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7/23/2019 SISTEM UROPOETIKA.doc http://slidepdf.com/reader/full/sistem-uropoetikadoc 1/35 SISTEM UROPOETIKA Oleh dr Sri Wahyu B. Prasetyo

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SISTEM UROPOETIKA

Oleh dr Sri Wahyu B. Prasetyo

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SISTEM UROPOETIKA

KELENJAR ENDOKRIN

PEMBENTUKAN DAN

SEKRESI URIN

PENDAHULUAN

MENGATUR KESEIMB

 CAIRAN & ELEKTROLIT

MEKANISME BERKEMIH

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PENDAHULUANSISTEM UROPOETIKA

  -PEMBENTUK URINE

  -PENYALUR URINE

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PERAN DLM HOMEOSTASIS

• membantu menatu! "#$ume %#m'#()() e$et!#$)t%'H

$)n )nte!na• mene$)m)na() '!#*u+ ()(a metab#$)(me,EKSKRESI

URINE

• .UNGSI• /0e(!e() u!)ne ,'embentuan

• +0e$en1a! en*#!)n 2 -3#!m#n !en)n

 2 -3#!mn e!)t!#'#e)t)n 2 -3#!m#n a$()t!)#$

• 40menatu! 5a)!an tubu3 & )#n

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GINJAL

be!bentu a5an%uu!an /+5m 6 +%75m

+ bua3%anan 8!en*a3 *! )!)$eta !et!#'e!)t#nea$t0* 8+ 1uta ne9!#n,(atuan 9un()#na$ %ebutu3an

9un()#na$ /:4 n;a

+ JENIS NE.RON

  /0ne9!#n #!t)a$

-<=>

-a$)!an 8 5e'at 96 9)$t!a()

-30 e!)t!#'#et)n  +0ne9!#n 1u6tame*u$a!e

-an(a 3an$e 8 'an1an .6 #n(ent!a() u!)n

-30!en)n #$e3 a''a!atu( 1u(tame*u$a!e

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PEMBENTUKAN DAN

EKSKRESI URIN

3

P

R

O

S

E

S

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4 PROSES

/0.ILTRASI GLOMERULUS-#$e3 memb!an 9)$t!a()

-(e$ en*#te$ a')$e! 

-memb!an ba(a$)(

-(e$ e')t3e$ ")(e!a$ a'(u$a B#?man

-te!9)$t!at@'$a(ma

-9)$t!at@a)!%)#n ,Na%K%C$ %()(a n)t!#en ,u!ea%a(am

u!at%!eat)n)n%m#$eu$ #!an) ,$u#(a%a(amam)n#

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 Yan *)9)$t!a() a*a$a3 *a!a3 a')$e! $#me!u$u(

-a')$e! $ 88 'e!meabe$

-9)$t!a() be!$an(un *)(e$u!u3 '1 a')$e! 

TEKANAN .ILTRASI

/0te 3)*!#(tat) a')$e! ,N 77 mmH

+0te #(m#t) '$a(ma ,4= mmH

40te 3)*!#(tat) 5a'(u$a b#?man ,/7 mmH

T. 77 2 ,4=/7 /= mmH 

G.R T. 6 9 

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• 5a!*)a5 #ut'ut ,7L:mnt

• !ena$ b$##* 9$#? ,+7> 6 7L/+7= m$:mnt

• !ena$ '$a(ma 9$#? ,77> 6 /+7= == m$:mnt

• glomerulus filtrasi rate  +=> 6 == m$ /+7-/7= m$:mnt

• !eab(#!b() 8 >---u!)ne ---/ m$:mnt

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G.R

-*)'ena!u3) #$e3@-te 9)$t!a()

  -9 ,$ua( 'e!m & 'e!meab $-#nt! !eab(#!b() tub

-*)#nt!#$ + mean)(me

#t#!eu$a() ,!entan <=- /<= mmH

()m'at)(a$)!an 88 G.R 88 a'' 1u(tame*u$a!e

 

Fat "a(#at)9 

  a$)!an "a(##nt!)() a a9e!ent

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Ke(e)mbanan $#me!u$u( & tubu$u(

G.R Reab(#!b() tub U!)ne

  7= %< =%+

/== %7 =%7/+7 /+ /

 /7= /7 7

G.R na) (e*))t%"#$ume u!)n na) b;

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+0REABSORBSI TUBULUS

• Pe!')n*a3an ba3an e(en()a$ *! $umen tub e a')$e!

