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biol 373 > Unit 4a > Flashcards

Unit 4a Flashcards

1
Q

within the urine what four factors tell us about our health

A

Colour
Clear/cloudy
Odour
Flavour

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2
Q

What are the 6 keys roles of the kidney

A

Regulating ECF Volume & BP
Regulating plasma osmolaritiy
Regulating plasma pH
Excreting (Removing Waste)
Balances Ions
Endocrine functions

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3
Q

What are the ions that a balanced in the kidney

A

Na, K , CA

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4
Q

What is the 3 function of endocrine within the kidney

A

Erythropoietin (hormone)- filters blood
Renin (hormone)- regulates Na balance
enzyme production for CA2+ Homeostasis

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5
Q

What are the 9 parts in the urinary tract

A

1.Diaphragm
2.Inferior vena cava
3.Aorta
4.Left andrenal gland
5.Left kidney
6.Renal artery
7.Ureter
8.Bladder
9. Rectum

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6
Q

What is the body mass of the kidney ?

A

0.5 %

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7
Q

What is the kidneys cardiac output ?

A

20-25%

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8
Q

What are the 9 main components in the kidney

A

1.Juxtamedullar Nephron
2.Cortical nephron
3.Uretur
4.Medulla
5.Capsule
6.Renal pelvis
7.Renal artery
8.Renal vein
9.Cortex

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9
Q

What is the cortex

A

The outer part of the kidney within the capsule

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10
Q

What is the medulla

A

The inner part of the kidney

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11
Q

What is the cortical nephron

A

Within the cortex; it filters blood to towards the renal pelvis

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12
Q

What is juxtamedullary nephron ?

A

Between cortex & medulla ; filters out blood to renal pelvis

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13
Q

What is capsules (biol 240 c:) ?

A

A tough fibrous layer which surrounds the kidney

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14
Q

what is the renal pelvis

A

where filtered blood travels to go to the ureter

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15
Q

what is the ureter

A

where filtered blood exits

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16
Q

what is the renal artery

A

where blood goes in the kidney

17
Q

what is the renal vein

A

where blood goes out in the kidney

18
Q

what does the renal corpuscle consist of ?

A

bowman + glomerulus

19
Q

what is the glomerulus ?

A

a capillary bed (knot) in the bowman

20
Q

what is the flow/circulation of the tubular nephron ?

A
  1. Bowmans capsules
    2.Proximal nephron
  2. Descending Loop of henle
  3. Ascending loop of henle
  4. distal nephron
  5. Collecting duct
21
Q

what is the flow/circulation of the vasculature of the nephron ?

A
  1. Afferent Arteriole
  2. Efferent Arteriole
  3. Peritubular Capillaries
22
Q

what is the order of conventional circulation

A

1.Artery

biol 373 (5 decks)

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