1. Transport System POINTS TO REMEMBER FROM PREVIOUS CLASS
What is the function of the circulatory system?
What is being circulated?
WHY?
What are the major structures of the circulatory system?
TODAY’S FOCUS – HEART AND BLOOD VESSELS

2. body
Aorta
lungs
Pulmonary Artery
Vena Cava
Pulmonary Vein
Right Atrium
Left Atrium
Right Ventricle
Left Ventricle
blood flow

3. beating heart pulmonary artery (to left lung) aorta superior vena cava
left atrium
pulmonary artery (to left lung)
semilunar valves
pulmonary veins (from left lung)
atrioventricular valve
left ventricle
thicker muscle of left ventricle
descending aorta (to lower body)
right ventricle
inferior vena cava
superior vena cava
pulmonary artery (to right lung)
pulmonary veins (from right lung)
right atrium
beating heart
Figure taken from Biology, Life on Earth 10th Ed. Pearson

4. lung capillaries atria ventricle body capillaries
Figure taken from Biology, Life on Earth 10th Ed. Pearson

5. capillary network arteriole venule cross section capillary valve
smooth muscle
connective tissue
artery
vein
Figure taken from Biology, Life on Earth 10th Ed. Pearson

6. jugular vein
aorta
superior vena cava
carotid artery
lung capillaries
pulmonary artery
heart
kidney
femoral vein
intestine
inferior vena cava
liver
femoral artery