Histologia Arterias

  • November 2019
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ARTERIAS Llevan sangre oxigenada a los capilares

GRAN CALIBRE TUNICA INTIMA

TUNICA MEDIA

TUNICA ADVENTICIA

- Endotelio (produce factor 8) - lamina basal - Tejido conectivo sub endotelial - membrana elástica interna (no es muy visible - Fibras elásticas (predominante) - fibra musculares (pocas) - membrana elástica interna y externa - Tejido conectivo (sustancia fundamental amorfa) - Fibras colágenas - Vasa vasorum - Nervivascularis

MEDIANO CALIBRE Mantiene la presión arterial

TUNICA INTIMA

- Endotelio - Lámina basal - tejido conectivo sub endotelial - membrana elástica interna (muy visible)

TUNICA MEDIA

- Fibras musculares elásticas - Fibras elásticas - membrana elástica interna y externa

TUNICA ADVENTICIA

PEQUEÑO CALIBREARTERIOLAS

- Tejido conectivo - Fibras colágenas - vasa vasorum - nervivascularis

- Regulan la presión arterial - presenta una o dos capas de tejido muscular - su túnica intima tiene 8 capas

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