OptiHealth Institute

Therapeutic Lifestyle Certificate

3. Air

"Fresh air keeps the doctor poor." -- Danish Proverb

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This quiz is "open book." You may refer to the Video & Notes.

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1. What percent of the air is oxygen? *

A. 21% B. 50% C. 79%

1. The correct answer is: A

2. What is the best air to breath for optimal health? *

A. Oxygen-poor, Positively-charge B. Oxygen-poor, Negatively-charged C. Oxygen-rich, Positively-charged D. Oxygen-rich, Negatively-charged

2. The correct answer is: D

3. Negatively-charged ions have 2 "missing" electrons and are known as: *

A. Angry ions B. Sad ions C. Happy ions

3. The correct answer is: C

4. How much more negatively-charged ions are found in the "wild, natural outdoors" than in a typical home or office? *

A. 2 times more B. 5 times more C. 10 times more

4. The correct answer is: C

5. Breathing air with a high concentration of negatively-charged ions results in: *

A. Improved mood B. Increased energy C. Better sleep

Mark all that apply.

5. The correct answer is: A, B, C

6. Breathing air with a high concentration of positively-charged ions results in more anxiety and depression. *

A. True B. False

6. The correct answer is: A

7. Which of the following are key points for getting more clean, fresh air? *

A. Spend more time outdoors each day B. Frequently take 3-5 very deep breaths C. Open your windows at night D. Grow indoor plants

Mark all that apply.

7. The correct answer is: A, B, C, D

8. Where would you find oxygen-rich air with high concentrations of negatively-charged ions? *

A. Beaches B. Amusement Parks C. Forests D. Theaters E. Mountains

Mark all that apply.

8. The correct answer is: A, C, E

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