Temporarily intoxicating ___ of plant origin may have the permanent damaging effect on the human nervous system.
Temporarily intoxicating drugs of plant origin may have the permanent damaging effect on the human nervous system.
Temporarily intoxicating drugs of plant origin
(a) What is the function of our nervous system?
(b) What are the main organs of the human nervous system? Draw a labelled diagram to show the main organs of the human nervous system.
(c) How does the human nervous system work? Explain.