The questions are in the description.

(1) Chose one sensory system (visual, auditory, skin, chemical) and explain how it works. (100 words) (2) How does the stress affect our immune system and our overall health? (100 words) (3) Identify 2 major categories of mental health disorders and give 2 examples of each. (Major depressive disorder and ADHD) (100words) (3) How has the mental health treatment evolved? (125 words)