Writers and authors earned a median annual salary of $61,240 in 2016, according to the U.S. Bureau of Labor Statistics. On the low end, writers and authors earned a 25th percentile salary of $43,130, meaning 75 percent earned more than this amount. The 75th percentile salary is $83,500, meaning 25 percent earn more. In 2016, 131,200 people were employed in the U.S. as writers and authors.
Which numbers are especially important in predicting kidney healthâand what's in the normal range? Estimated GFR number â Measures kidney function, over 60 is normal, under 60, talk to your doctor. GFR, or glomerular filtration rate, tells you how well your kidneys are doing their job of filtering the blood.
The first step in urine formation is the filtration of blood in the kidneys. In a healthy human the kidney receives between 12 and 30% of cardiac output, but it averages about 20% or about 1.25 L/min. The basic structural and functional unit of the kidney is the nephron.Its chief function is to regulate the concentration of water and soluble substances like sodium by filtering the blood, reabsorbing what is needed and excreting the rest as urine.he first step in urine formation is the filtration of blood in the kidneys. In a healthy human the kidney receives between 12 and 30% of cardiac output, but it averages about 20% or about 1.25 L/min. The basic structural and functional unit of the kidney is the nephron.