urinary system

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Across
  1. 5. filter to make urine
  2. 7. two muscles that control the exit of urine
  3. 8. pair of tubes that propel urine from kidneys to urinary bladder
  4. 11. main blood vessel, supplies blood to kidney, nearby adrenal gland and ureter
  5. 12. group of blood vessels that supple the nephrons in many excretory systems
  6. 14. main cavity of kidney
  7. 15. muscular sac,size of pear
Down
  1. 1. filter, glomerular filtrate
  2. 2. measure fluid pressure
  3. 3. tube by which urine is conveyed out of the body
  4. 4. branch of the dorsalis pedis artery
  5. 6. maintains salt and water balance
  6. 9. modified epithelial cells that form slit pores for filtration
  7. 10. structural and functional unit, consists of glomerulus and renal tube
  8. 13. funnel for urine flowing toward ureter