Final answer:
Polycythemia is the excessive elevation of erythrocytes, leading to increased blood viscosity and potential cardiovascular issues.
Explanation:
Polycythemia is the condition characterized by an excessive elevation of erythrocytes, also known as an elevated red blood cell count. It can be a result of various factors including dehydration, bone marrow disorders like polycythemia vera, and living at high altitudes. This condition can lead to an increase in blood viscosity and potential complications related to blood pressure and heart function.
Learn more about Polycythemia and elevated red blood cell count here:
https://brainly.com/question/37962747
