REPUBLICA BOLIVARIANA BOLIVARIANA DE VENEZUELA MINISTERIO DEL PODER POPULAR PARA PARA LA EDUCACIÓN U.E.P “DON ADOLFO ADOLFO ROMERO LUENGO” MUNICIPIO MIRANDA - ESTADO ESTADO ZULIA ZULI A CÁTEDRA: BIOLOGÍA
FUNCIÓN DE TRANSPORTE CELULAR
INTEGRANTES: YULIMAR PERDOMO JORGE CALDERA YORGER URDANETA 3!" “B” PROF.: DAYANA GUTI#RREZ LOS PUERTOS DE ALTAGRACIA$ MARZO DE %&'(
ES)UEMA
INTRODUCCIÓN 1. ¿QUÉ ES EL TRANSPORTE CELULAR? 2. PROPIEDADES DE LA MEMBRANA CELULAR a) PERMEABILIDAD SELECTIVA 3. MECANISMOS DE TRANSPORTE DEPENDIENDO DE LA PERMEABILIDAD a) OSMOSIS b) DIFUSIÓN c) TRANSPORTE ACTIVO . MECANISMO DE TRANSPORTE DEPENDIENDO DE LA FLE!IBILIDAD a) PINOCITOSIS b) FA"OCITOSIS CONCLUSIÓN BIBLIO"RAF#A ANE!OS
INTRODUCCIÓN
E$ %&a'(*&%+ c+$,$a& +( +$ -'%+&cab-* /+ (,(%a'c-a( +'%&+ +$ -'%+&-*& c+$,$a& 0 +$ +%+&-*& a %&a( /+ $a +b&a'a c+$,$a& * +$ *--+'%* /+ *$c,$a( /+'%&* /+ $a c$,$a. E' +(%a -'+(%-4ac-5' 6ab$a&+*( (*b&+ %&a'(*&%+ c+$,$a&7 a(8 c** $a( &*-+/a/+( /+ $a +b&a'a c+$,$a&7 +&+ab-$-/a/ (+$+c%-a7 +ca'-(*( /+ %&a'(*&%+ c** (*' $a *(*(-( 0 (,( 9+'5+'*( /+ %,&4+'c-a 0 $a(5$-(-(7 %&a'(*&%+ ac%-*7 -'*c-%*(-( 0 9a4*c-%*(-(.
'. *)U# ES EL TRANSPORTE CELULAR+
E$ T&a'(*&%+ c+$,$a& +( +$ -'%+&cab-* /+ (,(%a'c-a( +'%&+ +$ -'%+&-*& c+$,$a& 0 +$ +%+&-*& a %&a( /+ $a +b&a'a $a(:%-ca * +$ *--+'%* /+ *$c,$a( /+'%&* /+ $a c$,$a. E$ &*c+(* /+ %&a'(*&%+ +( -*&%a'%+ a&a $a c$,$a *&;,+ $+ +&-%+ +,$(a& /+ (, -'%+&-*& $*( /+(+c6*( /+$ +%ab*$-(* 0 a/;,-&-& ',%&-+'%+(7 4&ac-a( a $a caac-/a/ /+ $a +b&a'a c+$,$a& /+ +&-%-& +$ a(* * (a$-/a /+ a'+&a (+$+c%-a /+ a$4,'a( (,(%a'c-a(.
%. PROPIEDADES DE LA MEMBRANA CELULAR La c**(-c-5' ;,8-ca /+ $a( +b&a'a( 6ac+ ;,+ *(+a' ,'a( &*-+/a/+( +(+'c-a$+( a&a $a( 9,'c-*'+( ;,+ /+(++
, PERMEABILIDAD SELECTIVA La +&+ab-$-/a/ (+$+c%-a +( ,'a &*-+/a/ /+ $a +b&a'a $a(:%-ca 0 /+ *%&a( +b&a'a( (+-+&+ab$+( ;,+ +&-%+' +$ a(* /+ (5$* c-+&%a( a&%8c,$a( a %&a( /+ +$$a(. S, 9,'c-5' $a(:%-ca &+4,$a $a +'%&a/a 0 (a$-/a /+ a%+&-a$+(7 +&-%-+'/* $a +'%&a/a /+ ,'*( 0 &+(%&-'4-+'/* +$ a(* /+ *%&*(. S+ ,(a a&a ,c6a( 9,'c-*'+( c+$,$a&+(7 c** *& +=+$* $a (8'%+(-( /+ ATP * $a %&a'(-(-5' /+$ -,$(* '+&-*(*. P*& +=+$* +$ CO 27 N27 O27 * *$c,$a( c*' a$%a (*$,b-$-/a/ +' 4&a(a( c** +$ +%a'*$ c&,>a' $a( +b&a'a( &:c%-ca+'%+ (-' **(-c-5'7 *& /-9,(-5' a(-a. La +&+ab-$-/a/ /+ $a +b&a'a +( +'*& a&a a;,+$$a( *$c,$a( c*' ca&4a( +&* 4$*ba$+'%+ '+,%&a( +$ '@+&* /+ ca&4a( '+4a%-a( -4,a$a a$ /+ ca&4a( *(-%-a() c** +$ a4,a * +$ 4$-c+&*$.
