histologia laminas para estudiar
TRANSCRIPT
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FA C U LTA D D E M E D I C I N A H U M A N A
P R I M E R PA R C I A L D E H I S T O L O G Í A H U M A N A
Joshuan Barboza Meca. MCE.
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MEDULA ESPINAL
R O S S B . , E T A L ( 2 0 1 4 ) . T E X T O Y AT L A S D E H I S T O L O G Í A : C O R R E L A C I Ó N D E L A S C É L U L A S Y L A B I O L O G Í A M O L E C U L A R . 7 º E D I C I Ó N . J W W. U S A .
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Columna blanca posteriorSurco medio posterior
Asta gris posterior
Surco ependimario
Asta gris anterior
Neuronas motoras
Neuronas sensitivas
Asta lateral
Columna blanca anterior Sustancia blancaSurco medio anterior
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Neurona motora
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Neurona sensitiva (fusiforme)
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Receptores
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Ganglio de la raíz posterior
Raíz anterior
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Muestra: Ganglio raquídeo
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Cápsula
Zona medular
Zona cortical
Zona cortical
Raíz anterior
Neurona pseudomonopolar
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Muestra: Ganglio raquídeo
Cápsula
Neurona esférica bipolar
Neurona piriforme bipolar
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Muestra: Ganglio raquídeo
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G A N G L I O ( C É L U L A S AT É L I T E ) Neurona pseudomonopolar
Núcleo
Nucleolo
Célula satélite
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A S T R O C I T O P R O T O P L A S M ÁT I C O
Características: Fibras cortas y gruesas pero muy ramificadas
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A S T R O C I T O F I B R O S O
Características: Fibras largas y delgadas
poco ramificadas
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O L I G O D E N D R O C I T O
Características: Cuerpos celulares
con muy pocas ramificaciones.
Forman la vaina de mielina
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CORPÚSCULO DE PACCINI
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C O R P Ú S C U L O D E PA C C I N I
Cápsula
Láminas concéntricas
Cel. de Schwann modificadas
Terminación nerviosa
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OLFATO
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SC= Células de soporte OC= Células olfatorias BC= Células basales
AP= Axones C y V= Capilares y
Vénulas
BG= Glándula de Bowman N= Nervios olfatorios
ScC= Núcleo de Cel. de Schwann
R O S S B . , E T A L ( 2 0 1 4 ) . T E X T O Y AT L A S D E H I S T O L O G Í A : C O R R E L A C I Ó N D E L A S C É L U L A S Y L A B I O L O G Í A M O L E C U L A R . 7 º E D I C I Ó N . J W W. U S A .
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LENGUA
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Papilas caliciformes
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Papila filiforme
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Fil P= Papila filiforme Ep= Epitelio estratificado escamoso
CT= Tejido conectivo M= Músculo estriado R O S S B . , E T A L ( 2 0 1 4 ) . T E X T O Y AT L A S D E H I S T O L O G Í A : C O R R E L A C I Ó N D E L A S
C É L U L A S Y L A B I O L O G Í A M O L E C U L A R . 7 º E D I C I Ó N . J W W. U S A .
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C= Hendiduras del epitelio Ep= Epitelio estratificado
SE= Epitelio plano no estratificado CTP= Papilas de tejido conectivo
D= Ductos LSG= Glándulas serosas linguales
LCT= Tejido conectivo laxo R O S S B . , E T A L ( 2 0 1 4 ) . T E X T O Y AT L A S D E H I S T O L O G Í A : C O R R E L A C I Ó N D E L A S C É L U L A S Y L A B I O L O G Í A M O L E C U L A R . 7 º E D I C I Ó N . J W W. U S A .
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Células sensitivas de las papilas gustativas
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NF= Fibras nerviosas TP= Poro gustativo
R O S S B . , E T A L ( 2 0 1 4 ) . T E X T O Y AT L A S D E H I S T O L O G Í A : C O R R E L A C I Ó N D E L A S C É L U L A S Y L A B I O L O G Í A M O L E C U L A R . 7 º E D I C I Ó N . J W W. U S A .
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TP= Poro gustativo NSC= Células sensitivas SC= Células de soporte
NF= Fibras nerviosas BC= Células basales
R O S S B . , E T A L ( 2 0 1 4 ) . T E X T O Y AT L A S D E H I S T O L O G Í A : C O R R E L A C I Ó N D E L A S C É L U L A S Y L A B I O L O G Í A M O L E C U L A R . 7 º E D I C I Ó N . J W W. U S A .
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OJO
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OJO
Córnea
Epitelio corneal
Membrana de Bowman
Sustancia propia
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CAPAS DE LA CÓRNEA
R O S S B . , E T A L ( 2 0 1 4 ) . T E X T O Y AT L A S D E H I S T O L O G Í A : C O R R E L A C I Ó N D E L A S C É L U L A S Y L A B I O L O G Í A M O L E C U L A R . 7 º E D I C I Ó N . J W W. U S A .
