Aparato Osteomuscular Flashcards

1
Q

Por que el interior es negativo?

A

Por concentración de iones, proteínas y carbohidratos

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2
Q

Principales iones positivos

A

Sodio
Potasio
Calcio

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3
Q

Proceso de despolarizacion

A
  1. Se abren canale de sodio

2. Se activa bomba sodio potasio

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4
Q

Bomba Na K

A

Saca 3 Na

Mete 2K

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5
Q

Como se llama la membrana plasmatica de las células musculares

A

Sarcolema

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6
Q

Cual es el reservorio de calcio de la célula muscular

A

Retículo sarcoplasmico

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7
Q

Músculo voluntario

A

Estriado

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8
Q

Músculos involuntarios

A

Liso

Cardíaco

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9
Q

Como se forma el músculo

A
  1. Células musculares forman fibras musculares que se envuelven por endomisio
  2. Fibras musculares forman fascículos musculares envueltas por perimisio
  3. Forman el musculo envuelto por epimisio
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10
Q

Disco/banda Z

A

Albergan filamentos de actina-miosina-titina

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11
Q

Banda H

A

Espacio entre filamentos actina

Se disminuye para contraer musculo

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12
Q

Sinsitio

A

Unión de membranas celulares en la que si una se activan las demás igual

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