Tejido muscular Flashcards

1
Q

Origen del tejido muscular

A

mesodérmico

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2
Q

Funciones del t muscular

A

Movimiento, calor cambios en la forma de órganos

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3
Q

Tipos de miofilamentos

A

Delados y gruesos

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4
Q

Que contienen los miofilamentos delgados:

A

actina

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5
Q

Citoplasma de t muscular

A

sarcoplasma

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6
Q

Tipos de tejido muscular

A

Estriado y liso

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7
Q

Tipos de tejido estriado

A

Viceral, cardíaco esquelético

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8
Q

Características del m esquelético

A

Se fija al hueso
Esqueleto axial
Núcleos en la periferia
Contracción intensa rápida y voluntaria

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9
Q

Membrana celular t muscular

A

Sarcolema

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10
Q

REL del t muscular

A

Retículo sarcoplásmico

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11
Q

Tejido conjuntico asociado al músculo

A

Epimisio
Perimisio
Endomisio

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12
Q

Función de mioglobina en musculos

A

Almacena O2 en fibras musculares

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13
Q

Tipos de fibras

A

Ia, IIa, IIb

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14
Q

Ia?

A

Oxidativa lenta resistente a fatiga

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15
Q

IIa?

A

Glucolíticas ox rápidas, resistente a fatiga

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16
Q

IIb?

A

Contracción rápida, propensa a fatiga

17
Q

Subunidad estructural de las fibras musculares

A

Miofibrillas

18
Q

Que tienen las bandas I

A

Actina

19
Q

Que tienen las bandas A

A

Miosina

20
Q

Que es la línea Z

A

Punto de unión de fibras I, proteínas fijadoras de actina

21
Q

Que tiene la zona H

A

Filamentos gruesos