3. MECANISMOS DE TRANSPORTE DEPENDIENDO DE LA PERMEABILIDAD
La c$,$a '+c+(-%a (,(%a'c-a( a&a (, +%ab*$-(*. C** c*'(+c,+'c-a /+ (%+ (+ a' a &*/,c-& (,(%a'c-a( /+ /+(+c6* ;,+ $a c$,$a &+c-(a +$--'a&. A(8 ,+(7 a %&a( /+ $a +b&a'a $a(:%-ca (+ a a /a& ,' c*'%-',* %&a'(*&%+ /+ (,(%a'c-a( +' ab*( (+'%-/*(.
, OSMOSIS E( *%&* &*c+(* /+ %&a'(*&%+ a(-*7 +/-a'%+ +$ c,a$7 ,' /-(*$+'%+ +$ a4,a +' +$ ca(* /+ $*( (-(%+a( b-*$54-c*( a(a (+$+c%-a+'%+ a %&a( /+ ,'a +b&a'a (+-+&+ab$+. La +b&a'a /+ $a( c$,$a( +( ,'a +b&a'a (+-+&+ab$+ 0a ;,+ +&-%+ +$ a(* /+$ a4,a *& /-9,(-5' +&* '* $a /+ -*'+( 0 *%&*( a%+&-a$+(. S- $a c*'c+'%&ac-5' /+ a4,a +( a0*& * $* ;,+ +( $* -(* $a c*'c+'%&ac-5' /+ (*$,%*( +'*&) /+ ,' $a/* /+ $a +b&a'a +( a0*& ;,+ $a /+$ *%&* $a/*7 +-(%+ ,'a %+'/+'c-a a ;,+ +$ a4,a a(+ a$ $a/* /*'/+ (, c*'c+'%&ac-5' +( +'*&.
T!/012,: /+%+&-'a +$ +(%a/* /+ &-4-/+> /+ ,'a c$,$a7 +( +$ 9+'5+'* *& +$ c,a$ $a( c$,$a( a$ ab(*&b+& a4,a7 (+ 6-'c6a'7 +=+&c-+'/* &+(-5' c*'%&a $a( +b&a'a( c+$,$a&+(7 $a( c,a$+( (+ *'+' %+'(a(. D+ +(%* /++'/+ ;,+ ,'a $a'%a +(%+ a&c6-%a * 9-&+. E' %&-'*( /-c*( (+ /+'*-'a %,&4+'c-a a $a +$a(%-c-/a/ '*&a$ /+ $a -+$ ca,(a/a *& $a &+(-5' 6ac-a a9,+&a /+ $*( %+=-/*( 0 /+$ $8;,-/* -'%+&(%-c-a$. U'a a&%+ +(+'c-a$ /+ $a
+$*&ac-5' 98(-ca +( $a +a$,ac-5' /+ $a %,&4+'c-a /+ $a -+$. P,4562424: C** 9+'5+'* c*'%&a&-* (+ ,+/+ c-%a& $a $a(5$-(-(7 $a( c$,$a( a$ +&/+& a4,a (+ c*'%&a+'7 (+a&:'/*(+ +$ &*%*$a(%* /+ $a a&+/ c+$,$a&. C,a'/* *& +=+$* (+ a,%a ,' 5&4a'* /+ $a $a'%a +(%+ (+ a&c6-%a +' ,' /+%+&-'a/* %-+*. Tab-' (- $a $a'%a (+ +'c,+'%&a ,' %-+* +%+'/-/* a $*( &a0*( (*$a&+( (+ &*/,c+ ,' +c+(* /+ %&a'(-&ac-5'7 &**ca'/* /+ +(%a a'+&a $a +$--'ac-5' /+ a*& /+ a4,a a$ +/-*.
