Sem 9 Lisosomas Flashcards

1
Q

Q es Lisosomas? LISOSOMAS LAS PROTECTORAS

A
  • La membrana lisosomas es resistente a la acción de las enzimas.
  • Contiene enzimas digestivas que facilitan el rompimiento de moléculas
  • Digieren las partículas extrañas que entran a la célula
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2
Q

Cuantas enzimas hidrolíticas tiene?

A

50 enzimas hidrolíticas

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3
Q

Matriz lisosomal que ph tiene?

A

4,8

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4
Q

Cuales son las 2 clases de proteinas ESCENCIALES?

A

Hidrolasas lisosomales.
Proteínas integrales de la membrana lisosomal (LMPs

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5
Q

Que es una parte fundamental de el lisosoma?

A

Enzimas hidroliticas

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6
Q

Tipo especifico de enzimas hidroliticas en el lisosoma?

A

Hidrolasas acidas

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7
Q

Cuales son TODAS las hidrolasas acidas?

A

Proteasas
Lipasa
Nucleasas
Glucosidasas
Sulfatasas
Fosfatasa
Fosfolipasa

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8
Q

las hidrolasas acidas o Lisosomas mas importantes??

A

Proteasas
Lipasa
Nucleasas
Glucosidadas

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9
Q

Proteasas?

A

Digieren proteina y rompen enlaces pepditidicos

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10
Q

lipasa?

A

Disgrega las grasas para que se puedan absorver

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11
Q

Nucleasa?

A

Catalizan la ruptura fosfodiester.

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12
Q

Glucosidasas?

A

Digiere carbohidratos
Degrada la biomasa
Defensa contra patogenesis

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13
Q

Cual es el PH de la enzima hidrolitica? lisosoma

A

PH 5 y en el exterior es 7

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14
Q

La fagocitosis se divide en 2, cuales son?

A
  • Heterofagia: La bacteria se fagosoma, entra en fagolisosoma y es defecado celular
  • Autofagia: Mitocondria fallada se autofagosoma, luego de autofagolisosoma y es defecado celular
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15
Q

lisosoma primario + vesicula de fagocitosis =

A

FAGOLISOSOMA (Globulos blancos)

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16
Q

lisosoma primario + autofagosoma =

A

AUTOFAGOLISOSOMA