDNEY	Renal Artery	Renal Vein