Award Best Answer. Once your question has been posted for at least 1 hour and has at least one answer, click on 'Award Best Answer' button next to your chosen answer. 1  Upload failed. 2  Please upload a file larger than 100x100 pixels. 3  We are experiencing some problems, please try again.
Alcohol dilates peripheral blood vessels, but has been known to actually. constrict some blood vessels in the brain, lowering the oxygen content. Alcohol dilates peripheral blood vessels, but has been known to actually  constrict some blood vessels in the brain, lowering the oxygen content.
The higher alcohol content the thinner your blood will get. This is because when you drink alcohol, the moment it hits your blood stream it turns into sugar which â¦ will thin your blood. When your blood is thinned beyond a certain point it can become hard to keep your self upright, make good decisions, use common sense, or process thoughts. This is the effect of being drunk or drunkness. That is why the higher alcohol content the faster you can get drunk. That is why it can be fatal to drink beyond a certain point (the thinner your blood is the harder the heart works to pump the blood and the less oxygen that gets to your brain.