Damage varies due to volume ingested, timing during pregnancy, peak blood alcohol levels, genetics and environmental factors. All will suffer varying degrees of effects, ranging from mild learning disabilities to major physical, mental and intellectual impairment. It takes very little alcohol to cause serious damage. Alcohol is toxic at all concentrations. The brain damage which occurs The brain's Frontal Lobes control judgment, inhibition, concentration, self-control, conscience, personality and emotional traits as well as cognition and memory, motor speech and movement skills.
Memory here is visual, auditory and spatial.
So, the Left side is logic, facts, rules . The Right side is sensory input and reactive . The Corpus Callosum connects right and left sides to allow communication between the hemispheres. Damage to any of these systems causes very poor, inappropriate response. It is not to replace professional medical, legal, nutritional or educational counsel.