autonomic cholinergic 2008
TRANSCRIPT
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UTONOMIC
UTONOMIC
PH RM COLOGYH RM COLOGY
SJARIF ISMAILSJARIF ISMAILLABORATORIUM FARMAKOLOGI PSKU-UNMULLABORATORIUM FARMAKOLOGI PSKU-UNMUL
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Nervous systemNervous system
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UPTAKE PREKURSOR
SINTESA
STORAGE
RELEASE
UPTAKE 1 NEURON
MITOKONDRIA MASUK VESIKEL
METABOLISME RECYCLING
METABOLITE RELEASE
SIRKULASI RESEPTOR
IKATAN DENGAN RESEPTOR
SECOND MESENGER
CASCADE BIOKIMIA
KANAL ION TERBUKA
RESPON FARMAKOLOGI
PROSES NEUROTRNASMISI DAN EFEK FARMAKOLOGI
OBAT OBAT DAPATBEKERA PADA
SETIAP TA!APAN
PROSES NEURO
TRANSMISI DARI
UPTAKE PREKUSOR
SAMPAI CASCADEBIOKIMIA
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Dru" A#t$o% o% Sy%&'t$# Tr&%sm$ss$o%Dru" A#t$o% o% Sy%&'t$# Tr&%sm$ss$o%
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Release norepineprine :
Adanya aksi poensial pada !e!"ran sara#!enye"a"kan ern$kanya kanal ion
Nake!$dian kanal %a er"$ka ion %a !as$k
kedala! ne$ron& Penin'klaan ion (a
!enye"a"kan )esi(le konak den'an
!e!"ra sara# er*adi openin' N+
dikel$arkan se(ara eksosiosis &
Release se(ara eksosiosis di,a!"a ole,
(ol(,i(in dan prosa'landin +& .id$'a
release !eli"akan !ekanis!e konrakil
dari sioskeleon / proein $"$lin&
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Beda anara sinesa endo'eno$s
(ae(,ola!ine :
Brain : .OPA .opa!in ole, en0i!de(ar"oksilase yan' ke!$dian disi!pan
dala! )esikel sara# dopa!iner'i(
Post"&%"($o%$# %euro% 'er$'er) vesI*e( me%"&%+u%"e%,$m +o'&m$% -et& .y+ro*s$(&se y&%" meru-&.
+o'&m%$e me%/&+$ NE
A+re%&( me+u((& 0 me%"&%+u%" e%,$m PNMT y&%"
m&m'u memet$(&s$ %ore'$%e'r$%e me%/&+$ e'$%e'r$%e
'&+& me+u(& A+re%&( *r% st$mu($ "(u*o*ort$*o$+2
N+ an +pi "eredar di sirk$lasi di $pake ole,
ne$ron dan re(y(lin' kedala! )esi(le&
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G$ane,idine !eara!inol epedrine a!p,ea!in!a!p$
!en''ni N+ dala! )esi(e1 se,in''a dikel$arkan dala!(ela, sinap dala! *$!2a, yan' "esar&
%o(ain!en',a!"a $peke 3 ke ne$ron se,in''a proses
$pake ak er*adi1 dan kadar N+ di(ela, sinap !enin'ka&
O"a o"a ani depresan yan' !en',a!"a aki)ias
en0i! MAO !enye"a"kan ,a!"aan !ea"olis!e N+
yan' s$da, di$pake1 se,in''a ini !e!"aasi re$pake 3
dan kadar N+ di (ela, sinap !en*adi le"i, "esar&
I!plikasi e#ek N+ !enin'ka1 dapa $n$k erapi depresi
dan !enye"a"kan e$p,oria sa!pai er*adi si!$lasi %NS
dan or'an )is(era yan' lain !isalnya *an$n'&
O"a yan' !enin'kakan kadar N+ di (ela, sinap:
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SYSTEM SARAF PARSIMPATIS 3SSP4SYSTEM SARAF PARSIMPATIS 3SSP4
PARASYMPAT!ETIC NERVOUSPARASYMPAT!ETIC NERVOUS
SYSTEM 3PNS4SYSTEM 3PNS4
SSP +$%&m&*&% /u"& +$v$s$ craniosacralSer&t 're"&%"($o%$# s&r&5 '&rs$m'&t$s
+$+&'&t*&% +$ s&r&5 #r&%$&( )Yaitu saraf III (oculomotor), VII (facial),
IX (glossopharyngeal), dan
X (vagus) juga berasal dari segmensacral 2,3 dan
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A#ety(#.o($%e 3AC.4 +$s$%tes& +$+&(&m #yto'(&sm&
u/u%" s&r&5 '&rs$m'&t$s +&r$ C.o($%e +&% acetyl
coen!yme ", d$*&t&($s&s$ e%,yme choline acetyltransferase.
4 #.o($%e 6 ety( Coe%,yme A 7 ety(#.o($%e 3AC.4
4 ety( CoA 8 +$'ro+u*s$ o(e. m$to#.o%+r$&+$term$%&( &*so%
4 e%,yme #.o($%e ety(tr&%s5er&se +$'ro+u*s$
+$+&(&m #e(( -o+y 8 -er/&(&% se'&%/&%" &9o%
#.o($%e 8 +$'ero(e. +&r$ u't&*e +&r$ e*str& se(+e%"&% t$ve tr&%s'ort
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Aseilkolin dsi!pan didala! presynaptic
vesicles, pada #eadaan istirahat, A%,
dikel$arkan er$s !ener$s dala! *$!la, yan'ke(il yan' dina!akan 5$ana yan'
!en',asilkan miniature end$plate potentials
(mepps) pada synapi( end-plae1 anpa
!en',asilkan depolari!ation%
"pabila a#sipotensial terjadi pada membran sel
saraf ma#a a#an terjadi pemasu#an #alsium
ion selanjutnya a#an menyebab#an release
asetil#olin secara e#sositosis% &rutan proses
ini dihambat oleh adanya magnesium
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Mus#&r$%$# re#e'torsMus#&r$%$# re#e'tors3St$mu(&te+ -y mus#&r$%e43St$mu(&te+ -y mus#&r$%e4
on (ells inner)aed "y PNSon (ells inner)aed "y PNSsmoot. mus#(esmoot. mus#(e.e&rt.e&rte9o#r$%e "(&%+se9o#r$%e "(&%+s
e%+ot.e($&( #e((s o5 t.e v&s#u(&r -e+se%+ot.e($&( #e((s o5 t.e v&s#u(&r -e+s3eve% t.ou". t.ese &re %ot $%%erv&te+43eve% t.ou". t.ese &re %ot $%%erv&te+4
-r&$%-r&$%
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4 !$s(arini( ada li!a s$"ypes yai$ M3 - M64 er!as$k an''oa s$per#a!ily dari G proein-(o$pled
!e!"rane re(epors&
4 'an'lia - M34 !yo(ardi$! - M
4 air7ay s!oo, !$s(le - M / M8
4 se(reory 'lands - M3 / M9
4 %NS - all 6 s$"ypes
4 p,ar!a(olo'y: M31816: e(iaory - G proein ;G5