Week 11 Flashcards
3 brains
Basal Ganglia - archaic brain
Limbic system- old brain
The corex - new brain
Basal ganglia
Archaic brain
Intellectual behaviour
Defending territory
Keeping safe
ADHD
OCD
Tardive dyskinesia
Parkinsons
Limbic system
Old brain
Mood
Memory
Hormone production
Cognitive
Attention
Fear
Fight
Flight
Anger
Controls endocrine Temp Hunger Thirst Sex arousal Sleep/wake cycle
The cortex
New brain
Higher cognition Abstract thought Usage of tools Language Social behaviour
*Most complex object in the universe
Neurons
For:
Movement Perception Sensation Language Thinking
Brain = 100 billion neurons
Pass very small electrical charge from dendrites - to cell body - to axion
Parts of neuron
Dendrites
Cell body
Axon
Dendrites
Take in information
It either:
Conduct electrical charge (excite)
Don’t conduct it (inhibit)
Axon
Sends out information
Glia
Glue
Help provide structure to the brain
Brains immune system
*brains cur off from the rest of the body’s immune system
1 glial cell - forms insulating fatty myelin sheath for each cell
Other 2 - clean up debris - protect brain from potential dangerous organism and chemicals
Neurotransmitters
Chemical messengers
- pass from dendrite of one neuron to axon of another
Most psychoactive drugs work on neurotransmitter concentration
Classification System of psychiatric/mental disorders
- ICD -10
- International classification of diseases - DSM IV
- diagnostic and statistical manual of mental disorders
ICD 10
International standard diagnostic classification for all epidemiological and many health management purposes.
Published by WHO
Now in 10th revision
Consists of 10 main groups
DSM IV
18 classes
Most terms linked to ICD
Uses 5 axis model for the development of treatment options and prognoses
Self stigma
You believe u are weak or damaged bcos of an illness like depression
- can be harmful, prevent u from seeking or receiving treatment
DSM IV TR
Criteria for diagnosis
Include symptoms
Duration of symptoms
Evaluation of functional impairment