'e!)tubu$u(• Sanat (e$et)9: Fat-Fat ; be!una $u#(a%aa%Na%*$$

• S)(tem t!an('#!ta() t!an( e')te$ ,

•   $umen (e$ tub 5 )nt a')$e! 

• Reab(#!b() Na (5! @ *)9u()

•   t!an('#!t at)9 ,Na K ATP a(e

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Pembagian Fungsional Tubuli Renal

Pars

Sekretoris

(Nefron)

Pars

Ekskretoris 

K#!'u(u$um Ma$'3))

Rena$)( ,G$#me!u$u(*an Ka'(u$a B#?man

Tubu$u( #nt#!tu(

P!#()ma$

Lenun Hen$e,ascending, discending.

Tubu$u( K#$et)"u(

Dutu( Pa')$a!)( Be$$)n)

Tubu$u( K#nt#!tu( *)(ta$

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• T,C. Proksimal

• Re(#!b() '!#te)n% a0am)n#% $u#(a % Na

,> *an C$ *a!) 5a)!an 9)$t!at me$a$u) at)9t!an('#!t0

•  A)! be!*)9u() (e5a!a 'a()9 men)ut)!a*)en #(m#t)0,7>

Lengkung enle

Mem'e!ta3anan !a*)en 3)'e!t#n) *a$am me*u$a

me$a$u) '!a(e( at)9 *an 'a()9 t!an('#! )#n *an'!#te)n0

  Na +7>0%a)! !eab(#!b() /7>

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T. !oligentes

mu$a) 'a!( a(5en*en an(a 3en$e 2tub )n)@)m'e!meab$e

t3* a)! & u!ea

Bee!1a ata( 'ena!u3 ADH @ 'e!m)abe$ te!3a*a' a)!,!eten() a)! 0 Me*u$a ;an 3)'e!t#n)( men;ebaban

a)! aan ma(u e )nte!(t)())$ *an u!)ne men1a*) $eb)3

3)'e!t#n)(0

  !eab Na *) tub *)(ta$ & #$eente( <>

T.C "istal

Pe!tua!an )#n *enan 'ena!u3 A$*#(te!#n ,!eten() Na *an

e(!e() K0

40SEKRESI TUBULUS

• Fat-Fat t* be!una @u!ea%!eat)n)n *$$

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-)nu$)n )*ea$ unt 'm6 G.R

-5!eat)n)n *)'aa) *$m $)n)(

  lumen tubulus

 )nu$)n $u#(a PAH

  G.R0P6U60 8

TEST .UNGSI TUBULUS

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TEST .UNGSI GINJAL

Stae G.R > C!eat)n)n '$a(ma m>

  A N#!ma$ N#!ma$

  B 7=-<= n-+%  C +=-7= +%7-%

  D /=-+= 7 - %

  E 7-/= < - /+  . 7 8/+

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PEMEKATAN DAN PENGENCERAN URIN

-e$eb)3an 5a)!an @ membentu u!)n en5e! 

-*e3)*!a() @ membentu u!)n 'eat  ab(#!b() (#$ute%a)! 

mean)(me 5#unte! 5u!!ent

me a$)!an be!$a?anan a!a3

-5)'taan !a*)en #(m#t) )nte!(t me*u$a

-'a!( a(5en*en@NaC$ e$ua!%)m'e!meabe$ H+O

-'a!( *e(5en*en @ H+O e$ua! 

-u1un an(a 3en$e Peat

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Pemekatan # Pengen$eran %rin

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'e!1a$anan u!)ne

• $#me!u$u(--tubu$u(--

'!#6)ma$)(--tubu$u(

*e(5en*en--an(a

3en$e--tubu$u(

a(5en*en--tubu$u(*)(ta$--tubu$u(

5#$eente(--'e$")(--

e!ete!--an*unem)3--u!et!a

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• (a$0+75m

• men3anta!an u!)ne *! )n1a$ menu1u

an*un em)3%m( (e!#n ,5ea3 a$)!an

ba$)

URETER

 A$)!an u!)ne *)(ebaban@

/0a;a !a")ta()

+0#nt!a() u!ete! 

