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Chapter 9 test SCI8
| Question | Answer |
|---|---|
| Combien de litres es que ton coeur pompe de sang chaque minutes | 4 litres |
| What is the average heart beats per minute | 70 |
| If your 80 years old how many times has your heart beaten | 3,000,000,000 times |
| What is the approximate size of your heart | the size of your fist |
| What is the more recent way of taking pictures of the heart | 64/Ct scanner ou le tomodensitometre |
| What are the 4 chambers in the heart | 2 oreilletes and 2 ventricules |
| What does the oreilettes do | Allow blood to pass thru and go to the heart |
| What do ventricules do | Allow blood to pump out of the heart |
| Why is the muscle beside the left ventricule | Because the right side only pumps blood to the lungs where the left pumps blood to the rest of the body |
| what do the valves do | Controls the bloodflow in the heart |
| Wht is the length of all your blood vessels lined up end to end | 100 000 km |
| wHAT IS THE Largest ARTERY IN THE BODY | aorta |
| What is the width of the aorta | 25mm |
| What is the diameter of the arterials | 0.5mm |
| What function does the blood serve | Transfers oxygen nutrients and water to cells then transports bad things away from cells |
| How many litres of blood in the body | 5 litres |
| 55% percent of your blood is what | Plasma |
| What is the other 45% made of | Red blood cells white cells and plaquettes |
| What is a clear yellowish fluid that contains proteins minerals and substances in the bloodstream | Plasma |
| How many blood cells does your heart produce in a second | 2 000 000 |
| What do red blood cells do | Transport oxygen |
| What are red blood cells made of | Bone mural and fatty tissues |
| Within each red blood cll what are the protein particles called | hemogloben |
| What is the primary function of white blood cells | Defending your body from cancer and infection |
| How many blood cells are there in a drop of blood | 5 000 to 11 000 |
| What is the primary function of platelets | to make clots in the bloodstream |
| How many platelets are in a drop of blood | 200 000 to 400 000 |
| What is bigger red or white blood cells | White blood cells |
| What do celia and mucus do | It is filtered by the two and warmed |
| What is the avioles and what do they do | They are tiny air sacks that keep the oxygen that will soon exchange and create the process of breathing |
| Where does the exchange of carbon dioxide and oxygen happen | the aviole |
Created by:
alexwolfe
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