Dictionary » R » Respiration

Respiration

Definition

noun, plural: respirations

Any of the various analogous processes by which there is an exchange of gases.


Supplement

It may be associated with:


Word origin: Middle English respiracioun, from Latin respiratio, from respirare.

Related forms: respire (verb), respirational (adjective).
Related terms:

Synonym: breathing.


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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.

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by Kerenaae
Thu Jan 08, 2015 1:36 pm
 
Forum: Human Biology
Topic: respiration of human body
Replies: 2
Views: 1042

respiration of human body

... the depth of each breath. Obviously some breaths inhale more air than others and inhalation can range between ~400ml to ~5L. The efficiency of respiration also reduces with age and is reduced in smokers. Anyway, to give you an answer: if we worked with an average resting breath of around 350ml ...

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by BasicBiology
Sun Nov 16, 2014 7:16 pm
 
Forum: Human Biology
Topic: respiration of human body
Replies: 2
Views: 1042

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 a...

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by angel92
Wed Nov 12, 2014 2:52 pm
 
Forum: Human Biology
Topic: respiration of human body
Replies: 2
Views: 1042

Stomata remain closed at night then respiration

... CO2 can still diffuse out of plant tissue when stomata are closed at night plus plants can reduce their metabolism to reduce the rate of respiration during the night.

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by BasicBiology
Wed Nov 05, 2014 9:35 pm
 
Forum: Physiology
Topic: Stomata remain closed at night then respiration
Replies: 4
Views: 2402

Re:

... outcompete the ones with slow growth. Given that aerobic organisms *generally* have faster growth rates because ATP production is greater from respiration than from fermentation, aerobic organisms should grow faster and outcompete the others. ...so yeah, I appreciate the comments, but this ...

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by sosippus
Wed Sep 24, 2014 7:44 pm
 
Forum: Microbiology
Topic: Oxygen requirements of eukaryotes
Replies: 7
Views: 4543
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