Once alcohol is in the bloodstream, which of the following best describes how it is distributed throughout the body?

• A. It is excreted from the body before it can have any psychological effects.
• B. It is carried by the blood to all organs and tissues, affecting the central nervous system.
• C. It is immediately broken down by the liver before reaching the brain.
• D. It remains only in the digestive system and does not reach other organs.

Answer: (B)

Verified step by step guidance

1. Understand that when alcohol enters the bloodstream, it is transported throughout the body via the circulatory system.
2. Recognize that the blood carries alcohol to various organs and tissues, including the brain, which is part of the central nervous system.
3. Know that alcohol affects the central nervous system by altering brain function, which leads to its psychological effects.
4. Be aware that the liver metabolizes alcohol, but this process occurs after alcohol has circulated through the body and reached the brain.
5. Conclude that alcohol is not confined to the digestive system nor is it excreted before it can have effects; instead, it is distributed by the blood to all organs and tissues.