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Biology 101 > Ekskresie > Flashcards

Ekskresie Flashcards

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1
Q

difussie

A

Beweging van deeltjies van n gebied met n hoe konsentrasie na n gebied met n lae konsentrasie, met die konsentrasie gradient langs

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2
Q

osmose

A

Tipe diffusie waarby die beweging van watermolekules van n gebied met n hoe waterkonsentrasie na n gebied met n lae waterkonsentresie deur `n deels deurlaatbare membraan

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3
Q

Aktiewe vervoer

A

Beweging van deeltjies oor n membraan deur die energie te gebruik wat ATP voorsien. Word gebruik om deeltjies teen n constant gradient te beweeg

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4
Q

Ekskresie

A

Verwydering van metabolise afvalstowwe uit die liggaam

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5
Q

Deaminasie

A

Afbreek van oortollige aminosure tot glukose en ureum in die lewer

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6
Q

Longe

A
  • Uitgeasemdelug

- CO2 en H2O

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7
Q

Vel

A
  • Sweet

- H2O, sout en ureum

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8
Q

Niere

A
  • Urine

- H2O, sout, ureum en ammoniak

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9
Q

Spysverteringskanaal

A
  • Gal

- H2O en galpigmente

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10
Q

Nierslagaar

A
  • O2 ryk
  • Baie afvalstowwe
  • Min CO2
  • Van hart na nier
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11
Q

Nieraar

A
  • O2 arm
  • Min afvalstowwe
  • Baie CO2
  • Van nier na hart
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12
Q

Nier in

A

Renale arterie

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13
Q

Nier uit

A

Renale vena

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14
Q

pH

A

Verwys na die vlak van suurheid of alkaniteit van n stof en word gemeet deur n pH skaal

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15
Q

Suuroplossing

A

pH < 7

Meer waterstofione as bikarbonaatione

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16
Q

Alkaliese oplossing

A

pH > 7

Meer bikarbonaatione as waterstofione

17
Q

Neutrale oplossing

A

pH = 7

18
Q

Osmoregulering

waterbalans

A

deur te verseker dat aantal water wat liggaam by kry daagliks = aantal water wat ligaam verloor

19
Q

Deel van brein wat waterbalans beheer

A

Hipotalamus

20
Q

bloedvat wat bloed by nier indra

A

renale arterie

21
Q

bloedvat wat bloed by glomerulus indra

A

afferente ateriool

22
Q

deel van nefron betrokke by “natruimpomp”

A

Henle-lus

23
Q

hormoon betrokke by regulering van sout balans

A

aldosteroon

24
Q

vloeistof wat nier deur ureter verlaat

A

urine

25
Q

selle wat binneste wand van Bowman-Kapsule vorm

A

podosiete

26
Q

regulering en beheer van waterbalans

A

osmoregulering

27
Q

deel van brein betrokke by regulering van waterbalans

A

hipotalamus

Biology 101 (3 decks)

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