kidneys

• part of the endocrine cycle
• control water potential of bodily fluids - salt, urea and water regulation
• filter the blood
• diagram

  A) left kidney

  B) right kidney

  C) ureter

  D) bladder

  E) urethane

  F) aorta

  G) vena cava

  
• kidney

  A) cortex

  B) medulla

  C) nephron

  D) pelvis