welcoming - definition and synonyms. What are red words? 90% of the time, speakers of English use just 7,500 words in speech and writing. These words appear in red, and are graded with stars. One-star words are frequent, two-star words are more frequent, and three-star words are the most frequent.
Two groups of patients were compared: one of patients with traumatic brain injury (TBI) and one of patients with anoxic brain injury (AnBI) â damage caused when the brain receives inadequate oxygen for several minutes or longer (brain cells begin to die after approximately four minutes without oxygen).
1 Anoxic brain injuries are caused by a complete lack of oxygen being provided to the brain, which results in the death of brain cells after approximately four minutes of oxygen deprivation.  Hypoxic brain injuries are brain injuries that form due to a restriction on the oxygen being supplied to the brain.