Ch 10 Psych Vocab

  1. motivation
    a need or desire that energizes and directs behavior
  2. instinct
    complex behavior that is rigidly patterned throughout a species and is unlearned
  3. drive-reduction theory
    idea that a physiological need creates an aroused tension state that motivates an organism to satisfy the need
  4. homeostasis
    tendency to maintain a balanced or constant internal state
  5. incentive
    positive or negative environmental stimulus that motivates behavior
  6. hierarchy of needs
    Maslow's pyramid of human needs, beginning at the base with physiological needs that must first be satisfied before higher level safety needs and then psychological needs become active
  7. glucose
    form of sugar that circulates in the blood and provides the major source of energy for body tissues
  8. set point
    point at which an individual's "weight thermostat" is supposedly set.
  9. basal metabolic rate
    body's resting rate of energy expenditure
  10. anorexia nervosa
    eating disorder in which a normal weight person diets and becomes significantly underweight
  11. bulimia nervosa
    eating disorder characterized by episodes of overeating, usually high calorie foods, followed by vomiting, laxative use, fasting, or excessive exercise.
  12. sexual response cycle
    four stages of sexual responding described by Masters and Johnson- excitement, plateau, organsm, and resolution.
  13. refractory period
    resting period after orgasm, during which a man cannot achieve another orgasm
  14. sexual disorder
    problem that consistently impairs sexual arousol or functioning
  15. estrogen
    sex hormone, secreted in greater amounts by females than by males.
  16. testosterone
    most important of the male sex hormones
  17. sexual orientation
    an enduring sexual attraction toward members of one's own sex or the other sex
Card Set
Ch 10 Psych Vocab
Psychology Ch. 10 Vocab