• A

• B

• C

• D

• A

• B

• C

• D

Circulation involving the lungs is called...

• Pulmonary Circulation
• Cutaneous Circulation
• Systemic Circulation
• Cardiac Convendency 

Identify part numbers 3 and 5.

• 3: right atrium; 5: aorta

• 3: left atrium; 5: aorta

• 3: right atrium; 5: pulmonary artery

• 3: left atrium; 5: pulmonary artery

what is A

• SA node

• AV node

• bundle of His

• purkinje Fibre

The Bohr Effect/Shift moves the oxygen saturation curve in what direction

• up and left

• down and right

• down and left

• up and right

At the highest partial pressures of oxygen, the saturation of oxygen slows down because

• the haemoglobin becomes saturated

• the haemoglobin becomes denatured

• the haemoglobin is too cold

• the oxygen is displaced by carbon dioxide

The pigment that gives Red blood cells its colour is ____________

___________ are the largest blood cells

The largest Artery in the body is the _________