Hypoxia or anoxia or lack of oxygen could affect his memory.
Employing our feeble energies in turns, we dig a trench in the sand where I hope to find the anoxia.
There they encountered the larvae of the Cetonia, the Oryctes, the anoxia, succulent morsels on which to rear their families.
I told myself: When I can't read the numbers any more I'll know my vision is blurring from the beginning of anoxia.
What must have happened is that the suit ran out of oxygen, and I lost consciousness due to anoxia.
There was no cerebral response, that is the pupils remained dilated and fixed; there was evidence of anoxia.
anoxia an·ox·i·a (ān-ŏk'sē-ə, ə-nŏk'-)
The absence or reduced supply of oxygen in inspired gases, arterial blood, or tissues.