Biology Chp. 18
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8 terms
Terms | Definitions |
|---|---|
 Mouth | mechanical and chemical digestion |
| Saliva | mixture of water, mucus, and amylase (breaks down starch) moistens food for swallowing |
| Renal artery | transports nutrients and wastes into kidney |
| Renal vein | carries blood out of kidney |
| Lungs | eliminate carbon dioxide |
| Skin | eliminate sweat to remove excess water |
| Describe how urine is eliminated | collecting ducts enter renal pelvis, ureter, urinary bladder, urethra |
| What are the steps in the nephron? | filtration, reabsorption, secretion |
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