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Biology 12 > Urinary System > Flashcards

Urinary System Flashcards

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1
Q

Excretion

A

Removal of metabolic wastes from the body

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2
Q

The urinary system produces ______

A

Urine

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3
Q

The kidneys excrete metabolic waste, mostly _____

A

Nitrogenous wastes

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4
Q

The breakdown of amino acids in the liver release _______, which the liver rapidly combines with carbon dioxide to produce _____

A

Ammonia Urea

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5
Q

Glomerular filtration

A

Water, salts, nutrient molecules, and waste molecules move from the glomerulus to the inside of the glomerular capsule

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6
Q

Tubular reabsorption

A

Nutrient and salt molecules are actively reabosrbed from the convoluted tubules into the peritubular capillary network, and water flows passively

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7
Q

Tubular secretion

A

Certain molecules are actively secreted from the peritubular capillary network into the convoluted tubules

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8
Q

Ureters

A

Conduct urine from the kidneys to the bladder

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9
Q

Osmoregation

A

Regulation of the water-salt balance to maintain a normal balance within internal fluids

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10
Q

Glomerulus

A

A knot of capillaries inside the glomerular capsule

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11
Q

Afferent

A

Going towards

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12
Q

Efferent

A

Going away

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13
Q

Efferent arteriole

A

Takes blood to the peritubular capillary network

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14
Q

Glomerular capsule is also known as

A

Bowman’s capsule

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15
Q

The glomerular capsule connects to the

A

proximal convoluted tubules (PCT)

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16
Q

The loops of Henley connects to the

A

Distal convoluted tubule (DCT)

17
Q

The DCT have

A

Mitochondria but no microvilli

DCT isn’t specialized for reabsorption

18
Q

What lies In the renal cortex

A

Glomerular capsule and PCT AND DCT

19
Q

What lies in the renal medulla

A

The look of henle and collecting duct

20
Q

What does the efferent arteriole do?

A

Small molecules that escape being filtered and the nonfilterable components leave the glomerular by the way of the EA

21
Q

What maintains the osmarity of blood

A

Plasma proteins and salt

22
Q

Diuretics

A

Chemicals that increase the flow of urine

Biology 12 (9 decks)

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