The medullary osmotic gradient allows the kidneys to vary urine concentration.  

List the three kidney capillary networks:             [a]              [b]              [c] 

When assessing the health of kidneys  and their ability to function in excretion (Renal Function!!); comparisons of particular solute concentrations are measured from both blood and urine samples in order to determine the rate or volume at which solutes are removed from plasma and released in urine.  

Identify the region of the kidney in which the majority of glomeruli are located a. ___________________

The amount of filtrate that enters the glomerular capsule each minute is called the ________.

What does genetic data from fossils found at Denisova Cave indicate?

Which of the following are functions of the urinary system?  

If the error for one person who took Test A is minus 2 (-2) and the error for another person who took Test B is positive 3, then we can conclude that: 

Which statement accurately describes Homo floresiensis?

Acheulean stone tools were