Biological - Stress and the Immune System Flashcards
What is the name of the part of the peripheral nervous system which is involved in the stress response?
The AUTONOMIC nervous system
What are the two branches called that the autonomic nervous system divides into?
the SYMPATHETIC branch and the PARASYMPATHETIC branch
What does the dominance of the sympathetic branch do?
Leads to bodily arousal and increased heart rate and blood pressure
What does the dominance of the parasympathetic branch do?
Leads to bodily calm
What triggers the fight or flight response?
Events which we perceive as physically or psychologically threatening
What components does SAM involve?
the AUTONOMIC NS
the hormones ADRENALINE and NORADRENALINE
What components does PAS involve?
Just hormones
What are the 6 stages of SAM?
- Stressor
- Hypothalamus
- ANS sympathetic branch
- Stimulates Adrenal Medulla
- Releases Adrenaline and Noradrenaline
- Fight or Flight response
What is the Fight or Flight response?
Increase in blood pressure, heart rate and sweat-gland activity
What are the 6 stages of PAS?
- Stressor
- Hypothalamus
- Pituitary gland
- Release of ACTH
- Stimulates Adrenal Cortex
- Release of Corticosteroids into bloodstream
What are the 2 effects of PAS?
- Suppression of the Immune system
2. Conversion of fat and protein into energy
What is the Tend and Befriend response to stress?
When women resort to caring for offspring and befriending other females during times of stress
What are the 2 types of Immunity?
Natural Immunity
Specific Immunity
What are the 2 types of Specific Immunity?
Cellular Immunity
Humoral Immunity
List 2 studies looking at stress and the immune system
Cohen
Kiecolt-Glaser