Sistema digestivo
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![Page 1: Sistema digestivo](https://reader031.fdocuments.mx/reader031/viewer/2022030305/5870e6951a28abcf288b5ced/html5/thumbnails/1.jpg)
ANATOMIA HUMANA
Sistema Digestivo Glándulas anexas
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DEFINICION Y CONFORMACION :
ES EL ENCARGADO DE TRANSFORMAR SUSTANCIAS COMPLEJAS EN SUSTANCIAS SIMPLES Y ASIMILABLES MEDIANTE PROCEDIMIENTOS MECANICOS Y QUIMICOS.
FORMADO POR ORGANOS PROPIOS: BOCA, LENGUA, FARINGE, ESOFAGO, ESTOMAGO, INTESTINO DELGADO, INTESTINO GRUESO, ANO.
ORGANOS ANEXOS : GLANDULAS SALIVALES, HIGADO, PANCREAS Y BAZO.
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LA BOCA
DOS REGIONES:
VESTIBULO ORAL: comprendida por dientes, labios y encias
CAVIDAD ORAL.: SEIS CARAS
ANTERIOR: labios, surco nasogeniano, surco mentogeniano
y el musculo orbicular.
POSTERIOR: úvula, amigdalas, itsmo de las fauses y el velo del paladar
SUPERIOR: palatino
INFERIOR: lengua, región milohiodea, piso lingual.
LATERALES: mejillas, musculo masetero y buccinador.
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- Dientes deciduales: 20
- Dientes permanentes: 32
LOS DIENTES
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BOVEDA PALATINA ÓSEA
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DIENTES EN EL MAXILAR
INFERIOR
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CANINOS Y MOLARES
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CORONA
CUELLO
RAÍZ
Esmalte
Dentina o marfil
Corona clínica
Pulpa de la corona
Cavidad del diente
Borde gingivolabial
Cemento
Raíz clínica
Pulpa del diente
Periodoncio
Pulpa radicular
Vértice de la raíz del
diente
Orificio apical
DIENTE
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VISTA MEDIAL DE LOS DIENTES IZQUIERDOS
EN AMBAS ARCADAS
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Papila incisiva (tubérculo
incisivo)
Pliegues palatinos
transversales
Paladar duro
Orificios de las glándulas
palatinas
Rafe del paladar
Paladar blando (velo del
paladar)
Arco palatogloso
Arco palatofaríngep
Úvula palatina
PALADAR DURO
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LENGUA
FORMADO POR 17 MUSCULOS: dividido por músculos extrinsecos e intrinsecos, todos son pares, a excepción del lingual superior.
M. QUE NACEN DE HUESOS PROXIMOS: - geniogloso
- estilogloso
- hiogloso.
M. QUE NACEN DE ORGANOS PROXIMOS: - palatogloso
- faringogloso
- amigdalogloso.
M. QUE NACEN DE HUESOS y ORGANOS PROXIMOS:
- lingual superior
- lingual inferior.
MUSCULO INTRINSECO : transverso.
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Geniogloso Hiogloso
Estilogloso
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Palatogloso
Palatofaríngeo
Estilogloso
Hiogloso
Geniogloso
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Hiogloso
N. Lingual
Ganglio submandibular
Nervio hipogloso
Arteria
lingual
Conducto submandibular
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Lingual superior
transverso
Lingual inferior
geniogloso
genihiodeo
milohiodeo
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FARINGE
R
O
LF
CN
CO
L
TE
BASE CRANEO
½ C2
BORDE INF C3
BORDE INF. C6
VELO PAL
12 cm
COANAS
ITSMO
FAUSES
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Esófago
CRICOIDEO
AORTICO
BRONQUIAL
DIAFRAGMATICO
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Unión Esófago- Gástrica
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Estómago. Union G - E
Curvatura mayor
Curvatura menor
Piloro
Fondo gastrico
Cuerpo gastrico
Antro gastrico
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GEI
GED
E
GD
GEI
GED
VMS
CE
P
TC
H
VCE
VP
VP
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DUODENO
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DUODENO
AMPOLLA DE VATER
ANGULO DE TREITZ
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DUODENO
ANTROPILORO
ESFINTER PILORICO
BULBO u OBLICUA
DESCENDENTE
HORIZONTAL ASCENDENTE
MUSC. SUSPENSORIO O TREITZ
ANGULO DUODENOYEYUNAL
COLEDOCO
HEPATICO
CISTICO
AMPOLLA VATER oCARUNCULA MAYOR
VALVULAS CONNIVENTES
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PLIEGUES CIRCULARES
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CABEZA DEL PANCREAS
COLA
CONDUCTO PANCREATICOO DE WIRSUNG
CINDUCTO ACCESORIO oSANTORINI
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AMPOLLA DE VATER
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YEYUNO
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YEYUNOILEON
ASASINTESTINALES
MESENTERIO
ILEONTERMINAL
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ILEON
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Tránsito Intestinal
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INTESTINO GRUESO
ILEON TERMINALCIEGO
COLONASCENDENTE
COLON TRANSVERSO
COLON DESCENDENTE
COLON SIGMOIDES
EPIPLON MAYOR
MESOCOLONTRANSVERSO
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COLON
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CARACTERISTICAS DEL INTESTINO GRUESO
APENDICESEPIPLOICOS
HAUSTRAS
TENIASCOLI
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APENDICE VERMIFORME
APENDICE
MESOAPENDICE
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IRRIGACION
ART. MESENTERICA SUPERIOR
ART. MESENTERICA INFERIOR
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VALVULA ILEO CECAL
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VALVULA ILEOCECAL
VALVULA ILEOCECAL
LABIO SUPERIOR V.I.
