Found this interesting:
BAC = Blood Alcohol Content (I think its content, I could be wrong)
# Euphoria (BAC = 0.03 to 0.12 percent)
* They become more self-confident or daring.
* Their attention span shortens.
* They may look flushed.
* Their judgement is not as good -- they may say the first thought that comes to mind, rather than an appropriate comment for the given situation.
* They have trouble with fine movements, such as writing or signing their name.
# Excitement (BAC = 0.09 to 0.25 percent)
* They become sleepy.
* They have trouble understanding or remembering things (even recent events).
* They do not react to situations as quickly (if they spill a drink they may just stare at it).
* Their body movements are uncoordinated.
* They begin to lose their balance easily.
* Their vision becomes blurry.
* They may have trouble sensing things (hearing, tasting, feeling, etc.).
# Confusion (BAC = 0.18 to 0.30 percent)
* They are confused -- might not know where they are or what they are doing.
* They are dizzy and may stagger.
* They may be highly emotional -- aggressive, withdrawn or overly affectionate.
* They cannot see clearly.
* They are sleepy.
* They have slurred speech.
* They have uncoordinated movements (trouble catching an object thrown to them).
* They may not feel pain as readily as a sober person.
# Stupor (BAC = 0.25 to 0.4 percent)
* They can barely move at all.
* They cannot respond to stimuli.
* They cannot stand or walk.
* They may vomit.
* They may lapse in and out of consciousness.
# Coma (BAC = 0.35 to 0.50 percent)
* They are unconscious.
* Their reflexes are depressed (i.e. their pupils do not respond appropriately to changes in light).
* They feel cool (lower-than-normal body temperature).
* Their breathing is slower and more shallow.
* Their heart rate may slow.
* They may die.
# Death (BAC more than 0.50 percent) - The person usually stops breathing and dies.