sci triv wk6 Word Scramble
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Question | Answer |
What is respiration | process of inhaling and exhaling |
What percentage of the air you inhale is composed of oxygen | 20.9% |
What happens to the diaphragm when you breathe | the diaphragm contracts and moves down |
What is the scientific word for wind pipe | trachea |
The nose (nasal cavity) is the first part of the respiratory system. When you breathe in, what happens to the air when it enters the nasal cavity | nasal cavity cleans the air and filters it from dirt and dust |
What are the bronchi | tubes that lead to the lungs, clean and moisten the air we breathe |
What do the alveoli do | air sacs, allow oxygen to pass from lungs into your blood vessels |
Why does the pharynx need to have cilia | to trap dirt that wasn't captured by the nasal cavity |
What gas is released during respiration | carbon dioxide |
The air that we inhale and exhale is composed mostly of what gas | nitrogen 79% |
Created by:
rhgoldie
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