Pregunta:
Why would there be low O2 levels?
Autor: Rena KermRespuesta:
Not enough r.b. cells because bleeding
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3 answer(s) in total
Respuesta alternativas:
Not enough O2 because high altitude( can be affected by the place you live: ppl in Denver have more red blood cells)
Not enough hemoglobin to carry the O2
Autor
Rena Kerm