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8/17/2019 Tejido Nervioso Final
1/20
16
UNIVERSIDAD NACIONAL DE TRUJILLO
“AÑO DE LA CONSOLIDACIÓN DEL MAR DE GRAU”
FACULTAD DE MEDICINA
ESCUELA ACADÉMICO PROFESIONAL DE MEDICINA
DEPARTAMENTO DE MORFOLOGÍA
SECCIÓN DE HISTOLOGÍA
ASIGNATURA: HISTOLOGÍA
TEMA: TEJIDO NERVIOSO
INTEGRANTE(S)
CIENGUEGOS PLASENCIA, CARLOS ALBERTO CORDOA COTRINA, PAOLA NOHEL! CORDOA RODRIGUE", BRUCE FERNANDE" LLA#AMANGO !ELSIN
GON"ALE" GUTIERRE" ANGEL GRADOS ARANDA MAI$EL
GRUPO: % AÑO DE ESTUDIO: %& PROMOCIÓN: LI
ASESOR: D' C*+' -./0 S+/0*
FECHA DE PRESENTACION: 1% 23 M+40 235 %16
TRUJILLO – PERÚ
ÍNDICE
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I.- CARÁTULA----------------------------------------------------------------------------pág. 1
II.- ÍNDICE ----------------------------------------------------------------------------- pág. 2
II.- RESUMEN----------------------------------------------------------------------------pág. 3IV.- INTRODUCCIÓN ------------------------------------------------------------------pág. 4
V.- OBJETIVOS -------------------------------------------------------------------------Pág. 4
VI.- CONTENIDO
A. P!"#$%&' $(")"#* +( $'+)$$%&'
A.1 N(*,%#: N()*'#----------------------------------------------------------pág.
A.2 Ep($%#"%/#+#: 0%!*# +( P)*%'( A)5#%5 )(*%'-----------pág. 6
B. C(")"# g"%#"( $('*#"( 7 p(*%89*%$#.
B.1 "%# $('*#"---------------------------------------------------------------------pág.;
B.2 " ?+%8(*('$%# ('*( '(*,% 5%("
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16
RESUMEN
E" (%+ '(*,% $'%+(*#+ p#*( +( " 4 (%+ 8)'+#5('#"( #!#*$#
')5(* %p +( $9")"# %('+ (# )'# p!"#$%&' $(")"#* +( $'+)$$%&'.
L# $9")"# $#*#$(*&' p#*# 8*5#* "# ,#%'#
+( 5%("%'# ( ' $)**( (' +# "# '()*'# ,# # +(p('+(* % $'8*5#*#
)'# 8%!*# 5%("%'%$# 7 )'# 8%!*# #5%("%'%$# 7 "# #5!%9' ('(5 # "# ("g"%#
@)( ,%('(' # (* "# #$)5)"#$%&' +( $9")"# '()*"(5#"( (' "# )'%&'
'()*5)$)"#*. L '(*,% *#@)
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16
INTRODUCCION
E" (%+ '(*,% $'%)7( "# !#( (*)$)*#" +(" %(5# '(*,% ?$('*#" 7
p(*%89*%$G. E" S%(5# N(*,% ( (" 5á $5p"( 7 +($'$%+ +( + " @)(
$'8*5#' (" $)(*p )5#' 7 )' $' (" S%(5# E'+$*%' *(#"%/#' "# 8)'$%'(
+( $'*" +(" *g#'%5. E $#p#/ +( *($%!%* ( %'(g*#* %'')5(*#!"( +#
p*$(+('( +( " +%%' &*g#' ('*%#"( p#*# "g*#* )'# *(p)(# +(" $)(*p
(" S%(5# N(*,% ( ('$#*g# p* " g('(*#" +( $'*"#* "# #$%,%+#+( *áp%+#.
A+(5á ( (" *(p'#!"( +( "# 8)'$%'( %'("($%,# $5 "# 5(5*%# "#
(5$%'( "# ,"%$%'(. L# *(p)(# (*á %(5p*( )'# $'*#$$%&' 5)$)"#* "#
($*($%&' +( )'# g"á'+)"#.
S) $'%)$%&' #'#&5%$# ( 5)7 $5p"(# 7 "# $9")"# @)( " $5p'(' #+%8(*('$%# +( "# +(" *( +(" *g#'%5 $#*($(' +( $#p#$%+#+ *(g('(*#%,#
T#' (' (" SNC $5 (' (" SNP ('$'*#5 '()*'# 7 $9")"# g"%#"(. E' (" SNC
( +%%'g)(' + /'# $"#*#5('( +%8(*('$%#+#: "# )#'$%# g*% 7 "# )#'$%#
!"#'$#. E' "# sustancia gris ( "$#"%/#' " $)(*p +( "# '()*'# $' )
p*"'g#$%'( +('+*
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NEURONA
TIPOS
DE ACUERDO A SU 0ORMA HDISPOSICION DE SUS
PROLONACIONES
NEURONAS UNIPOLARES?SEUDOUNIPOLARESG3S" p-(('
)'# p*"'g#$%&' @)( -)*g( +(" $)(*p$(")"#*3 -( (>4%('+( p-4(*%*5('4(:RAMA PERI0ERICA: p*-%g)( -)
+(-4%' (' (" $)(*p. RAMACENTRAL: p('(4*# (' (" SNC.
