4781982
Description
Flashcards by Ahmed Almohammed, updated more than 1 year ago
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Created by Ahmed Almohammed
over 8 years ago
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| Question | Answer |
| What does Repiration refers to ??? | It refers to as a series of chemicals changes that take place in cells to release energy. |
| What is Respiratory System? | |
| How does the Respiratory sytem works?? | Your respiratory system takes in air and extracts oxygen from it. |
| where does the air go when you breathe? | It may go through your mouth, but most of it come in through your nose. |
| Where in the respiratory system, the air gets warmed and moistened? | Nasal cavity |
| What happens during respiration in the nostrils? | The large dust particles are filtered out as they pass through the nostrils. |
| What is trachea? | The tube that carries air from the nose and mouth into the chest cavity. |
| What keeps your trachea from collapsing as you breathe in the air? | Cartilage |
| What is alveoli? | alveoli are the microscopic cluster of sacks and about 500 million of them make up our lungs. |
| What do alveoli provide? | The alveoli provide large surface are that allows gases to be exchanged easily between the lungs and the bloodstream. |
| Draw an image of the respiratory system ~~~~~~~~~~~~~))) | |
| Explain the walls of the alveoli. | Walls of the alveoli are only one cell thick and they are surrounded by tiny blood vessels called capillaries. |
| Illustrate the process of Diffusion. | |
| What happens when you breathe in the air? | The muscles between your ribs contract, this pull the rib cage in and out. Also, the diaphgram, seperate the chest from the abdomen (contracts and flattens) |
| Breathing in and out (NEXT SLIDE) | |
| How does respiration begin? | It begins once the oxygen and glucose are together in a cell, these two chemicals react together to produce carbon dioxide and water, and energy is then released. |
| Write the word equation for respiration. | |
| Why do we require too much oxygen and glucose? | The more energy your body requires, the faster this reaction has to take place, and therefore, more oxygen and glucose are required. |
| What happens when you consume more energy than your body requires? | The excess nutrients are converted into fat and stored in a layer under your skin, this eventually will lead you to become overweight |
| What happens when you take less energy than what your body requires? | You use up any fat stores and lose mass. It's not a problem if you have extra mass to lose. |
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