YOU NEED TO KNOW HOW TO:
- Describe the circulatory system as a system of tubes called arteries, veins and capillaries with a pump and valves to ensure one-way flow of blood.
- Describe why it is a "double circulation" system.
- Name the blood vessels that carry blood to and from the heart, lungs, liver and kidneys.
- Describe the structure and function of the heart in terms of muscular contraction and the working of valves.
- Compare the structure and function of arteries, veins and capillaries.
- Investigate and state the effect of exercise on pulse rate.
- Describe coronary heart disease, state possible causes and preventive measures.
- Be able to identify red and white blood cells from diagrams and microscope photographs.
- List the components of blood as red blood cells, white blood cells, platelets and plasma.
- State the functions of blood and the functions of each component in the blood (red blood cells are used for oxygen transport; white blood cells for antibody formation and phagocytosis; platelets for clotting; plasma for transport of the blood cells, digested food, waste material, etc.)
- Describe the transfer of materials between capillaries and tissue fluid.
VIDEOS and LINKS:
1. HEART ANIMATION SHOWING VALVES
2. CIRCULATORY SYSTEM ANIMATION (VERY INFORMATIVE)
3. THE COMPONENTS OF BLOOD (VERY INFORMATIVE)
NEXT CLASS:
- COMPONENTS OF THE BLOOD
- INTRODUCTION TO THE RESPIRATORY SYSTEM
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