Stress

Question 1

Pathophysiology of stress

Answer 1

A state of threatened homeostasis triggered by intrinsic or extrinsic adverse forces (stressors) and is counteracted by an intricate repertoire of physiologic and behavioural responses aiming to maintain/re-establish the option body equilibrium

Question 2

Local adaption syndrome (LAS)

Answer 2

• Short-term localized response intended to restore homeostasis to a body region or organ e.g. blood clotting, wound healing, pupillary response to light

Question 3

General adaption syndrome (GAS)

Answer 3

• Fight or flight response
• Protective response

Question 4

3 stages of GAS

Answer 4

1. Alarm reaction
2. Resistance (cope with stressors)
3. Exhaustion

Question 5

What does HPA stand for

Answer 5

Hypothalamic-pituatiry- adrenal axis

Question 6

What does SAM stand for

Answer 6

Sympathetic-adrenal-medullary axis