LOCALIACION: g#'g"%- +( "# *#&'.LOCALIACION: g#'g"%-,(-4%!)"#*(- 7 $$"(#*(-3 (p%4("%
"8#4*% +( "# $#,%+#+ '#-#"
NEURONAS MULTIPOLARES:T%p5á- $5'3 5)(-4*#' ,#*%#-
+%-p-%$%'(- +( 5"4%p"(- +('+*%4#--)*g(' +(" -5# 7 )'
#>&'.LOCALIACION: $#-% 4+ ("-%-4(5# '(*,%- 7 $#-% 4+- (""- -'
54--.EJEMPLOS: C9")"#-p%*#5%+#"(- ?$*4(/# $(*(!*#"G3C9")"#-
p)*1%'g( ?$*4(/# $(*(!("-#G
DE ACUERDO A SU 0UNCION
NEURONAS SENSORIALES?A0ERENTESG.R($%!(' %5p)"---('-*%#"(- (' -)- 4(*5%'#$%'(-+('+*%'(- "$#"(- +('4* +("SNC. M)$#- +( (-4#- $9")"#-
-' +( 4%p !%p"#*.
0UNCION
INTERNEURONAS: E-4#!"($(' $'(>%'(-
"$#"(- +('4* +(" SNC. M)$#- +( (-4#- $9")"#--' +( 4%p !%p"#*.
R($%!%* %'8*5#$%&' +(" 5(+% %'4(*'3(>4(*' 7 +( 4*#- '()*'#-
I'4(g*#* "# %'8*5#$%&' *($%!%+# 7p*+)$%* )'# -(#" +( *(-p)(-4#
C'+)$%* "# -(#" # -) 4(*5%'#$%&'
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(-4'. 0#$%"%4# "#4*#'5%%' +("
%5p)" '(*,%.P*+)$%+# p* "#$(")"# SAN.
.NODULOS DERANVIER: P#*4(
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5("%'#.D((5p(# )'#8)'$%' (p#$%#"(' "# 4*#'5%$%'
+(" %5p)"'(*,%.
BOTONESSINAPTICOS:
R#5%8%$#$%'(3p(*5%4%('+ "#
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N()*4*#'5%*(: P##'(" %5p)" '(*,% #$%#4*# '()*'#3 5)$)"
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DENDRITAS
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P*"'g#$%'( @)( #"('+( +%8(*('4( p#*4( +("
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'()*'#.
CUERPO CELULAR OSOMA
C'4%('( (" ')$"( 7 (" $%4p"#5#$%*$)'+#'4( p(*%$#*%'. I'$#p#$%4#+
p#*# ""(,#* # $#! +%,%%' $(")"#*.
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5%4$'+*%#3E$# R. E. L.
INCLUSIONES: 4#"%p
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FIBRAS DE PUR$IN#E
S01 835-5+* 9-*8-5+'3*8+'2.+8+* 902.8+2+*
;+'+ '+123*(
7 N-8530* 23 508+5.@+8.01
831/'+5(79.0?'.55+*
'35+/.=+931/3 3*8+*+*(
7D.*;0*.8.01 ;3'.+2+* 23 ;'0=08+'5+ 23*;05+'.@+8.01 23 50*
=31/'.8-50*(
LOCALI"ACION: "01+
*-?31208+'2.8+
&'* ESECI&(I+&CIONES% ,I"R&S DE UR-IN#E. &UTOM&TISMO UTERINO'
I9+>3 *+8+2+ 23://;*:932+-5+*0'2;'3**80
E>%( (' (" (* )' #)5#%5 7 )' *%g(' +( "#(>$%#$%'( &" $5p#*#!"( $' (" $*#/&' p* #'(>%(' p('$%#"%+#+( +( 5#*$#p# @)( (' (" (*' 5)7 %5p*#'( p#*# 5#'('(* (" *%p"( g*#+%('(+( "# $'*#$$%&'.T#5!%9' (' (" (* ( '($(#*% )' )5!*#" +((>$%#$%&' p#*# ""(g#* #" p('$%#" $*
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"' CE(U(&S /(I&(ES CENTR&(ES 0 ERI,ERIC&S"') /(I& CENTR&(% O(I/ODENDROCITO! &STROCITO! MICRO/(I& 0
OTROS'
E5 /3'0 -9+0 /0/+593/3+.*5+20 235 0'>+.*90, *380/'+3 '/9.8+93/3, 50 -3239-3*/'+ -3 3* - '>+0+-/09/.80
S- 80/'+8/.?.5.2+2 3* ;023'0*+93/3 .-38.+2+ ;0';023'0*+* 0'90+* 3/'3 5+* -3 *3 23*/+8+ 5+ 0J./08.+ 23
8/17/2019 Tejido Nervioso Final
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C5-5+*>5.+53*83/'+53*
ASTROCITO OLIGODENDROCITO
MICROGLIA EPENDIMOCITO
O'.>3 NEUROECTODERMICO NEUROECTODERMICO MESODERMICO(ANTIGUAMENTE)KNEUROECTODERMICO(ACTUALMENTE)
NEUROECTODERMICO
U5/'+3*/'-8/-'+
NUCLEO DECONTORNOIRREGULARCITOPLASMACLARO CONORGANELOS