7 DIFUSIÓN
E( +$ 9+'5+'* *& +$ c,a$ $a( a&%8c,$a( /+ ,' (*$,%* (+ /-(%&-b,0+' ,'-9*&++'%+ +' ,' /-(*$+'%+ /+ %a$ 9*&a ;,+ +' c,a$;,-+& ,'%* /+ $a (*$,c-5' (+ a$ca'>a $a -(a c*'c+'%&ac-5'. A(87 (- *'+*( ,' 4&a'* /+ a>@ca& +' ,' &+c--+'%+ ;,+ c*'%+'4a 1 $-%&* /+ a4,a /+(%-$a/a 0 +(+&a*( +$ %-+* (,9-c-+'%+7 +$ a>@ca& (+ /-(*$+&: 0 +' c,a$;,-+& a&%+ /+ $a (*$,c-5' ,' *$,+' /a/* /+ (%a c*'%+'/&: $a -(a ca'%-/a/ /+ *$c,$a( ;,+ c,a$;,-+& *%&*. E(%* +( /+b-/* a ;,+ $a( *$c,$a( /+$ (*$,%* (+ c**&%a'7 +' c-+&%* */*7 c** $a( /+ ,' 4a( +'c+&&a/* +' ,' &+c--+'%+ /+($a>:'/*(+ +' %*/a( $a( /-&+cc-*'+(.
1 TRANSPORTE ACTIVO C,a'/* +$ %&a'(*&%+ (+ &+a$->a +' c*'%&a /+ ,' 4&a/-+'%+ ;,8-c* /+ c*'c+'%&ac-5') * +$c%&-c*. Pa&a +(%+ %-* /+ %&a'(*&%+ (+ &+c-(a' %&a'(*&%a/*&+( +(+c89-c*( -'(%a$a/*( +' $a +b&a'a7 (-+&+ &*%+8'a(7 ;,+7 +/-a'%+ ,' 4a(%* /+ +'+&48a +' 9*&a /+ ATP7 %&a'(*&%a' (,(%a'c-a( a %&a( /+ (%a. M+/-a'%+ +(%+ %-* /+ %&a'(*&%+ ,+/+' %&a($a/a&(+7 a/+:( /+ +;,+
8. MECANISMO DE TRANSPORTE DEPENDIENDO DE LA FLE9IBILIDAD , PINOCITOSIS La -'*c-%*(-( +( ,' &*c+(* b-*$54-c*7 ;,+ +&-%+ a a$4,'a( c$,$a( 0 *&4a'-(*( ,'-c+$,$a&+(7 *b%+'+& $8;,-/*( *&4:'-c*( /+$ +%+&-*& a&a -'4&+(a& ',%&-+'%+( * a&a *%&a 9,'c-5'. S, 9,'c-5' +( +&-%+ a /+%+&-'a/a( c$,$a( 0 *&4a'-(*( ,'-c+$,$a&+( *b%+'+& $8;,-/*( *&4:'-c*( /+$ +%+&-*& a&a -'4&+(a& ',%&-+'%+( * a&a *%&a 9,'c-5'. E=+$* U' %-* /+ c$,$a +' $a c,a$ (+ $a 6a *b(+&a/* 9&+c,+'%++'%+ +( +$ 5,$* 6,a'*. C,a'/* +$ 5,$* a/,&a +' +$ *a&-* /+ $a ,=+&7 (+ &*/+a /+
c$,$a( '*/&->a(. Aa&+'%++'%+7 +(%a( c$,$a( c+/+' a $-+'%*( /-(,+$%*( a$ 5,$*7 ;,+ $*( -'c*&*&a *& -'*c-%*(-(.
7 FAGOCITOSIS E( ,' %-* /+ +'/*c-%*(-( *& +$ c,a$ a$4,'a( c$,$a( 9a4*c-%*( 0 &*%-(%a() &*/+a' c*' (, +b&a'a c-%*$a(:%-ca a&%8c,$a( (5$-/a( 0 $a( -'%&*/,c+' a$ -'%+&-*& c+$,$a&. La 9,'c-5' /+ $a 9a4*c-%*(-( ,+/+ (+& $a /+ a$-+'%a& a $a c$,$a * c** +/-* /+ /+9+'(a /+$ *&4a'-(* a&a +$--'a& c,+&*( +%&a<*( P*& +=+$*7 c-+&%*( %-*( /+ $+,c*c-%*( %+ &*%+4+' /+ $a( +'9+&+/a/+( &*/+a'/* 0 /-4-&-+'/* $a( bac%+&-a( 0 *%&a( a&%8c,$a( +%&a*( /+ a%+&-a$ (5$-/* (+ $$aa 9a4*c-%*(-(.
