Nervio Facial Flashcards

1
Q

Tipo de nervio

A

Mixto y parasimpático

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2
Q

Origen

A

Surco bulboprotuberancial

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3
Q

Raíces de Origen

A

Raiz medial: nervio facial (motor)
Raiz lateral: nervio intermedio (de wrisberg) - sensitivo y parasimpatico

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4
Q

Trayecto

A

Fosa cranel post, conducto facial, celda parotídea

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5
Q

Ramas colaterales intrapetrosas

A

N Petroso mayor
Ramo comunicante para el plexo timpanico
N estapedio
N cuerda del tímpano
Ramo comunicante com el X
N sensitivo del conducto auditivo externo

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6
Q

Ramas colaterales extrapetrosas

A

Ramo comunicante con glosofaríngeo
N auricular posterior
Ramo digástrico
Ramo estilohioideo

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7
Q

Ramas terminales

A

Tronco temporofacial= Ramos temporales, Ramos cigomaticos, Ramos bucales superiores
Tronco cervicofacial= Ramos bucales inf, ramo marginal de la mandibula, ramo cervical

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