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Circulatory system
| Question | Answer |
|---|---|
| Four components of blood | Plasma, red blood cells, white blood cells and platelets |
| Liquid part of the blood | Plasma |
| Fight infection | White blood cells |
| Carry oxygen around the body | Red blood cells |
| Where red, white blood cells and platelets are made | Bone marrow |
| Carry blood away from the heart | Arteries |
| Carry blood to the heart | Veins |
| Prevent backflow of blood in veins | Valves |
| Organ that pumps blood all over the body | Heart |
| Allows materials to pass in and out of blood due to the pores on their walls | Capillaries |
| The muscle the heart is made from | Cardiac muscle |
| Blood is pumped in this blood vessel by the heart so blood is under high pressure | Artery |
| Blood is not pumped in this type of blood vessel and flows back to the heart | Veins |
| This blood vessel has valves to prevent the backflow of blood | Veins |
| The lower chambers of the heart are called | Ventricles |
| Upper chambers of the heart are called | Atriums |
| The wall of the heart that separates the right side of the heart from the left | Septum |
| Right side of the heart pumps blood to the | Lungs |
| Left side of the heart pumps blood to the | Body |
| Which side of the heart has more muscle | Left side |
| The side of the heart that has oxygenated blood | Left side |
| The type of blood vessel where you can find a pulse | Artery |