Stress ~ the experience of a lack of fit between a person and thier environment. ( the percieved demands of a situation are greater than the person's percieved ability to cope.)
Stressors ~ any event that causes a stress reaction in the body
Body's Response to Stress
Immediate stressors arouse the AUTONOMIC NERVOUS SYSTEM (ANS). The ANS is divided into two brances these are:
The Sympathetic nervous system (SNS) - this arouses the body to be ready for FIGHT or FLIGHT.
The Parasympathetic - this returns the body to a state of relaxation.
SNS activation on the body
- Increased pupil size
- increase in heart rate and blood pressure
- digestion decreased
- muscles tense
- breathin rate increases
- perspiration increases
Autonomic nervous system - its called autonomic as it runs itself
Fight or Flight - means that the body is energised to either fight or run away, gerenal state of readiness.