excretion system Flashcards

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0
Q

Organs involved in excretory system

A

Lungs
Skin (sweat, salt, urea, heat)
Liver (breakdown amino to urea)
Urinary system

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1
Q

major metabolic waste

A

CO2. excess water. excess mineral salts (build up during metabolism) nitrogen compounds (ammonia, urea, uric acid, breakdown of amino acids)

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2
Q

Liver

A

Removes worn out RBC, detoxification/deamination (alcohol), bile production, amino acids->urea

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3
Q

Urinary system

A

Kidneys (contain nephrons) ureter bladder urethra

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4
Q

Kidney function

A

Filters blood, removes metabolic waste/forms urine

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5
Q

Filtration in nephron

A

Dirty plasma moves from renal artery to cluster of capillaries (glomerulus) into filter (Bowmen’s capsule)

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6
Q

Reabsorption

A

Clean plasma moves from filter (Loop of Henle) back into capillary and renal vein

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