Biological approach Flashcards
what are the three main explanations for behaviour according to the biological approach?
- biological structure (brain)
- chemicals (neurotransmitters and hormones
- genetics
finish the sentence:the genes we inherit from parents provide the ….. for our brains and ….
BLUEPRINT / BODY
what does cordance rate mean?
measures the likelihood of two people who are closely related having the same disorder
what is the name of the warrior gene ?
MAOA
the warrior gene is found in what gender?
men
the warrior gene prepares men for what kind of response? (hint: f and f)
flight or fight
finish the sentence: in order to operate properly, the brain relies in …… called …… and …… in order to function properly
CHEMICALS / HORMONES / NEUROTRANSMITTERS
hormones and neurotransmitter do what?
send chemical signals to the brain and nervous system
too much or too little of chemicals for brain can cause it to…
not function properly
schizophrenia is caused by an excessive amount of ?
dopamine
low levels of serotonin are associated with?
depression
biochemistry cannot prove …
cause and effect
why can biochemistry prove cause and effect (Provide an example)
those with schizophrenia have been seen with both increase and decrease dopamine
what is a diathesis ?
the idea that inherited characteristics, biological process and early childhood experience create a predisposition for a psychological disorder
whether or not someone gets a disorder depends on how much …. they encounter
STRESS
