BRAZO Y CODO Flashcards

1
Q

Pregunta

A

Respuesta

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2
Q

�Qu� m�sculos forman el compartimiento anterior del brazo?

A

B�ceps braquial, coracobraquial y braquial.

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3
Q

�Qu� m�sculos forman el compartimiento posterior del brazo?

A

Tr�ceps braquial.

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4
Q

�Qu� nervio inerva al b�ceps braquial y al coracobraquial?

A

El nervio musculocut�neo (C5, C6).

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5
Q

�Qu� acci�n realiza el tr�ceps braquial?

A

Es el principal extensor del antebrazo y la cabeza larga resiste la luxaci�n del h�mero durante la abducci�n.

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6
Q

�Qu� arteria irriga el brazo?

A

La arteria humeral o braquial, que es la continuaci�n de la arteria axilar.

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7
Q

�Qu� son los c�rculos periepicond�leos?

A

Son anastomosis arteriales alrededor de los epic�ndilos medial (epitr�clea) y lateral del h�mero.

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8
Q

�Qu� nervios principales recorren el brazo?

A

Nervio musculocut�neo, nervio mediano, nervio cubital y nervio radial.

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9
Q

�Qu� huesos participan en el complejo articular del codo?

A

El h�mero (brazo), el c�bito y el radio (antebrazo).

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10
Q

�Qu� articulaciones componen el complejo articular del codo?

A

Articulaci�n humerorradial, humerocubital y radiocubital superior o proximal.

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11
Q

�Qu� tipo de articulaci�n es la humerorradial?

A

Es sinovial de tipo esferoidea o enartrosis.

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12
Q

�Qu� tipo de articulaci�n es la humerocubital?

A

Es sinovial de tipo g�nglimo, trocleartrosis o bisagra.

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13
Q

�Qu� tipo de articulaci�n es la radiocubital superior?

A

Es sinovial de tipo trocoide o pivote.

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14
Q

�Qu� movimientos realiza la articulaci�n humerocubital?

A

Flexi�n y extensi�n del antebrazo.

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15
Q

�Qu� movimientos realiza la articulaci�n radiocubital superior?

A

Pronaci�n y supinaci�n del antebrazo.

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16
Q

�Qu� ligamentos refuerzan la c�psula del codo?

A

Ligamentos anterior, posterior, colateral radial y colateral cubital.

17
Q

�Qu� ligamentos est�n asociados a la articulaci�n radiocubital superior?

A

Ligamento anular y ligamento cuadrado.