Answer: In order to compensate for the low partial pressure of oxygen at altitude, the human body undergoes a number of physiological changes. A vital component in this process is the increase in the concentration of circulating haemoglobin. The role of HIF‐1α, erythropoietin and red blood cells in this acclimatisation process is described, together with the fall in plasma volume that increases the concentration of haemoglobin in the early stages of hypoxic exposure.
Explanation:
1. They may think they're a burden
2. They may be afraid things can get worse if they speak to someone
I think C. Hopefully I helped, health is not really my forte
Answer:
Heredity.
Explanation:
When genetics are passed from one generation to the next, this is heredity.
Genetic and Non-Genetic Risk. Complex diseases do not have a single cause; it is the interaction between your genes, environment and lifestyle that ultimately cause complex diseases to occur. Examples of complex diseases are cancer, heart disease, and diabetes.
