Explain the processes involved when drugs such as cocaine, marijuana, mescaline or alcohol enter the brain. You may draw a diagram to amplify your explanation.

Explain the processes involved when drugs such as cocaine, marijuana, mescaline or alcohol enter the brain. You may draw a diagram to amplify your explanation.

Write: Make sure you directly and completely address the discussion forum question(s)/topic. Make sure to use proper grammar, punctuation, and proper APA citation, when writing your initial post.