Transport in Animals- A-level OCR Biology

What are the name of the two major Valves?

What is the important job of valves?

Why is the heart called a cardiac muscle?

What is the cardiac cycle?

How does the cardiac cycle work?

How does pressure change affect the valves?

Why must the heart need coordination?

What starts off initation and control of the heart beat?

How does the atria contract?

How does the ventricles contract?

What is an electrocardiogram?

What type of electrocardiogram are the next three cards?

What is haemoglobin?

How many subunits has Haemoglobin got and what are they made from?

What is a haem group?

How many oxygen molecules can each haem subunit carry?

How is oxygen transported?

How does Oxygen dissociate?

Explain what happens in an oxygen association curve?

What is the difference between fetal and adult haemoglobin?

How is carbon dioxide found in the body?

What side of the heart carries deoxygenated and what side carries oxygenated blood?

What is the role of the septum?

What are the features of the atria?

what are the features of the right and left ventricle?

What is plasma made up of?

How is tissue fluid formed?

What are the processes of the formation of tissue fluid?

How does it return to the blood?

What is the hydrostatic and oncotic pressure like in the blood plasma, tissue fluid and lymph?

What cells, proteins and fats has blood plasma have in it?

What cells, proteins and fats has tissue fluid have in it?

What cells, proteins and fats has Lymph have in it?

What is the difference between hydrostatic and oncotic pressure?