I believe these are what it means.
• Stimulants
• Depressants
• Hallucinogens
• Opioids
... That’s a few, hope it helped !
Answer:
The answer is true.
Explanation:
Your heart has 4 chambers. The upper chambers are called the left and right atria, and the lower chambers are called the left and right ventricles. A wall of muscle called the septum separates the left and right atria and the left and right ventricles.
