Alcohol begins to affect the body: Do you currently have car insurance? Insurance is mandatory to drive in Ohio Yes I have insurance. But please show me your best quotes. No, please help me find the best insurance. Question Alcohol begins to affect the body: Answers Within minutes of being consumed. About an hour after being consumed. About two hours after being consumed. Explanation Alcohol does not need to be digested to enter the bloodstream. It is able to reach the brain and begin to affect the drinker's body within minutes of being consumed. This questions appears in the following tests: Alabama Motorcycle Practice Test 24 Alabama Motorcycle Practice Test 3