Typical central nervous system responses when an individual has drunk five or more alcoholic beverages or has a blood alcohol content of 0.20% within a 4-hour period include:
a. Thought, restraint, reaction time, and judgment are slowed, and the individual usually is more at ease socially
b. The entire motor area of the brain is depressed; individual is staggering, easily angered, and emotional and feels fatigued
c. Comatose, medullary area of the brain is severely depressed, and respiratory failure can result in death
d. Confused, unresponsive to most external stimuli; loss of ability to control involuntary responses and decreased vital signs
B
These responses can vary somewhat among individuals. Slowed reaction time usually is seen with one or two drinks, or with a blood alcohol content of 0.05%; a comatose state occurs with seven or more drinks or 0.40% to 0.50% blood alcohol content; and confusion and unresponsiveness to most external stimuli occur with six to seven drinks or a blood alcohol content of 0.30%.
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