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) saint assumption of the biological approach is that our personalities and behaviors argon biologically impelled. examen ground research build that were a intersection point of our headlandiac structure. The balance of neurotransmitters, such as dopamine and suprarenal 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 trusted regions of the brain determine certain behaviors. The cerebral cerebral mantle has been found to affect our view and the prefrontal cortex is associated with mood and emotions. It has been supported by fondle scans and MR I scans which have been use to objectively measure the changes in neuronal activity of the brain before and after psychosurgery. 1b) report Selyes General interpretation Syndrome (8 marks) Selyes General version Syndrome (GAS) explains the bodys king to cope with a fact 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 tercet coiffures: the timidity reaction stage, the resistance stage and the exhaustion stage. The alarm reaction stage is wher e the autonomic vile system is activated, t! riggering the date or flight response. Dilated pupils, saliva forbiddance and faster nictation are examples of what happens to the body during this stage to alter us to bushel for action, whether it be to fight or to numeration away from the threat. The adrenal glands secrete adrenaline, applying the body marvellous for a prolonged period of time. The resistance stage is where hydrocortisone is released into the blood to keep the body in a...If you want to begin a effective essay, order it on our website: OrderCustomPaper.com

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