___________________ is the biologically innate and enduring characteristics with which each person is born.

The sleep-wake cycle is ultimately controlled by the part of the brain called the ________.

What is Freud’s term for the unconscious efforts by the ego to deny or distort reality for the purpose of protecting itself when conflict becomes too intense?

________ is the term used to describe the physical, emotional, cognitive, and behavioral responses to events that are threatening or challenging.

The source that a person believes to be exerting control over life’s events is called ________.

Drugs that speed up the functioning of the nervous system are called ________.

A biological cycle, or rhythm, that is approximately 24 hours long is called a(n) ________ cycle.

Chemicals released into the bloodstream by endocrine glands are called ______________.

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