An informative title of a journal article includes the:

Malcolm is studying alone in his room late at night when he hears a loud noise downstairs

His heartbeat increases significantly and his breathing becomes shallow. He wonders if a burglar has entered the house and decides to investigate. When he gets downstairs, he discovers his cat has knocked over a plant stand. His body begins to relax and return to normal. Which part of his nervous system is responsible for returning Malcolm to a normal state? A) Spinal cord B) Somatic nervous system C) Sympathetic nervous system D) Parasympathetic nervous system

Lithium salts have proven effective in the treatment of bipolar disorders

a. true b. false