Drugs-science👩🏾‍🔬

• What must a drug do before it can affect the brain?

  It must first reach the bloodstream.
• How might future knowledge about drugs and the brain impact medicine?

  It could increase possibilities for treating medical problems.
• Why is the relationship between drug use and mental health significant?


  It is an important area of study for understanding addiction and treatment.
• What is a drug?

  A drug is a substance that causes an effect when released into the body.
• What are the categories of drugs mentioned in the study material?

  The categories are legal drugs, illegal drugs, and prescribed drugs.
• What are recreational drugs?

  Recreational drugs are substances that people choose to take for enjoyment.
• What is a common illegal stimulant?

  Cocaine.
• Give an example of a legal stimulant.

  Caffeine found in coffee, tea, and energy drinks.
• How does cocaine affect the risk of heart attack?

  Cocaine dramatically increases the risk of a heart attack.
• Name a common depressant.

  Alcohol.
• Which organ system do recreational drugs primarily affect?

  The nervous system.
• What are neurons?

  Neurons are specialized cells found in the nervous system.
• What is the function of neurons?

  Neurons carry impulses or electrical signals in the nervous system.
• What are the main effects of stimulants and depressants on the body?

  Stimulants:

  • Increase alertness
  • Speed up reactions
  • Raise heart rate and blood pressure
  • Reduce appetite

  
  

  Depressants:

  • Slow down reaction times
  • Decrease stimulation
  • Relax users
  • Make users more sociable