6 Questions
How long does the heart rest in one second?
6/11 of a second
Approximately how long do the lungs and respiratory muscles rest per day?
Three hours
How many times does the heart contract per minute?
Sixty or seventy times
What is the only form of complete and general rest?
Sleep
Which type of rest has useful practical bearings?
Partial rest
What is more especially the exercise of the brain worker?
Exercise of the brain worker
Test your knowledge of the rest and exercise patterns of the heart and lungs with this quiz. Challenge yourself with questions on the specific durations of rest and activity for these vital organs.
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