BRAZO Y CODO
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Transcript of BRAZO Y CODO
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BRAZO Y CODOBRAZO Y CODO
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LIMITES DE LA REGION DEL BRAZO
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ANATOMIA DE SUPERFICIE
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Fascias del Brazo
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PLANOSDE DISECCION
PIEL
TCSC
FASCIA
MUSCULOS
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Tabique intermuscul
arlateral
Tabique intermuscul
armedial
Proyecciones de la Fascia del Brazo Hacia el Húmero
COMPARTIMIENTO ANTERIOR
COMPARTIMIENTO POSTERIOR
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VENARADIAL
VENACUBITAL
VENAMEDIANA
ANTEBRAQUIAL
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VENA CEFALICA
VENA BASILICA
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VENARADIAL
VENACUBITAL
VENAMEDIANACEFALICA
VENAMEDIANABASILICA
VENACEFALICA
VENABASILICA
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NERVIO AXILAR
NERVIO RADIAL
ACC. DEL BRAQ. CUT.INTERNO
BRAQUIAL CUTANEOINTERNO
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COMPARTIMIENTO ANTERIOR
Bíceps braquial – 2 porciones: Porción larga y porción corta Coraco - braquial – perforado nervio músculo – cutáneo Braquial anterior Inervación: N. músculo – cutáneo Acción: Flexión del antebrazo
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COMPARTIMIENTO POSTERIOR
• Tríceps – 3 porciones: Porción larga Vasto interno Vasto externo• Inervación: N. radial• Acción: Extensor del antebrazo Empujar, lanzar, martillar
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REFLEJOS• Bicipital Percusión del tendón del bíceps Flexión del antebrazo o contracción del bíceps• Tricipital Percusión del tendón del tríceps Extensión del antebrazo o contracción del tríceps
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MUSCULOCORACOBRAQUIAL
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MUSCULOBICEPS BRAQUIAL
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TENDON DEL BICEPS LARGO
CAVIDAD GLENOIDEA
DEL OMOPLATO
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MUSCULOBRAQUIAL ANTERIOR
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MUSCULOTRICEPS BRAQUIAL
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MUSCULOTRICEPS BRAQUIAL
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ARTERIA HUMERAL
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ARTERIA HUMERAL PROFUNDA
COLATERAL INTERNA
SUPERIOR
COLATERAL INTERNAINFERIOR
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NERVIOS DEL BRAZO• Mediano – 2 raices• Músculo – cutáneo – perfora al músculo córaco -
braquial• Cubital – perfora músculo cubital anterior – canal
epitrócleo – olecraniano• Radial – canal de torsión – perfora el músculo
supinador corto• Braquial cutáneo interno• Accesorio del braquial cutáneo interno
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CODOCODO
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FOSA CUBITALFOSA CUBITAL
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SURC. BIC. EXT. SUR- BIC. INTER.
SUPINADOR LARGO
PRONADOR REDONDO
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NERVIO RADIAL
ARTERIARECURRENTE
RADIAL ANTERIOR
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Lateral Medial
A. humeral
Humeral profundaA. col. interna sup.
A. col. Interna inf.
Tronco recu. cubitales
Rec. radialanterior
Rec. radialPosterior o rec. interósea
P
A
EpicondiloEpitróclea
Radial Cubital
Tronco intreróseas
CIRCULO ARTERIALDEL CODO
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CONTENIDO DE LA FOSA CUBITAL
• Tendón del bíceps• Arteria humeral• Rama ant. art. humeral profunda• Nervio mediano• Nervio radial• Nervio músculo – cutáneo• Venas superficiales en M
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PROPIEDADES DE LOS MUSCULOS
Contractibilidad Cambian de forma Tono muscular Contracción sostenida de los músculos
origina postura normal del cuerpo
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