LABIO INFERIOR V.I.COMISURA V.I.
FRENILLO V.I.
VALVULASSEMILUNARES
ORIFICIO APENDICEVERMIFORME
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RECTO
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RECTO
VALVULA DE HOUSTON
COLUMNAS RECTALES MORGANNI
SENOS DE MORGANNIESFINTER INTERNO
ESFINTER EXTERNO
AMPOLLA RECTAL
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VISION REL RECTO CON UN ENDOSCOPIO
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Colon c/contraste
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Cuerpos extraños
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Páncreas
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Páncreas
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HIGADO
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HIGADO
LOBULODERECHO
LOBULO IZQUIERDO
DIAFRAGMA
LIG. CORONARIOLIG. TRIANGULAR IZQ
LIG. TRIANGULARDERECHO
LIG. SUSPENSORIO OFALCIFORME
LIGAMENTO REDONDO
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CARA POSTERIOR O INFERIOR
LOBULO CAUDADO OSPIEGEL
LOBULO CUADRADO
LOBULOIZQUIERDO
LOBULO DERECHO
Vena cava inferior
cistico
hepatico
coledoco
Arteriahepatica
Vena porta
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VENA CAVA INFERIOR
VENA SUPRAHEPATICA
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IMPRESIONES
IMPRESIÓN RENAL
IMPRESIÓN COLICA
IMPRESIÓNGASTRICA
IMPRESIÓNDUODENAL
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VESICULA Y VIAS BILIARES
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VESICULA Y CONDUCTOS BILIARES
FONDO
CUERPO
CUELLO
CONDUCTO CISTICOValvulas heister
HEPATICO DERECHO E IZQUIERDO
HEPATICO COMUN
COLEDOCO
CONDUCTO PANCREATICO
AMPOLLA DE VATER
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BAZO
Organo hemocateretico; se encargade las destruccion de globulos rojosque cumplieron su ciclo de vida.
Organo que participa en el procesode la inmunidad.
Al sufrir un traumatismo, susangrado es abundante a traves dela arteria esplenica.
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BAZO
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BAZO
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CUADRANTES DEL ABDOMEN
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PAREDES ABDOMINALES
MUSCULO ACCION INERVACION
OBLICUO MAYOR
(EXTERNO)
Ayudan a flexionar el tronco,
rotacion del tronco, flexion lateralN. TORACOABDOMINALES
Y N. SUBCOSTAL
OBLICUO MENOR
(INTERNO)
Rotacion del tronco, flexion lateral 2-3 ULTIMOS N.
TORACOABDOMINALES Y
EL N. SUBCOSTAL
TRANSVERSO Controla la hiperextension del
troncoN. TORACOABDOMINALES
Y N. SUBCOSTAL
RECTO ANTERIOR Flexionar el tronco contra la resistencia, y
en decubito supino, levantar el torax e
indirectamente la cabeza. Tambien juega
un papel importante en la respiracion y el
esfuerzo.
N. TORACOANDOMINALES
Y N. SUBCOSTAL
PIRAMIDAL---- N. SUBCOSTAL
PARED ABDOMINAL ANTEROLATERAL:
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Musc. Oblicuo mayor
Vainas del recto ant.
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Musc. Oblicuo menor
Musc. Recto anterior
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Musc. transverso
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PAREDES ABDOMINALES
MUSCULOS ACCION INERVACION
PSOASILIACO
(psoas mayor +
iliaco)
Principal flexor del muslo y
el tronco
Plexo lumbar y N. crural.
PSOAS MENOR Colabora con el psoas mayor Plexo lumbar
CUADRADO
LUMBAR
Flexiona el tronco
lateralmente, fija la ultima
costilla y ayuda al diafragma.
N. Subcostal y plexo lumbar
PARED ABDOMINAL POSTERIOR:
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Musc. Psoas mayor
Musc. Psoas menor
Musc. iliaco
Musc. Cuadrado lumbar