2. Plexo sacro: recibe aportaciones de: L5, L4, S1, S2, S3, S4
▪ Ramas colaterales:
✓ Nervios sacros → corta
✓ Nervio Gluteo superior
✓ Nervio glúteo inferior (ciático menor)
✓ Nervio del piramidal
✓ Nervio del gémino superior
✓ Nervio del obturador interno
✓ Nervio del gémion inferior
✓ Nervio del cuadrado crural
✓ Nervio del pudendo interno
▪ Ramas terminales:
✓ Nervio ciático Mayor
3. Nervio obturador: desde la región lumbar sale por el agujero
obturador
▪ Ramas colaterales:
✓ Ramas articulares
✓ Ramas para el musculo obturador externo
▪ Ramas terminales.
✓ Rama anterior: musculos de la región interna del muslo
excepto el tercer aductor
✓ Rama posterior: tercer aductor con aportaciones a las
articulaciones coxo femoral y rodilla
4. Nervio Crural: tiene origens en el musculos psoas mayor, escotadura
del psoas iliaco , dividiendo-se a nivel del triangulo de scarpa en cuatro
terminales
2
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