CONCLUSIÓN
E$ T&a'(*&%+ c+$,$a& +( +$ -'%+&cab-* /+ (,(%a'c-a( +'%&+ +$ -'%+&-*& c+$,$a& 0 +$ +%+&-*& a %&a( /+ $a +b&a'a $a(:%-ca * +$ *--+'%* /+ *$c,$a( /+'%&* /+ $a c$,$a. La +&+ab-$-/a/ (+$+c%-a +( ,'a &*-+/a/ /+ $a +b&a'a $a(:%-ca 0 /+ *%&a( +b&a'a( (+-+&+ab$+( ;,+ +&-%+' +$ a(* /+ (5$* c-+&%a( a&%8c,$a( a %&a( /+ +$$a(. S+ ,(a a&a ,c6a( 9,'c-*'+( c+$,$a&+(7 c** *& +=+$* $a (8'%+(-( /+ ATP * $a %&a'(-(-5' /+$ -,$(* '+&-*(*. La O(*(-( +( *%&* &*c+(* /+ %&a'(*&%+ a(-*7 +/-a'%+ +$ c,a$7 ,' /-(*$+'%+ a(a (+$+c%-a+'%+ a %&a( /+ ,'a +b&a'a (+-+&+ab$+. La T,&4+'c-a /+%+&-'a +$ +(%a/* /+ &-4-/+> /+ ,'a c$,$a7 +( +$ 9+'5+'* *& +$ c,a$ $a( c$,$a( a$ ab(*&b+& a4,a 0 $a $a(5$-(-(7 $a( c$,$a( a$ +&/+& a4,a (+ c*'%&a+'7 (+a&:'/*(+ +$ &*%*$a(%* /+ $a a&+/ c+$,$a&. La D-9,(-5' +( +$ 9+'5+'* *& +$ c,a$ $a( a&%8c,$a( /+ ,' (*$,%* (+ /-(%&-b,0+' ,'-9*&++'%+ +' ,' /-(*$+'%+ /+ %a$ 9*&a ;,+ +' c,a$;,-+& ,'%* /+ $a (*$,c-5' (+ a$ca'>a $a -(a c*'c+'%&ac-5'. T&a'(*&%+ Ac%-* +( C,a'/* +$ %&a'(*&%+ (+ &+a$->a +' c*'%&a /+ ,' 4&a/-+'%+ ;,8-c* /+ c*'c+'%&ac-5') * +$c%&-c*. La -'*c-%*(-( +( ,' &*c+(* b-*$54-c*7 ;,+ +&-%+ a a$4,'a( c$,$a( 0 *&4a'-(*( ,'-c+$,$a&+(7 *b%+'+& $8;,-/*( *&4:'-c*( /+$ +%+&-*& a&a -'4&+(a& ',%&-+'%+( * a&a *%&a 9,'c-5'. La Fa4*c-%*(-( +( ,' %-* /+ +'/*c-%*(-( *& +$ c,a$ a$4,'a( c$,$a( 9a4*c-%*( 0 &*%-(%a() &*/+a' c*' (, +b&a'a c-%*$a(:%-ca a&%8c,$a( (5$-/a( 0 $a( -'%&*/,c+' a$ -'%+&-*& c+$,$a&.
BIBLIOGRAFÍA
6%%.+c,&+/.c,-'/+.6T&a'(*&%+c+$,$a& 6%%+(.-G-+/-a.*&4-G-P+&+ab-$-/a/(+$+c%-a 6%%.-;b.+(cba(-ca(9-(-*caHca1.6% 6%%-(/+b+&+(.+(%a&+a22231 6%%+(.-G-+/-a.*&4-G-Fa4*c-%*(-(
ANE9OS
TRANSPORTE CELULAR
PERMEABILIDAD SELECTIVA
OSMOSIS
DIFUSIÓN
TRANSPORTE ACTIVO
PINOCITOSIS
FA"OCITOSIS
