Stress – Hypoxia & Cold Stress
Adaptations to Hypoxia
- Increase in the number of capillaries
- Increase in pulmonary ventilation
- Larger lung and residual volume
- Polycythemia
- Work capacity and diet – high carbohydrate diet
- Reproduction and maturity
- Low birth weight – reduction in oxygen demand
- Delayed growth
Adaptations to Cold Stress
- Increased peripheral blood flow
- Warmer skin temperatures & non-shivering thermo genesis due to Brown Adipose Tissue (BAT)