Search found 3 matches

by Serwab
Mon May 21, 2018 10:53 am
Forum: Human Biology
Topic: respiration of human body
Replies: 7
Views: 16610

Re: respiration of human body

The air that is inhaled is about 20-percent oxygen, and the air that is exhaled is about 15-percent oxygen, so about 5-percent of the volume of air is consumed in each breath and converted to carbon dioxide. Therefore, a human being uses about 550 liters of pure oxygen (19 cubic feet) per day. The ...
by Serwab
Mon May 21, 2018 10:52 am
Forum: Human Biology
Topic: respiration of human body
Replies: 7
Views: 16610

Re: respiration of human body

The air that is inhaled is about 20-percent oxygen, and the air that is exhaled is about 15-percent oxygen, so about 5-percent of the volume of air is consumed in each breath and converted to carbon dioxide. Therefore, a human being uses about 550 liters of pure oxygen (19 cubic feet) per day. The ...
by Serwab
Mon May 21, 2018 10:50 am
Forum: Human Biology
Topic: respiration of human body
Replies: 7
Views: 16610

Re: respiration of human body

The average adult at rest inhales and exhales something like 7 or 8 liters (about one-fourth of a cubic foot) of air per minute. That totals something like 11,000 liters of air (388 cubic feet) in a day. The average adult at rest inhales and exhales something like 7 or 8 liters (about one-fourth of...