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Questions and Answers
How long does the heart rest in one second?
How long does the heart rest in one second?
- 1/4 of a second
- 6/11 of a second (correct)
- 1/2 of a second
- 1 second
Approximately how long do the lungs and respiratory muscles rest per day?
Approximately how long do the lungs and respiratory muscles rest per day?
- Six hours
- Three hours (correct)
- Twelve hours
- One hour
How many times does the heart contract per minute?
How many times does the heart contract per minute?
- Ninety or a hundred times
- Thirty or forty times
- Sixty or seventy times (correct)
- Fifty or sixty times
What is the only form of complete and general rest?
What is the only form of complete and general rest?
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Which type of rest has useful practical bearings?
Which type of rest has useful practical bearings?
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What is more especially the exercise of the brain worker?
What is more especially the exercise of the brain worker?
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