What term describes the loss of consciousness caused by a lack oxygen in air that is breathed in?

The term that describes the loss of consciousness caused by a lack of oxygen in the air that is breathed in is Hypoxia. Hypoxia occurs when the body is deprived of oxygen, which can lead to a variety of symptoms, including confusion, dizziness, and nausea. If left untreated, hypoxia can cause unconsciousness and even death.