____ is a neurotransmitter that participates in the processing of mood, appetite, and sleep

Which one of the following was not included in Maslow's hierarchy of needs?

A) esteem B) dominance C) safety D) self-actualization

The mental function of ________ remains a great mystery to neuroscientists

a. unconsciousness b. preconsciousness c. consciousness d. nonconsciousness e. semiconsciousness