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Oxygen atoms exit the dody within carbon dioxide molecules through the lungs.
oxygen & carbon dioxide
Oxygen is removed from the alveoli by the cappillaries.
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it is wher the oxygen and carbon dioxide both enters and exit.:)
Isotopes have different numbers of neutrons.
The capillary bed in the lungs is where the oxygen and carbon dioxide are exchanged.
A stomata, which allows for the exchange of oxygen to exit and carbon dioxide to enter.
osmosis
By Nature of it's design : no. The nature of intercourse which would lead you to suspect this effect is actually caused by trauma created by the activity of intercourse to the intestines ( barometric instability ) and thus the protein product would be compelled to exit the intestines being as it was the first in line at the point of that exit.
It may be accompanied by an exit wound, and bleeding may be profuse, depending on the nature of the injury
Oxygen and some water vapor exit the leaves through the stoma of the leaves.