Chapter 11 Flashcards
Motivation
psychological and biological relations of which cause us to act towards potential goals
Drives
stimulation that our brain generates to push us to address basic biological needs
allostasis
processes that allow us to develop a state of readiness for anticipated future demands on our biological systems.
Detecting glucse
glucostats in hypo.
low glucose –> hypo stim feelings of hunger –> we eat, expansion of intestines –> CCK –> enough cck = full
unit bias
the bias to behave as though the amount of food we receive is just the right amount for us to achieve satiation.
social facilitation
eating more because of the behaviour and expectations of other people.
ex: eating less would offend a dinner host
minimal eating norm
social contexts that discourage very much eating.
ex: on a date
modeling
when the behaviours of other during a social event causes us to restrain our appetite.
increase in obesity and overweight
20 and 60
reproduction suppression hypothesis
eating disorders = low body fat = amenorrhea
sex drive
the human need for sexual contact, biological need, = libido
alfred kinsey
studied human sexuality
kinsey scale: homosexuality and heterosexuality are two extremes of sexual orientation continuum.
William Masters and Virginia Johnson
studied physiological responses to having sex
had volunteers have intercourse.
- continuous sexual response cycle for m and f.
- excitement
- plateau
- orgasm
- resolution
female vs male cycles
females have more variation because they do not reach orgasm as often.
21-32% do not, whereas for males this is only 2%
also because females can orgasm more than once without a refractory period.
psychological experience is the same tho.
hypothalamus
generates the orgasm and secretes oxytocin after.