p947-948 10 questions and indexed; 47-3 vocab

p947-948 10 questions and indexed; 47-3 vocab - without...

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Joseph Leonard – 4/9/08 – p947 – 948 10 questions and indexed; 47-3 vocabulary 1. 947 – 1 How many oxygen molecules can one hemoglobin carry? 2. 947 – 2 Why does carbon dioxide diffuse out of the cells into the blood? 3. 947 – 2 About what percent of the carbon dioxide dissolves in the plasma? 4. 947 – 2 What does 67 percent of the carbon dioxide do in the blood? 5. 947 – 3 What is the process of taking air into the lungs? 6. 948 – 1 What happens when the diaphragm flattens? 7. 948 – 2 What occurs during the process of expiration? 8. 948 – 3 What does the rate at which oxygen is used depend on? 9. 948 – 4 What controls the rate of breathing? 10. 948 – 4 Which mechanism allows humans to swim underwater and to sleep
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Unformatted text preview: without concern for breathing? 47-3 alveolus – one of the tiny air sacs found in the lungs bronchiole – a small tube that branches from the bronchi within the lungs bronchus – one of the two branches of the trachea that enter the lungs epiglottis – a flap of tissue that covers the trachea expiration – the process in which air is forced out of the lungs external respiration – the exchange of gases between the atmosphere and the blood inspiration – the process of taking air into the lungs internal respiration – the exchange of gases between the blood and the cells of the body larynx – the voice box that houses the vocal cords trachea – the tube that connects the pharynx to the lungs...
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This note was uploaded on 12/09/2009 for the course CHEM 204 taught by Professor Donnegan during the Spring '08 term at Alabama.

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