(1) One possibility is that CO2 narcosis impaired cognitive function.

(2) Specifically, they are compounds that produce narcosis or general anesthesia and relief from pain or analgesia.

(3) The patient was treated in prone position without narcosis

(4) Avoid alcohol or drugs before diving, as this increases the effects of narcosis .

(5) Once you begin on the slippery slope of hypothermia, secondary problems such as narcosis and decompression sickness begin to increase drastically.

(6) Prolonged narcosis was introduced in the 1920s.