Celula bacteriana Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

Lugar donde ocurre la respiración celular bacteriana…

A

Membrana plasmática

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

La membrana plasmática da origen a …3

A

Pilis, fimbrias y flagelos

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Se divide en 2: Membrana externa formada por…

A

Bicapa de fosfolipidos seguida de espacio periplasmático de polímeros de azucares y aminoácidos.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Se divide en 2: Membrana Externa…

A

Actúa como armadura- Mas resistente que pared celular

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Pared celular de Gram POSITIVAS es

A

sencilla y gruesa

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Pared celular Gram POSITIVAS posee

A

60-80% peptidoglicano- MUCHAS CAPAS-

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Pared celular Gram NEGATIVAS es

A

Delgada y compleja

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Pared celular Gram NEGATIVAS posee

A

10-20% peptidoglicano en fragmentos

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Pared celular Gram NEGATIVAS posee ADEMAS DE PEPTIDOGLICANOS

A

40-60% lipidos -bicapa lipidica

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Bacterias encapsuladas son mas virulentas?

A

Zy

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Que son los mesosomas?

A

Invaginaciones de membrana citoplasmática

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Tipos de funciones de los mesosomas…

A
  1. mesosoma de tabique.- para division celular
  2. mesosoma lateral.- concentrados los citocromos y otras enzimas de cadena respiratoria
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Coloración de gram

A

-Frotis sobre porta y secar ambiente
-COLOREAR 1 MIN VIOLETA GENCIANA, LAVAR
-FIJAR 1 MIN CON LUGOL, LAVAR.
-DECOLORAR CON ALCOHOL/ACETONA, LAVAR.
-COLOREAR 1 MIN SAFRANINA.
-LAVAR, SECAR, ACEITE INMERSIÓN Y
OBSERVAR CON LENTE 100X.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Coloración de Ziehl Neelsen

A

-FROTIS DE LA MUESTRA, SECAR AMBIENTE
-COLOREAR CON FUCSINA FENICADA (ROJO)
-FIJANDO AL CALOR X 3 A 5 MIN, NO HERVIR.
-DECOLORAR CON ALCOHOL/ÁCIDO, LAVAR Y
-COLOREAR CON AZUL DE METILENO 30 SEG
-LAVAR, SECAR, OBSERVAR CON LENTE 100X
-MICROSCOPÍA: BACILOS ROJO BRILLANTES
SOBRE FONDO AZUL.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly