Biological Psychology 1- Pathways of stress

Stress

• Stress is a state of psychological and physiological strain cause by adverse stimuli

Stress prepares as for fight or flight by shutting off bodily functions to direct the supply of oxygen to the muscles.

Glucose + Oxygen -------> Water + Carbon Dioxide + ENERGY

Sypathomedually pathway for Acute stress (HANSAM model)

Nerve impulse, used as they work quicker then hormones.

1. Hypothalamus

2. Autonomic Nerves System

3. Adrenal Medulla (In the Liver)

4. Noradrenaline/ Adrenaline

Physiological effects (Examples) - Dilated lungs, increases heart rate and the digestive system closes down. This provides more oxygen…