Chapter 35 Word Scramble
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Question | Answer |
List the four components of blood. Component means something that makes up the blood | Red blood cells, white blood cells, platelets, plasma. |
What is the function of Red blood cells? | To transport oxygen around the body. |
What is the function of each of White blood cells? | To fight infection. |
What is the function of each of Platelets? | To clot the blood and stop bleeding. |
What is the function of each of Plasma? | To transport the other parts of blood, nutrients and waste around the body. |
What is the function of the heart? | To pump blood around the body. |
How many chambers are in the heart? | 4. |
Why does the left side of the heart have a thicker wall than the right side? | That is the side of the heart that pumps blood to the entire body. |
What type of blood vessel carries blood towards the heart? | Veins. |
What type of blood vessel carries blood away from the heart? | Arteries. |
What type of blood vessel carries deoxygenated blood? | Veins. |
What type of blood vessel carries oxygenated blood? | Arteries. |
Why do veins have valves? | To stop the back flow of blood. |
What is your pulse? | The feeling of your heart beating. |
What is the average pulse rate for an adult? | 70 beats per minute. |
What effect does exercise on the pulse rate? | Your pulse increases. |
Why does exercise have this effect? | Your body needs more oxygen and the heart has to pump faster to keep up. |
Why does your breathing rate increase when your heart rate increases? | Oxygen is taken in through your lungs and you have to breath faster to get more oxygen. |
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