Proliferación y crecimiento celular Flashcards

1
Q

TIPOS DE CELULAS EN CICLOS CELULARES

A

-Labiles: epitelio
.Quiscientes: hepato
-Permanentes: nerviosas y mm cardiacas

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2
Q

TIEMPO CICLO CEL

A

24H y epitelio tubo digestivo 12h

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3
Q

FASES DE LA INTERFASE

A

G1: duplicacion organulos
S: duplicacion mat gen
G2: Verifica duplicacion no tenga dañ{os
G0: reposo

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4
Q

FASE M DIVIDIDA EN

A
profase
metafase
anafase
telofase 
citocinesis
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5
Q

PUNTOS CONTROL

A

G1: se checa medio, tamaño y daño ADN
G2-M: Se checa daño ADN y completa replicacion de este
M: UNion de cromosmas y huso mitotico

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6
Q

METAFASE

A

posicionan cromosomas al ecuador

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7
Q

PROFASE

A

Temprana: condensacion y formacion de huso
Tardia: desorganizacion envoltura y cromosomas se unen al huso

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8
Q

ANAFASE

A

hacia polos

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9
Q

Telofase

A

Huso desaparece

y se descondensan los cromosomas

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10
Q

MOLECULAS CONTROLAN CICLOS

A

CIclinas y cinasas

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11
Q

REGULA AL COMPLEJO CDK G1/S

A

CIclina E y CDK2

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12
Q

REGULA COMPLEJO CDK M

A

Ciclina B y CDK1

provoca la utodestruccion y actua la separasa y segurinas

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13
Q

SE ACTIVA LIBERA HAY DAÑO EN EL ADN

A

P53

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14
Q

CIP

A

p21 y p27

inhibe todos los complejos

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15
Q

INK

A

p16

INhibe CDK 4 y 6

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16
Q

RB. RETINOBLASTOMA

A

inhibe al fx E2F

17
Q

ESTIMULAN LA MITOSIS Y O LA PROLIFERACION DE VARIOS TIPOS CEL

A

mitogenos