SISTEMA ABO Y RH Flashcards

1
Q

genes que regulan la expresión de los
antígenos ABO

A

Gen H: Cr19 codifica la producción de la transferasa H
Gen ABO: Cr9 posee 3 alelos ABO los cuales determinan la especificidad de la sustancia para la cual codifican (Fucosiltransferasas A,B)
Gen Se: Cr 19 codifica la enzima fucosiltransferasa para los individuos secretores

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

Grupo sanguíneo A azucar terminal (antigeno A)

A

N acetilgalactosamina GalNAc

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

Grupo sanguíneo B azucar terminal (antígeno B)

A

D galactosa (Gal)

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

Grupo sanguíneo AB azucar terminal (antígeno A y B)

A

N acetilgalactosamina GalNAc
D galactosa (Gal)

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

Grupo sanguíneo O azucar terminal (antígeno H)

A

Fucosa

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

Grupo sanguíneo Oh Bombay

A

sustancia precursora, sin azucares

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

grupo sanguíneo que predominan Ac IgM

A

Grupo A y B

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

grupo sanguíneo que predominan Ac IgG

A

Grupo O

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

grupo sanguíneo que predominan Anti H de tipo IgM

A

Bombay

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

sistema que solo se expresa en la superficie del eritrocito

A

Rh

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

cromosoma 19 codifica

A

gen H

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

Genes del cromosoma 1

A

RHD: Rh-D positivo
RHCE: (antígenos C, c, E, e)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

px que Rh -, fue transfundido con Rh+ por una hemorragia masiva, cuanto tiempo tardarán en crearse Ac anti D?

A

desde la 6semana

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

a que se refiere el termino respondedor

A

a que el Rh- crea Ac anti D, después de una transfusión sanguínea con el Rh+

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

principal fuente de exposición a los Ag del Rh son:

A

transfusiones y embarazo

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