ics19OlivShexcretory


 * REVIEW and REINFORCE:**
 * 1) Excretion is the process of eliminating waste in an organism's body.
 * 2) Ureters only carry waste ( to the bladder ). The urethra only gets rid of waste.
 * 3) Urea is a chemical that comes from the breakdown of proteins.
 * 4) Urine is a waste that exits the urethra.
 * 5) Water filtered through nephron tubes go back into the blood through capillaries.
 * 6) kidney
 * 7) ureter
 * 8) bladder
 * 9) urethra


 * Enrich:**


 * 1) They indicate diabetes and severe diabetes.
 * 2) This indicates that you have kidney disease.
 * 3) It indicates bacteria in urine. You could do a test on the presence of white blood cells.
 * 4) You are normal.