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KANDUNG KEMIH• !e(e!"#a! u!)ne

URETRA• mene$ua!an u!)ne

*! an*un em)3?t be!em)3

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G)n1a$ men3a()$an 4 3#!m#n

- !en)n @ *) bt (e$ 1u(ta$#me!u$u(

menatu! 5a)!an *an e$et!#$)t

-e!)t!#'#et)n @ *)bt 5a')$e! 'e!)tubu$e!ne9!#n #!t)a$%

'embt e!)t!#()t

-a$()t!)#$ @ tubu$u( '!#6)ma$  menatu! Ca '$a(ma

KELENJAR ENDOKRIN

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SISTEM RENIN ANGIOTENSIN

ALDOSTERON&ngiotensinogen

&ngiotensin '

&ngiotensin ''

&ktiitas Simatis 

*. Tak+ikari

-. !ontraksimiokar

asokosntriksi

Resistensi erifer 

Skresi &losteron

*. Restensi Na

-. Ekskresi !

3. Retensi $airan

/. olume ara+ 0

Skresi &"

Retensi $airan

Tensi "ara+ meningkat

Renin

& C E

!onisi "e+irasi,

NaCl 1,T"1

Sel 2uta

Paru

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Inte!a() HPT & a$()t!)#$ *$m men#nt!#$ Ca '$a(ma

Ca '$a(ma

PTH

 At)9 ")t D

u(u(

Ca '$a(ma 88

)n1a$

E(!e() Ca

Reab(#!b() Ca

Ke$1 'a!at)!#)*

Re(#!'() Ca 88

tu$an

Se!a' Ca 88

a$()t#n)n

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H#!m#n Pa!at)!#)*

• .6@

  - Mem#b)$)(a() Ca *a!) tu$an

  - Men)natan 'embuanan '3#('at(e3)na a*a! '3#('at e(t!a(e$ tu!un

  - Men)natan ab(#!b() Ca *a!) t!atu(

*)e(t)"u(  - Men)natan Ca 'a*a tubu$u( )n1a$

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-!eab(#!b() *an (e!e()

-e(e)mbanan a(am ba(a

MENGATUR KESEIMB

 CAIRAN & ELEKTROLIT

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Membuan )#n H ,3($ metab#$)(me (9 a(am

D) tubu$u( )n1a$

/0Petua!an )#n H * Na

+0Se!e() NH

40Bu99e! '3#('at :H+PO

  CES (e$ tub $umen tubu$u( ,H

  CO+H+O CO+ H+O  Na Na

H+CO4 HCO4-  H+CO4

K

NaHCO4  HCO4- HCO4- H

NH4 NH

  HPO- H+PO

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KONTROL RE.LEK KONTROL OLUNTER

MEKANISME BERKEMIH

Re(e't !ean

'a!a()m'at)(

0U

S U Inte!num te!bua

#nt!a()

0U te!)() K#!te (e!eb!um

N m#t#!)

S U e(te!num tutu'

S U e(te!num bua

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• Mean)(me be!em)30

 2 D)'ena!u3) 'a!a()m'at)( (e!ta )m'u$( (a!a9"#$unte!0

 2 Ot#t 'a*a an*un em)3 ;an mene$)$)n)

 1a$an e$ua! e u!et!a ,(9)nte! u!et!a )nte!na$

(enant)a(a be!#nt!a() men1aa (u'a;a

$uban )n) teta' te!tutu'0 D)'ena!u3) #$e3

(a!a9 'a!a()m'at)(0

 2 Ot#t (9)nte! u!et!a e(te!na$ te!*)!) *a!) #t#t!ana ;an e!1an;a (e5a!a "#$unte!0

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• D) *)n*)n an*un em)3 te!*a'at #t#t *et!u(#!;an b)$a be!#nt!a() men;ebaban u!)n *a$am

an*un em)3 te!*#!#n e$ua!0

• B)$a *a$am an*un em)3 te!*a'at u!)n 4== 2

== m$% maa te!1a*) !an(anan 'e!eanan'a*a *)n*)n an*un em)30

• Kemu*)an )m'u$( )n) *))!)m e #ta% (e3)na

men;ebaban a*an;a )m'u$( 'a!a()m'at)( ;anmen;ebaban #nt!a()n;a #t#t *et!u(#!%

!e$a(a() #t#t (9)nte! )nte!na$ *an e(te!na$0

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•  A*a 1ua mean)(me 'en5ea3an

be!em)30• Ha$ )n) *)mun)nan *enan a*an;a

)m'u$( "#$unte! ;an men;ebaban b)(a

*)tun*an;a #nt!a() #t#t *et!u(#! *an!e$a(a()n;a #t#t (9)nte!0

• Sam'a) umu! /< bu$an% )m'u$( "#$unte! )n)

be$um bee!1a *enan ba)0