Topic 6 Cont’d – 6.2 The Transport System

Draw and label a diagram of the heart showing the four chambers, associated blood vessels, valves, the route of blood through the heart, and the relative thickness of the heart walls of each chamber

Label this!

State that coronary arteries supply the heart with oxygen and nutrients

Outline the control of the heartbeat in terms of myogenic muscle contraction, the role of the pacemaker, nerves, the medulla of the brain and epinephrine (adrenaline)

Explain the relationship between the structure and function of arteries, capillaries, and veins

Figure 42.9 Blood flow in veins

State that blood is composed of plasma, erythrocytes, leucocytes (phagocytes and lymphocytes) and platelets and that blodd transports – nutrients, O2, CO2, hormones, urea, antibodies, & heat

Figure 42.14x Blood smear