Biological Approach

Biological Approach| PY1 PY1 | Model answers for biological approach | Sumi Prasobh AS Level| 1a) Outline two effronterys of the biological approach (4 marks) unmatchable assumption of the biological approach is that our personalities and behaviors be biologically situated. examen ground research set that were a produce of our headlandiac structure. The balance of neurotransmitters, such as dopamine and adrenal glandine has at one time been found to affect our caprice, thoughts and personalities. For example Hans Selye found that both earthly concern and animals are biologically determined to react in the selfsame(prenominal) predictable way to the threat of a stressor for aiding survival. Another assumption is that sealed regions of the brain determine certain behaviors. The cerebral cerebral mantle has been found to affect our thought and the prefrontal cortex is associated with mood and emotions. It has been supported by favorite scans and MRI scans which have been use to objectively measure the changes in neuronal activity of the brain before and after psychosurgery. 1b) thread Selyes General interpretation Syndrome (8 marks) Selyes General reading Syndrome (GAS) explains the bodys king to cope with a item stressor. Stress refers to the psychological and physiological responses which occur when we perceive a threat and dont have the resources to cope with it. These threats are known as stressors. in that respect are 3 coiffures: the fright reaction stage, the resistance stage and the exhaustion stage. The alarm reaction stage is where the autonomic vile system is activated, triggering the entreat or flight response. Dilated pupils, saliva forbiddance and faster musical rhythm are examples of what happens to the body during this stage to alter us to puddle for action, whether it be to fight or to numeration away from the threat. The adrenal glands secrete adrenaline, sustainmenting the body marvellous for a protracted period of time. The resistanc! e stage is where hydrocortisone is released into the blood to keep the body in a...If you want to begin a copious essay, order it on our website: OrderCustomPaper.com

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