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C Ó R N E A Epitelio corneal anterior
(Epitelio plano estratificado no queratinizado)
Membrana de Bowman
Sustancia propia
Membrana de Descemet
Epitelio corneal anterior (Epitelio escamoso
simple cúbico)
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Membrana de Bowman
Epitelio Corneal Anterior
Sustancia propia
Membrana de Descemet
Epitelio Corneal Posterior
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CORNEA
Membrana de Bowman
Epitelio Corneal Anterior
Sustancia propia
Membrana de Descemet
Epitelio Corneal Posterior
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Iris
Retina ciega
Vasos sanguíneos
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Iris
Proceso ciliar
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CAPAS DE LA RETINA
Fotorreceptora
Limitante externa
Limitante interna
Externa nuclear
Interna nuclear
Plexiforme externa
Plexiforme interna
Células ganglionares
Fibras nerviosas
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RETINA
ILM= Membrana limitante interna NFL= Capa de fibras nerviosas GC= Capa de células ganglionares IPL= Capa plexiforme interna INL= Capa nuclear interna
OPL= Capa Plexiforme externa ONL= Capa nuclear externa ELM= Membrana limitante externa R&C= Capa de Conos y bastones RPE= Epitelio pigmentario de la retina LV= Lámina vítrea Ch= Coroides
R O S S B . , E T A L ( 2 0 1 4 ) . T E X T O Y AT L A S D E H I S T O L O G Í A : C O R R E L A C I Ó N D E L A S C É L U L A S Y L A B I O L O G Í A M O L E C U L A R . 7 º E D I C I Ó N . J W W. U S A .
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EXTERNO (En contacto con la capa coroidea)
Interno (En contacto con el Humor vítreo)
Membrana limitante interna
Capa de Fibras nerviosas
Capa de células ganglionares
Capa Plexiforme interna
Capa nuclear interna
Capa Plexiforme externa
Capa nuclear externa
Membrana limitante externa
Capa de conos y bastones
Epitelio pigmentario de la retina
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NERVIO PERIFERICO
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Endoneuro
Perineuro
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NERVIO PERIFÉRICO P= Perineuro
MF= Fibras simples mielinizadas
BV= Vasos sanguíneos A= Axones
Cabezas de flecha= Procesos celulares del
perineuro M= Mitocondria CD= Densidades citoplasmáticas rER= Retículo
endoplásmico rugoso BL= Lámina basal
R= Ribosomas
R O S S B . , E T A L ( 2 0 1 4 ) . T E X T O Y AT L A S D E H I S T O L O G Í A : C O R R E L A C I Ó N D E L A S C É L U L A S Y L A B I O L O G Í A M O L E C U L A R . 7 º E D I C I Ó N . J W W. U S A .
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C O R T E T R A N S V E R S A L D E N E R V I O P E R I F É R I C O
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C O R T E T R A N S V E R S A L D E N E R V I O P E R I F É R I C O
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C O R T E L O N G I T U D I N A L D E N E R V I O P E R I F É R I C O
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NERVIO PERIFERICO
CORTE LONGITUDINALNúcleos de la célula de
SchwannMielina
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Muestra: Cerebelo Observación: Capas
del cerebelo
Capa molecular
Capa de células de Purkinje
Capa granulosa
Sustancia blanca
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Mol= Capa molecular Gr= Granulosa
WM= Sustancia Blanca Pia= Piamadre
BV= Vasos sanguíneos
R O S S B . , E T A L ( 2 0 1 4 ) . T E X T O Y AT L A S D E H I S T O L O G Í A : C O R R E L A C I Ó N D E L A S C É L U L A S Y L A B I O L O G Í A M O L E C U L A R . 7 º E D I C I Ó N . J W W. U S A .
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Mol= Capa molecular Gr= Granulosa
WM= Sustancia Blanca Pia= Piamadre
BV= Vasos sanguíneos
R O S S B . , E T A L ( 2 0 1 4 ) . T E X T O Y AT L A S D E H I S T O L O G Í A : C O R R E L A C I Ó N D E L A S C É L U L A S Y L A B I O L O G Í A M O L E C U L A R . 7 º E D I C I Ó N . J W W. U S A .
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Mol= Capa molecular D= Dendritas
BC= Células en canasta Gr= Granulosa
WM= Sustancia Blanca Pia= Piamadre
Pkj= Cel de Purkinje
R O S S B . , E T A L ( 2 0 1 4 ) . T E X T O Y AT L A S D E H I S T O L O G Í A : C O R R E L A C I Ó N D E L A S C É L U L A S Y L A B I O L O G Í A M O L E C U L A R . 7 º E D I C I Ó N . J W W. U S A .
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D= Dendritas BC= Células en canasta
Flechas= Granulosa WM= Sustancia Blanca
Pkj= Cel de Purkinje G= Cel de Golgi tipo II
R O S S B . , E T A L ( 2 0 1 4 ) . T E X T O Y AT L A S D E H I S T O L O G Í A : C O R R E L A C I Ó N D E L A S C É L U L A S Y L A B I O L O G Í A M O L E C U L A R . 7 º E D I C I Ó N . J W W. U S A .
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C O R T E Z A C E R E B E L O S A
Golgi tipo II
Granulosa
Sustancia Purkinje
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C É L U L A S D E L A C A PA M O L E C U L A R Células en canasta
Células estrelladas