Sunstroke was a common danger in biblical days (2 Kings 4:18-20). Comment on the role the kidneys play in adjusting electrolyte and fluid balance as a result of sunstroke.
In the Bible, the kidneys are almost always mentioned in conjunction with the heart. Based on our current understanding of anatomy and the function of the kidneys, make a correlation between our kidneys and cardiac output (blood supply).
Please use a scientific source and cite it in A.P. A format