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What are the parts of the excretory system?
lungs, skin, kidneys, ureters, bladder, urethra
List of the function of the excretory system.
maintain blood pH, removes wastes, maintain homeostasis, regulates the fluids/water and salts in the body
Where in the kidney does filtration happen?
nephrons
What is the waste product that is in the ureters and leaves through the urethra.
urine
What is filtration?
the process of removing wastes from the blood.
What is reabsorption?
the process of returning useful materials, such as glucose
What is urea?
A nitrogenous waste product resulting from kidney filtration
Explain how the lungs are part of the excretory system.
Lungs excrete the waste produce carbon dioxide.
Explain how the skin is a part of the excretory system.
The skin excretes water and salts.
Explain how the kidneys are a part of the excretory system.
The kindneys filter wastes and other substances from the blood to produce urine.
Explain how urine exits the body.
It exits through the urethera.
List the three parts of a kidney.
renal cortex, inner region, renal pelvis
Nephrons are ...
the filtering units of the kidney
Explain how the kidneys can be permanatly damaged.
Untreated diabetes, untreated high blood pressure, and/or use of drugs (illegal or prescription)
Explain dialysis, for kidney failure.
An artificial kidney machine filters out wastes and toxins from a patient’s blood. Blood is passed through a machine that filters the blood, then returns it.
