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Lect. 10fear,Suicide
fears, phobias, suicide
Term | Definition |
---|---|
conditioned fear responses aquired more easily for | common fears (snakes, spiders) than for more dangerous things (cars, electrical outlets) |
high cost of constant fear means | sensiltivity to context, not chronic (developmental: 6-24 months-> stranger anxiety; reflects mobility and verbal skills) |
EPM fears must be reliably expressed in developmental period | separtion anxiety from 6 to 20 months |
phobias may result from present | abnormally safe environment lowering threshold |
female phobias twice men's | physical vulnerability of self and offspring may raise sensitivity to dangers; men's rewards greater (hunting, reproduction) |
suicide destroys | classical fitness |
suicide compatibe with inclusive fitness if | reproduction possibility low, burden to kin |
suicide correlated with age, employment, sickness | .013 < 45; .018>65; make sure people feel needed, have mating opporturities |