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Control de la energía > Hormonas pancreáticas > Flashcards

Hormonas pancreáticas Flashcards

1
Q

La somatstatina es un ______ por excelencia

A

Inhibidor

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2
Q

Cadena de síntesis de Somatostatina

A

Preprosomatostatina (116aa)
Prosomatostationa (28aa)
Somatostatina (14aa)

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3
Q

Organelo donde se encuentra la preprosomatostatina

A

RER

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4
Q

Organelo donde se encuentra la prosomatostatina

A

Golgi

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5
Q

Parte del cuerpo donde actúa la prosomatostatina

A

Tracto gastrointestinal

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6
Q

Organos blanco de la somatostatina madura

A

Estómago y páncreas

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7
Q

Principales factores que inhibe la somatostatina

A 
glucagón
Insulina
Secreción exócrina del páncreas
crecimiento tumoral
sangrados
diarrea
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8
Q

Inhibidor de somatostatina

A

Insulina

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9
Q

Estimulantes de somatostatina

A

Glucosa
Arginina
Hormonas del tracto digestivo

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10
Q

Numero de aminoácidos en la estructura del glucagón

A

29 aa

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11
Q

Estimulantes del glucagón (7)

A 
baja glucemia
Bajos acidos grasos
SN simpático
SN parasimpático
Ingesta de proteínas
Ayuno
Ejercicio
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12
Q

Inhibidores del glucagón (3)

A

Alta glucemia
INSULINA
Somatostatina

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13
Q

El mecanismo de acción del glucagón pasa gracias a la activación de la hormona:

A

Lipasa

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14
Q

Procesos metabólicos de carbohidratos que estimula el glucagón (2)

A

Glucogenólisis

Gluconeogénesis

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15
Q

Procesos metabólicos de proteínas que estimula el glucagón

A

Proteólisis

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16
Q

Procesos metabólicos de lípidos que estimula el glucagón

A

Lipólisis

17
Q

Numero de aminoacidos del polipeptido pancreático

A

36 aa

18
Q

Funciones del PP

A 
\+ contracción vesicular
- motilidad
- secreciones
- HCO3 y acinos
relacionado a la saciedad (y pérdida de peso)
19
Q

Numero de aminoacidos en amilina

A

37 aa

20
Q

Funciones amilina

A 
Regula velocidad de insulina
Regula plasma de sangre junto con glucagon
Inhibe glucagon
Frena vaciamiento gástrico
Se opone a gluconeogénesis

Control de la energía (6 decks)

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