Ultimate Guide to Biological Approach (Edexcel AS)
Everything ever for Biological Approach INCOMPLETE
- Created by: Xanthe
- Created on: 21-03-14 10:23
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- Ultimate Biological Approach Revision
- Studies
- Money (1975)
- De Bellis et al. (2001)
- Describe
- Evaluate
- Reliability
- Generalisability
- Application
- Validity
- Ethics
- Aim
- Difference in brain structure
- Age
- Gender
- Difference in brain structure
- Procedure
- 118 volunteers, healthy children and teens, 61m + 57f
- MRI scan each child, practice scan, professional neuroradiologist performed
- Scans were measured according to white and grey matter levels by machine and raters (0.99)
- Results
- Reduction in grey matter 6-17yrs
- Male: 19.1%; Female: 4.7%
- Increase in white matter
- Males: 45.1%; Female: 17.1%
- Reduction in grey matter 6-17yrs
- Conclusion
- Hypothesis proved: there are structural differences for men and women
- Evaluate
- Describe
- Theories
- Key Assumptions
- Behaviour can be explained by biology (genes/hormones)
- Key Issue
- Definitions
- CNS
- Brain and spinal cord; message delivery system
- Synapse
- Gap betwqeen neurones
- Receptor
- Recieve message across synapse
- Neurone
- Cells that recieve and transmit messages
- Neurotransmitter
- Chemical messengers that act between neurones and brain
- Genes
- Biological blueprint
- Hormones
- Chemical messages secreted by cells or glands
- Brain Lateralisation
- A term for considering the two halves of the brain seperately
- CNS
- Studies
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