биология
The Effects of Alcohol, Tobacco, and Drugs
Lesduur is: 45 minOnderdelen in deze les
The Effects of Alcohol, Tobacco, and Drugs
What do you already know about how alcohol, tobacco, and drugs affect your nervous system?
Learning Objective
At the end of the lesson you will be able to explain how alcohol, tobacco, and narcotic substances affect the structure and function of the human nervous system.
What Is the Nervous System?
The nervous system controls and coordinates body functions and responses. It consists of the brain, spinal cord, and nerves.
How Alcohol Affects the Nervous System
Alcohol slows down brain activity, impairs coordination and memory, and can damage nerve cells with long-term use.
The Impact of Tobacco and Nicotine
Long-Term Outcomes
Nicotine stimulates the nervous system, increases heart rate, and creates addiction quickly.
Nicotine's Short-Term Effects
Continued use harms blood vessels in the brain, leads to increased stroke risk, and may cause nerve damage.
Effects of Narcotic Substances
Narcotics disrupt brain signals, can cause hallucinations, change moods, and destroy nerve pathways over time.
Why Is Protection Important?
Protecting your nervous system helps you think, learn, and move efficiently. Avoiding harmful substances ensures healthy brain and body growth.
Healthy Choices for a Strong Nervous System
Choose a healthy lifestyle by eating well, getting enough sleep, exercising, and avoiding alcohol, tobacco, and drugs.
Write down 3 things you learned in this lesson.
Write down 2 things you want to know more about.
Ask 1 question about something you haven't quite understood yet.
