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Urination may not seem like a glamourous topic, why is it important?
It removes waste products, maintains healthy levels of water, maintains healthy levels of salts and solvents.
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How does the Urinary system contribute to homeostasis?
Regulates body water levels, regulates nitrogenous and other soluable waste, and it maintains acid/base balance.
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What is the pH of blood?
6.35-6.45
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Which of the following blood vessels transport filtered blood from the kidney?
Renal Vein
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What is the function of the kidneys?
Excrete metabolic wastes, maintain water and salt homeostasis, help regulate acid/base balance, help regulate blood pressure, control red blood cell production, activate vitamin D.
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What is the function of the ureters?
Transport urine to the bladder.
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What is the function of the urinary bladder?
Stores urine until excretion.
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What is the function of the urethra?
Transports urine to outside.
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What are the organs of the Urinary System?
Kidneys, Ureters, Urinary bladder, Urethra.
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When the kidneys start to fail, what is it that is shutting down?
The nephrons.
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What do the nephrons produce?
Urine
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What is the process of urine formation?
- 1) Filtration
- 2) Reabsorption
- 3) Secretion
All of which are performed by the nephrons in the kidney.
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What is glomerular filtration?
Filters fluid from capillaries into glomerular capsule.
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What are signs of kidney malfunction?
- -Vitamin D deficiency
- -High blood pressure
- -Fluctuation in blood pH
- -Anemia
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What muscle controls the internal urethral sphincter?
Smooth muscle (involuntary).
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What muscle controls external urethral sphincter?
Skeletal muscle (voluntary).
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What is the function of the urinary bladder?
Bag of storage for urine.
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