NUCLEO CONCROMATINACONDENSADA ENGRUMOS CITOPLASMABASTANTE
ELECTRODENSO
NUCLEO OALADOCON CROMATINACONDENSADA CITOPLASMABASTANTEELECTRODENSO
NUCLEOOALADO !REDONDO CONSUPERFICIEREGULAR CITOPLASMA
CONTIENEFASCICULOS DEFILAMENTOSINTERMEDIOS !UN CUMULO DEMITOCONDRIASEN EL POLOAPICAL
F0'9+ APROTOPLASMICOS(ESTRELLADOS CON
PROLONGACIONESCITOPLASMATICAS ESCASAS KAFIBROSOS(ESTRELLADOS CONNUMEROSASPROLONGACIONESCITOPLASMATICAS
CUERPO CELULARPEUEÑO !REDONDEADO(PR
OLONGACIONESCITOPLASMATICASFINAS POCORAMIFICADAS
NULEO CELULARPEUEÑO !ALARGADO
EPITELIO SIMPLECUBICO7CILINDRICO
CILIADO
L08+5.@+8. SUSTANCIAGRIS !SUSTANCIABLANCA
SUSTANCIA GRIS !SUSTANCIABLANCA
DISTRIBUIDO POR TODO EL SNC (MASABUNDANTE EN LASUSTANCIA GRIS)
REISTENCAIDADES UEDERIAN DEL
TUBO NERIOSO
F-8.0 SOPORTEMECANICO DELASNEURONASKREPARACIONDE TE#IDO
NERIOSO
FORMAR !MANTENER LAAINA DE MIELINAEN EL SNC
FAGOCITAR LOSDETRITUS DE LA"ONA LESIONADAKLIBERACION DECITOUINAS (IL71)
MOILI"AR ELLIUIDOCEFALORRAUIDEO
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"'* /(I& ERI,ERIC&% CE(U(& DE SC12&NN! TE(O/(I& 0 OTROS
/(Í&S ERI,3RIC&S%
*')4 C5lulas de Sc67ann%
L# $9")"# +( S$F#'' %('(' # " #>'( 5%("%'%/#+ 7 ' 5%("%'%/#+ +(
)' '(*,% p(*%89*%$. C#+# $9")"# +( S$F#'' p(( )'# "á5%'# (>(*'# !%('
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*'84 C5lulas de Muller%
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S' )' %p (p($%#" +( $9")"# $)7 '$"( ( %#' (' "# $#p# ')$"(#* %'(*'#
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C050'+8.01
23 5+ 9I35.1+
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C'* NER$IOS ERI,ERICOS
,ibras Nerviosas erideasMiel>nicas
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R($)!%(*# p* p"%(g)( 5"%p"(8*5#+ p* )'# $9")"# (',",('(
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C')' +( #>'( '()*#"( )'%+ ('*( (%+ +( 9'. E''$( )' '(*,%
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-2= #>'( p* $9")"#. L# $9")"# +( S$F#'' +(#**""#+ p*(('# )'
'$"( #"#*g#+ 7 #p"#'#+ ) p"#5#"(5# 8*5# %',#g%'#$%&' "# $)#"(
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NERIOS PERIFÉRICOS
H+83* 23 +J03* +*08.+20* + /3.20* 23 *0*/3
C09;03/3* T.;
C ) 5 ( D 3 S 8 + 1 1
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+ * 0 * * + 1 > - E 1 3 0 *
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A J
C5-5+ 23 S8+
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NERIOS PERIFÉRICOS MIELÍNICOS
C5-5+ 23 S8+
P'083*0 23 9.35..@+8.
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T'9.0: % +0*
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CONC(USIONES%
L# p!"#$%&' $(")"#* +( $'+)$$%&' +(" (%+ '(*,% (á +#+#
p*%'$%p#"5('( p* "# '()*'#. U'# +( "# p*%'$%p#"( +%8(*('$%# ('*( "# $(")"# g"%#"( $('*#"( 7
p(*%8(*%$# ( @)( " ("(5(' +( "# p(*%89*%$# (á' 5á
*g#'%/#+. U'# +%8(*('$%# *(#"#'( ('*( '(*,% 5%("%'%$ 7 #5%("
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4. B(""# J C"#,(*# J. T*##+ +( g%'($"g +( %"g
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