![]() If oxygen levels in the blood drop sufficiently before CO2 levels trigger the need to breathe, the swimmer will become unconscious. In fact, oxygen levels can be depleted more quickly if the swimmer is moving or swimming rather than remaining stationary. This, however, does not mean that the swimmer does not need oxygen. With less CO2 a swimmer will not feel a need to take a breath as quickly and can remain under water longer. CO2 is responsible for triggering the need to breathe. This works because it decreases the level of CO2 in the blood. This is done in an attempt to remain underwater for a longer period of time. Hyperventilation is a series of deep breaths followed by forced exhalation prior to breath-holding. What it hyperventilating & extended breath holding:
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |