Opium, once a person is "high," it causes a chemical imbalance in the brain and make on feel, relaxed, at ease, lost, even paranoid if the drug abuse has been going on for a while.
It will affect your lungs and breathing.
As is progresses, bulimia can affect virtually all of the systems in the body.
everything
It delivers blood to the other systems.
Your teeth and your gums; nervous and excretory systems.
Anorexia can (and does) affect all systems and parts of the body.
the lymphatic system
Opium comes from a plant. Your body cannot produce it.
The nervous system is the central control that sends nerve signals throughout the body for other systems to regulate.
Yes
circulatory
The Nervous System.