Term
| What are the 3 common features of the stress response? |
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Definition
1) Behavioural response
2) Autonomic response
3) Hypothalamo-pituitary-adrenal response. |
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Term
| What is acute stress and what are the common features? |
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Definition
1) A primal physical response that prepares the individual to be alert and ready to escape danger. When the stressful situation ends the endocrine signals swithc off the stress response- normal.
2) Tachycardia
3) Increased metabolic rate
4) Reduced GI activity
5) Increased alertness
6) Increased levels of adrenaline and adrenal steroids. |
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Term
| What is episonic acute stress and what are the common features? |
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Definition
1) Extended over arousal due to repeated acute stress leads to:
-Persistent tension headaches and migraine
-Common to be short-tempered, irritable, anxious and tense.
-This leads to a deterioration in interpersonal relationships
-Workplace becomes a very stressful environment
-Combination of sleeplessness and tiredness. |
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Term
| What is chronic stress and what are the common features? |
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Definition
1) Occurs when an individual fails to see a way out of a threatening or miserable situation or from a long period of pressure.
2) Emotional distress
3) Muscular problems (generalised) and tension headache
4) Stomach, gut and bowel problems
5) Increased risk of coronary heart disease. |
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Term
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Definition
| A type of stress closely related to fear; the physical and psychological response to a perceived threat. |
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Term
| What are the roles of the amygdala, hippocampus and medial temporal lobe? |
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Definition
1) The amygdala generates fear in reponse to danger
2) The hippocampus and medial temporal lobe are involved in memory, especially short term. |
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Term
| What is the main source of naradrenaline to the forebrain? |
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Definition
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Term
| Where are CRH neurones found? |
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Definition
1) The amygdala
2) The locus coeruleus
3) The paraventricular nucleus. |
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