Biomecanica de las lesiones deportivas (rodilla) Flashcards

1
Q

Grados de libertad

A

1 grado, el 2 grado es accesorio en flexion

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2
Q

Lesiones en flexion

A

posicion de inestabilidad (ligamentosas y meniscales

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3
Q

Lesiones en extension

A

Fracturas articulares y rupturas ligamentarias

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4
Q

Extension de rodilla

A

Pasiva 5-10º
Activa recto anterior+extension previa de cadera
Relativa- movimiento que completa la extension a partir de cualquier posicion de flexion

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5
Q

Amplitud de flexion de rodilla

A

140º si cadera en flexion (activa)

160º limitada por retraccion del aparato extensor (pasiva)

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6
Q

estabilidad transversal de rodilla

A

LLI–> desequilibrio interno (refuerza Pata ganso)

LLE–> desequilibrio externo (refuerza TFL)

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7
Q

Ligamentos cruzados

A

LCP–> tenso en Flex

LCA–> tenso en extension freno

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8
Q

Musculos extensores

A

Cuadriceps (3 veces mas potentes que extensores)
3 monoarticulares
1 biarticular (recto anterior)
Gluteo mayor, sinergico antagonista del recto anterior.

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9
Q

Musculos flexores

A
Isquiosurales (biceps crural, semiten y semimem)
Pata ganso (recto anterior, sartorio, popliteo, semitendinoso)
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